diff --git a/plugins/ossl_engine/Cargo.toml b/plugins/ossl_engine/Cargo.toml
index 76ca72c38..e29f784fb 100644
--- a/plugins/ossl_engine/Cargo.toml
+++ b/plugins/ossl_engine/Cargo.toml
@@ -1,4 +1,5 @@
-# Copyright (C) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 
 [workspace]
 resolver = "2"
diff --git a/plugins/ossl_engine/api-interface/Cargo.toml b/plugins/ossl_engine/api-interface/Cargo.toml
index c6000300b..1f32f3b47 100644
--- a/plugins/ossl_engine/api-interface/Cargo.toml
+++ b/plugins/ossl_engine/api-interface/Cargo.toml
@@ -1,4 +1,5 @@
-# Copyright (C) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 
 [package]
 name = "api-interface"
diff --git a/plugins/ossl_engine/api-interface/azihsm_engine.h b/plugins/ossl_engine/api-interface/azihsm_engine.h
index bc610f59c..c29458f83 100644
--- a/plugins/ossl_engine/api-interface/azihsm_engine.h
+++ b/plugins/ossl_engine/api-interface/azihsm_engine.h
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_API_INTERFACE_H
 #define AZIHSM_API_INTERFACE_H
diff --git a/plugins/ossl_engine/api-interface/build.rs b/plugins/ossl_engine/api-interface/build.rs
index 3cba2704d..adbd134f0 100644
--- a/plugins/ossl_engine/api-interface/build.rs
+++ b/plugins/ossl_engine/api-interface/build.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::env;
 use std::path::Path;
diff --git a/plugins/ossl_engine/api-interface/src/engine_ctrl/attest_key.rs b/plugins/ossl_engine/api-interface/src/engine_ctrl/attest_key.rs
index df2ae8aa2..3dbd2c51d 100644
--- a/plugins/ossl_engine/api-interface/src/engine_ctrl/attest_key.rs
+++ b/plugins/ossl_engine/api-interface/src/engine_ctrl/attest_key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 //! C-facing API for attesting key data
 
diff --git a/plugins/ossl_engine/api-interface/src/engine_ctrl/collateral.rs b/plugins/ossl_engine/api-interface/src/engine_ctrl/collateral.rs
index 50596bbb0..d83d98989 100644
--- a/plugins/ossl_engine/api-interface/src/engine_ctrl/collateral.rs
+++ b/plugins/ossl_engine/api-interface/src/engine_ctrl/collateral.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 //! C-facing API for getting collateral data (device certificate chain)
 
diff --git a/plugins/ossl_engine/api-interface/src/engine_ctrl/info.rs b/plugins/ossl_engine/api-interface/src/engine_ctrl/info.rs
index c96c576b5..509342b0b 100644
--- a/plugins/ossl_engine/api-interface/src/engine_ctrl/info.rs
+++ b/plugins/ossl_engine/api-interface/src/engine_ctrl/info.rs
@@ -1,4 +1,5 @@
-// Copryright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_void;
 
diff --git a/plugins/ossl_engine/api-interface/src/engine_ctrl/key_import.rs b/plugins/ossl_engine/api-interface/src/engine_ctrl/key_import.rs
index 8719a3687..3bcfd8e7c 100644
--- a/plugins/ossl_engine/api-interface/src/engine_ctrl/key_import.rs
+++ b/plugins/ossl_engine/api-interface/src/engine_ctrl/key_import.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 //! C-facing API for importing key data
 
diff --git a/plugins/ossl_engine/api-interface/src/engine_ctrl/mod.rs b/plugins/ossl_engine/api-interface/src/engine_ctrl/mod.rs
index 6a792e9e3..219e0b862 100644
--- a/plugins/ossl_engine/api-interface/src/engine_ctrl/mod.rs
+++ b/plugins/ossl_engine/api-interface/src/engine_ctrl/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod attest_key;
 pub mod collateral;
diff --git a/plugins/ossl_engine/api-interface/src/engine_ctrl/open_key.rs b/plugins/ossl_engine/api-interface/src/engine_ctrl/open_key.rs
index 69ed31175..0a212cfbc 100644
--- a/plugins/ossl_engine/api-interface/src/engine_ctrl/open_key.rs
+++ b/plugins/ossl_engine/api-interface/src/engine_ctrl/open_key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_char;
 use std::ffi::c_void;
diff --git a/plugins/ossl_engine/api-interface/src/engine_ctrl/wrapping_key.rs b/plugins/ossl_engine/api-interface/src/engine_ctrl/wrapping_key.rs
index 1e109e8d6..aff452761 100644
--- a/plugins/ossl_engine/api-interface/src/engine_ctrl/wrapping_key.rs
+++ b/plugins/ossl_engine/api-interface/src/engine_ctrl/wrapping_key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 //! C-facing API for wrapping key data
 
diff --git a/plugins/ossl_engine/api-interface/src/lib.rs b/plugins/ossl_engine/api-interface/src/lib.rs
index 0a9a00a09..6b3aa35d1 100644
--- a/plugins/ossl_engine/api-interface/src/lib.rs
+++ b/plugins/ossl_engine/api-interface/src/lib.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #![allow(non_upper_case_globals)]
 #![allow(non_camel_case_types)]
diff --git a/plugins/ossl_engine/engine-common/Cargo.toml b/plugins/ossl_engine/engine-common/Cargo.toml
index 944f80c54..ad304ea15 100644
--- a/plugins/ossl_engine/engine-common/Cargo.toml
+++ b/plugins/ossl_engine/engine-common/Cargo.toml
@@ -1,4 +1,5 @@
-# Copyright (C) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 
 [package]
 name = "engine-common"
diff --git a/plugins/ossl_engine/engine-common/src/handle_table.rs b/plugins/ossl_engine/engine-common/src/handle_table.rs
index 942fb149c..294050b19 100644
--- a/plugins/ossl_engine/engine-common/src/handle_table.rs
+++ b/plugins/ossl_engine/engine-common/src/handle_table.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::collections::HashMap;
 use std::sync::atomic::*;
diff --git a/plugins/ossl_engine/engine-common/src/lib.rs b/plugins/ossl_engine/engine-common/src/lib.rs
index d2009c8cd..84a613707 100644
--- a/plugins/ossl_engine/engine-common/src/lib.rs
+++ b/plugins/ossl_engine/engine-common/src/lib.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::mem::size_of;
 
diff --git a/plugins/ossl_engine/lib/Cargo.toml b/plugins/ossl_engine/lib/Cargo.toml
index 47fd095ca..b979ad1be 100644
--- a/plugins/ossl_engine/lib/Cargo.toml
+++ b/plugins/ossl_engine/lib/Cargo.toml
@@ -1,4 +1,5 @@
-# Copyright (C) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 
 [package]
 name = "azihsmengine"
diff --git a/plugins/ossl_engine/lib/src/ciphers/aes_cbc.rs b/plugins/ossl_engine/lib/src/ciphers/aes_cbc.rs
index b9235f725..0b1eb1f2f 100644
--- a/plugins/ossl_engine/lib/src/ciphers/aes_cbc.rs
+++ b/plugins/ossl_engine/lib/src/ciphers/aes_cbc.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::sync::Arc;
 
diff --git a/plugins/ossl_engine/lib/src/ciphers/aes_gcm.rs b/plugins/ossl_engine/lib/src/ciphers/aes_gcm.rs
index 9f4175d2e..68fa9c2b6 100644
--- a/plugins/ossl_engine/lib/src/ciphers/aes_gcm.rs
+++ b/plugins/ossl_engine/lib/src/ciphers/aes_gcm.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::sync::Arc;
 
diff --git a/plugins/ossl_engine/lib/src/ciphers/aes_xts.rs b/plugins/ossl_engine/lib/src/ciphers/aes_xts.rs
index ac7b86296..e291c0d8b 100644
--- a/plugins/ossl_engine/lib/src/ciphers/aes_xts.rs
+++ b/plugins/ossl_engine/lib/src/ciphers/aes_xts.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::sync::Arc;
 
diff --git a/plugins/ossl_engine/lib/src/ciphers/callback.rs b/plugins/ossl_engine/lib/src/ciphers/callback.rs
index c90fc8d58..eb4000a4b 100644
--- a/plugins/ossl_engine/lib/src/ciphers/callback.rs
+++ b/plugins/ossl_engine/lib/src/ciphers/callback.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use engine_common::handle_table::Handle;
 use mcr_api_resilient::DigestKind;
diff --git a/plugins/ossl_engine/lib/src/ciphers/init.rs b/plugins/ossl_engine/lib/src/ciphers/init.rs
index be85098c9..aa4ed63de 100644
--- a/plugins/ossl_engine/lib/src/ciphers/init.rs
+++ b/plugins/ossl_engine/lib/src/ciphers/init.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::sync::OnceLock;
 
diff --git a/plugins/ossl_engine/lib/src/ciphers/key.rs b/plugins/ossl_engine/lib/src/ciphers/key.rs
index b5fe97eb8..e8351b3c2 100644
--- a/plugins/ossl_engine/lib/src/ciphers/key.rs
+++ b/plugins/ossl_engine/lib/src/ciphers/key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use enum_as_inner::EnumAsInner;
 use openssl_rust::safeapi::error::*;
diff --git a/plugins/ossl_engine/lib/src/ciphers/mod.rs b/plugins/ossl_engine/lib/src/ciphers/mod.rs
index 353c62363..c35dae24c 100644
--- a/plugins/ossl_engine/lib/src/ciphers/mod.rs
+++ b/plugins/ossl_engine/lib/src/ciphers/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod aes_cbc;
 #[cfg(feature = "gcm")]
diff --git a/plugins/ossl_engine/lib/src/common/base_key.rs b/plugins/ossl_engine/lib/src/common/base_key.rs
index a96921c55..20dd657dc 100644
--- a/plugins/ossl_engine/lib/src/common/base_key.rs
+++ b/plugins/ossl_engine/lib/src/common/base_key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use engine_common::handle_table::Handle;
 use engine_common::handle_table::HandleTable;
diff --git a/plugins/ossl_engine/lib/src/common/ec_key.rs b/plugins/ossl_engine/lib/src/common/ec_key.rs
index 4278032f0..aece2bedb 100644
--- a/plugins/ossl_engine/lib/src/common/ec_key.rs
+++ b/plugins/ossl_engine/lib/src/common/ec_key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::sync::Arc;
 
diff --git a/plugins/ossl_engine/lib/src/common/hash.rs b/plugins/ossl_engine/lib/src/common/hash.rs
index 988e40fe6..f8b8a7065 100644
--- a/plugins/ossl_engine/lib/src/common/hash.rs
+++ b/plugins/ossl_engine/lib/src/common/hash.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_uint;
 
diff --git a/plugins/ossl_engine/lib/src/common/hsm_key.rs b/plugins/ossl_engine/lib/src/common/hsm_key.rs
index 958943c66..18f945e1a 100644
--- a/plugins/ossl_engine/lib/src/common/hsm_key.rs
+++ b/plugins/ossl_engine/lib/src/common/hsm_key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use api_interface::REPORT_DATA_SIZE;
 use mcr_api_resilient::*;
diff --git a/plugins/ossl_engine/lib/src/common/key_util.rs b/plugins/ossl_engine/lib/src/common/key_util.rs
index 733563b20..5c947bf2d 100644
--- a/plugins/ossl_engine/lib/src/common/key_util.rs
+++ b/plugins/ossl_engine/lib/src/common/key_util.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 use mcr_api_resilient::ManticoreCertificate;
 
 #[macro_export]
diff --git a/plugins/ossl_engine/lib/src/common/mod.rs b/plugins/ossl_engine/lib/src/common/mod.rs
index 6020a2f50..e9e873c90 100644
--- a/plugins/ossl_engine/lib/src/common/mod.rs
+++ b/plugins/ossl_engine/lib/src/common/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod base_key;
 pub mod ec_key;
diff --git a/plugins/ossl_engine/lib/src/common/rsa_key.rs b/plugins/ossl_engine/lib/src/common/rsa_key.rs
index 5a8597245..98b4d6ffb 100644
--- a/plugins/ossl_engine/lib/src/common/rsa_key.rs
+++ b/plugins/ossl_engine/lib/src/common/rsa_key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::convert::TryFrom;
 use std::ffi::c_uint;
diff --git a/plugins/ossl_engine/lib/src/common/secret_key.rs b/plugins/ossl_engine/lib/src/common/secret_key.rs
index 378ff7149..f79f31e67 100644
--- a/plugins/ossl_engine/lib/src/common/secret_key.rs
+++ b/plugins/ossl_engine/lib/src/common/secret_key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::sync::Arc;
 
diff --git a/plugins/ossl_engine/lib/src/ec/callback.rs b/plugins/ossl_engine/lib/src/ec/callback.rs
index 24788068f..3092c2e67 100644
--- a/plugins/ossl_engine/lib/src/ec/callback.rs
+++ b/plugins/ossl_engine/lib/src/ec/callback.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::c_uchar;
diff --git a/plugins/ossl_engine/lib/src/ec/init.rs b/plugins/ossl_engine/lib/src/ec/init.rs
index d266a244c..6d095bf65 100644
--- a/plugins/ossl_engine/lib/src/ec/init.rs
+++ b/plugins/ossl_engine/lib/src/ec/init.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use openssl_rust::safeapi::ec::method::EcKeyMethod;
 use openssl_rust::safeapi::engine::Engine;
diff --git a/plugins/ossl_engine/lib/src/ec/mod.rs b/plugins/ossl_engine/lib/src/ec/mod.rs
index d8acb4eba..0cd1aa98d 100644
--- a/plugins/ossl_engine/lib/src/ec/mod.rs
+++ b/plugins/ossl_engine/lib/src/ec/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod callback;
 pub mod init;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/ec_key.rs b/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/ec_key.rs
index fb9706845..813752d7f 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/ec_key.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/ec_key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::any::Any;
 use std::ffi::c_long;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/evp_pkey.rs b/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/evp_pkey.rs
index 59fe19d75..f8946bfe7 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/evp_pkey.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/evp_pkey.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::any::Any;
 use std::ffi::c_long;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/mod.rs b/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/mod.rs
index 5bf277dba..0219a987d 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/mod.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod ec_key;
 pub mod evp_pkey;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/rsa_key.rs b/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/rsa_key.rs
index e07059c75..698197c20 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/rsa_key.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/rsa_key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::any::Any;
 use std::ffi::c_long;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/unwrap_key.rs b/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/unwrap_key.rs
index 80c382382..6d43bdd10 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/unwrap_key.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/attest_key/unwrap_key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::any::Any;
 use std::ffi::c_long;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/delete_key.rs b/plugins/ossl_engine/lib/src/engine_ctrl/delete_key.rs
index 0488e22f4..51230114e 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/delete_key.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/delete_key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::any::Any;
 use std::ffi::c_char;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/import_key/ec_key.rs b/plugins/ossl_engine/lib/src/engine_ctrl/import_key/ec_key.rs
index 1c26de207..2b8a79d18 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/import_key/ec_key.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/import_key/ec_key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::any::Any;
 use std::ffi::c_long;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/import_key/evp_cipher.rs b/plugins/ossl_engine/lib/src/engine_ctrl/import_key/evp_cipher.rs
index fb8e63ea9..6194199b2 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/import_key/evp_cipher.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/import_key/evp_cipher.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::any::Any;
 use std::ffi::c_long;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/import_key/evp_pkey.rs b/plugins/ossl_engine/lib/src/engine_ctrl/import_key/evp_pkey.rs
index 2be4636ba..27f0b02ac 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/import_key/evp_pkey.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/import_key/evp_pkey.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::any::Any;
 use std::ffi::c_long;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/import_key/mod.rs b/plugins/ossl_engine/lib/src/engine_ctrl/import_key/mod.rs
index 79f2e193a..d9611118d 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/import_key/mod.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/import_key/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod ec_key;
 pub mod evp_cipher;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/import_key/rsa.rs b/plugins/ossl_engine/lib/src/engine_ctrl/import_key/rsa.rs
index 719d8227f..b7048050a 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/import_key/rsa.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/import_key/rsa.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::any::Any;
 use std::ffi::c_long;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/info.rs b/plugins/ossl_engine/lib/src/engine_ctrl/info.rs
index b0143c84f..1b3e4677f 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/info.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/info.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::any::Any;
 use std::ffi::c_long;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/init.rs b/plugins/ossl_engine/lib/src/engine_ctrl/init.rs
index 4e41a270d..16934c322 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/init.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/init.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use openssl_rust::safeapi::engine::Engine;
 use openssl_rust::safeapi::engine_ctrl::EngineCtrlCmds;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/mod.rs b/plugins/ossl_engine/lib/src/engine_ctrl/mod.rs
index 1db9c3a8a..a5043e483 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/mod.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod attest_key;
 pub mod delete_key;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/unwrap_key/get.rs b/plugins/ossl_engine/lib/src/engine_ctrl/unwrap_key/get.rs
index 84cecdcdf..cffe9b937 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/unwrap_key/get.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/unwrap_key/get.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::any::Any;
 use std::ffi::c_long;
diff --git a/plugins/ossl_engine/lib/src/engine_ctrl/unwrap_key/mod.rs b/plugins/ossl_engine/lib/src/engine_ctrl/unwrap_key/mod.rs
index c8e3ca60f..35b1b9c23 100644
--- a/plugins/ossl_engine/lib/src/engine_ctrl/unwrap_key/mod.rs
+++ b/plugins/ossl_engine/lib/src/engine_ctrl/unwrap_key/mod.rs
@@ -1,3 +1,4 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod get;
diff --git a/plugins/ossl_engine/lib/src/engine_data.rs b/plugins/ossl_engine/lib/src/engine_data.rs
index 569d4c4cb..744cb8128 100644
--- a/plugins/ossl_engine/lib/src/engine_data.rs
+++ b/plugins/ossl_engine/lib/src/engine_data.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use tracing::dispatcher::DefaultGuard;
 
diff --git a/plugins/ossl_engine/lib/src/engine_internal.rs b/plugins/ossl_engine/lib/src/engine_internal.rs
index c22c949fb..184985062 100644
--- a/plugins/ossl_engine/lib/src/engine_internal.rs
+++ b/plugins/ossl_engine/lib/src/engine_internal.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::sync::Arc;
 
diff --git a/plugins/ossl_engine/lib/src/lib.rs b/plugins/ossl_engine/lib/src/lib.rs
index b1d32f49d..72de42899 100644
--- a/plugins/ossl_engine/lib/src/lib.rs
+++ b/plugins/ossl_engine/lib/src/lib.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::env::var_os;
 use std::ffi::c_char;
diff --git a/plugins/ossl_engine/lib/src/load_key.rs b/plugins/ossl_engine/lib/src/load_key.rs
index f52ed49a5..cae8611c2 100644
--- a/plugins/ossl_engine/lib/src/load_key.rs
+++ b/plugins/ossl_engine/lib/src/load_key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_void;
 
diff --git a/plugins/ossl_engine/lib/src/pkey/ec/callback.rs b/plugins/ossl_engine/lib/src/pkey/ec/callback.rs
index 98570ddbc..5e17ff6db 100644
--- a/plugins/ossl_engine/lib/src/pkey/ec/callback.rs
+++ b/plugins/ossl_engine/lib/src/pkey/ec/callback.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 
diff --git a/plugins/ossl_engine/lib/src/pkey/ec/mod.rs b/plugins/ossl_engine/lib/src/pkey/ec/mod.rs
index a6afbdc2c..c8a086c70 100644
--- a/plugins/ossl_engine/lib/src/pkey/ec/mod.rs
+++ b/plugins/ossl_engine/lib/src/pkey/ec/mod.rs
@@ -1,3 +1,4 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod callback;
diff --git a/plugins/ossl_engine/lib/src/pkey/hkdf/callback.rs b/plugins/ossl_engine/lib/src/pkey/hkdf/callback.rs
index b4956d512..ac05abff7 100644
--- a/plugins/ossl_engine/lib/src/pkey/hkdf/callback.rs
+++ b/plugins/ossl_engine/lib/src/pkey/hkdf/callback.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use openssl_rust::safeapi::error::*;
 use openssl_rust::safeapi::evp_pkey::callback::hkdf::*;
diff --git a/plugins/ossl_engine/lib/src/pkey/hkdf/key.rs b/plugins/ossl_engine/lib/src/pkey/hkdf/key.rs
index b0a792d8c..b56049001 100644
--- a/plugins/ossl_engine/lib/src/pkey/hkdf/key.rs
+++ b/plugins/ossl_engine/lib/src/pkey/hkdf/key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::sync::Arc;
 
diff --git a/plugins/ossl_engine/lib/src/pkey/hkdf/mod.rs b/plugins/ossl_engine/lib/src/pkey/hkdf/mod.rs
index 34ed9b24b..3703e61be 100644
--- a/plugins/ossl_engine/lib/src/pkey/hkdf/mod.rs
+++ b/plugins/ossl_engine/lib/src/pkey/hkdf/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod callback;
 pub mod key;
diff --git a/plugins/ossl_engine/lib/src/pkey/init.rs b/plugins/ossl_engine/lib/src/pkey/init.rs
index f006ef323..39af3c7ca 100644
--- a/plugins/ossl_engine/lib/src/pkey/init.rs
+++ b/plugins/ossl_engine/lib/src/pkey/init.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_uint;
 use std::sync::OnceLock;
diff --git a/plugins/ossl_engine/lib/src/pkey/mod.rs b/plugins/ossl_engine/lib/src/pkey/mod.rs
index 9e36bc93d..d23d6c03b 100644
--- a/plugins/ossl_engine/lib/src/pkey/mod.rs
+++ b/plugins/ossl_engine/lib/src/pkey/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod ec;
 pub mod hkdf;
diff --git a/plugins/ossl_engine/lib/src/pkey/open.rs b/plugins/ossl_engine/lib/src/pkey/open.rs
index 593c2417b..335c6d062 100644
--- a/plugins/ossl_engine/lib/src/pkey/open.rs
+++ b/plugins/ossl_engine/lib/src/pkey/open.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use mcr_api_resilient::*;
 use openssl_rust::safeapi::error::OpenSSLError;
diff --git a/plugins/ossl_engine/lib/src/pkey/rsa/callback.rs b/plugins/ossl_engine/lib/src/pkey/rsa/callback.rs
index e4e09d106..9db4bbcdc 100644
--- a/plugins/ossl_engine/lib/src/pkey/rsa/callback.rs
+++ b/plugins/ossl_engine/lib/src/pkey/rsa/callback.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::c_ushort;
diff --git a/plugins/ossl_engine/lib/src/pkey/rsa/mod.rs b/plugins/ossl_engine/lib/src/pkey/rsa/mod.rs
index a6afbdc2c..c8a086c70 100644
--- a/plugins/ossl_engine/lib/src/pkey/rsa/mod.rs
+++ b/plugins/ossl_engine/lib/src/pkey/rsa/mod.rs
@@ -1,3 +1,4 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod callback;
diff --git a/plugins/ossl_engine/lib/src/rsa/callback.rs b/plugins/ossl_engine/lib/src/rsa/callback.rs
index e865ec902..17fd379eb 100644
--- a/plugins/ossl_engine/lib/src/rsa/callback.rs
+++ b/plugins/ossl_engine/lib/src/rsa/callback.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::c_uint;
diff --git a/plugins/ossl_engine/lib/src/rsa/init.rs b/plugins/ossl_engine/lib/src/rsa/init.rs
index 692f8380b..5efb1008b 100644
--- a/plugins/ossl_engine/lib/src/rsa/init.rs
+++ b/plugins/ossl_engine/lib/src/rsa/init.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::CString;
 use std::sync::OnceLock;
diff --git a/plugins/ossl_engine/lib/src/rsa/mod.rs b/plugins/ossl_engine/lib/src/rsa/mod.rs
index 4bdb8bfb3..c308317c6 100644
--- a/plugins/ossl_engine/lib/src/rsa/mod.rs
+++ b/plugins/ossl_engine/lib/src/rsa/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod callback;
 pub mod init;
diff --git a/plugins/ossl_engine/lib/tests/common.rs b/plugins/ossl_engine/lib/tests/common.rs
index d9d49268a..e6c2321d5 100644
--- a/plugins/ossl_engine/lib/tests/common.rs
+++ b/plugins/ossl_engine/lib/tests/common.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #![allow(dead_code)]
 
diff --git a/plugins/ossl_engine/lib/tests/rsa_encrypt_decrypt.rs b/plugins/ossl_engine/lib/tests/rsa_encrypt_decrypt.rs
index 0c93862fa..a799455a2 100644
--- a/plugins/ossl_engine/lib/tests/rsa_encrypt_decrypt.rs
+++ b/plugins/ossl_engine/lib/tests/rsa_encrypt_decrypt.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 mod common;
 
diff --git a/plugins/ossl_engine/lib/tests/rsa_sign_verify.rs b/plugins/ossl_engine/lib/tests/rsa_sign_verify.rs
index 1bbc94a9f..ee429d135 100644
--- a/plugins/ossl_engine/lib/tests/rsa_sign_verify.rs
+++ b/plugins/ossl_engine/lib/tests/rsa_sign_verify.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 mod common;
 
diff --git a/plugins/ossl_engine/openssl-rust/Cargo.toml b/plugins/ossl_engine/openssl-rust/Cargo.toml
index 18221e758..faaa269e4 100644
--- a/plugins/ossl_engine/openssl-rust/Cargo.toml
+++ b/plugins/ossl_engine/openssl-rust/Cargo.toml
@@ -1,4 +1,5 @@
-# Copyright (C) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 
 [package]
 name = "openssl-rust"
diff --git a/plugins/ossl_engine/openssl-rust/build.rs b/plugins/ossl_engine/openssl-rust/build.rs
index 16d315c08..6469620f6 100644
--- a/plugins/ossl_engine/openssl-rust/build.rs
+++ b/plugins/ossl_engine/openssl-rust/build.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::env;
 use std::path::Path;
diff --git a/plugins/ossl_engine/openssl-rust/src/lib.rs b/plugins/ossl_engine/openssl-rust/src/lib.rs
index eaf2892d8..9c29a1033 100644
--- a/plugins/ossl_engine/openssl-rust/src/lib.rs
+++ b/plugins/ossl_engine/openssl-rust/src/lib.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #![allow(non_upper_case_globals)]
 #![allow(non_camel_case_types)]
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/callback.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/callback.rs
index af70fd70b..53c633c0c 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/callback.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/callback.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 //! Callbacks for ENGINE operations
 
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/ec/callback.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/ec/callback.rs
index ec33e8c71..02be3aefa 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/ec/callback.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/ec/callback.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::c_uchar;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/ec/ecdsa_sig.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/ec/ecdsa_sig.rs
index 384988e80..d4ea25954 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/ec/ecdsa_sig.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/ec/ecdsa_sig.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ptr::addr_of_mut;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/ec/key.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/ec/key.rs
index 0faf59704..4af5588ab 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/ec/key.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/ec/key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::c_void;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/ec/method.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/ec/method.rs
index bf0dd44ad..b5f49608c 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/ec/method.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/ec/method.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::c_uchar;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/ec/mod.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/ec/mod.rs
index 29cd49499..3ce1afce3 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/ec/mod.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/ec/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod callback;
 pub mod ecdsa_sig;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/engine.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/engine.rs
index 225fc6145..3f10cac2e 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/engine.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/engine.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_char;
 use std::ffi::c_int;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/engine_ctrl.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/engine_ctrl.rs
index b0741107f..c851635ed 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/engine_ctrl.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/engine_ctrl.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::any::Any;
 use std::ffi::c_char;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/error.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/error.rs
index cd45d0e24..a3fa80dbd 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/error.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/error.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::CString;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/callback.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/callback.rs
index 8470aa871..2d178293d 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/callback.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/callback.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 //! callbacks for cipher methods
 
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/ctx.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/ctx.rs
index 43a16842c..b85075689 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/ctx.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/ctx.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ptr;
 
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/method.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/method.rs
index d8d6bce47..a9ce40a1d 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/method.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/method.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ptr::null_mut;
 
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/mod.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/mod.rs
index 1c575aac5..072cf08d7 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/mod.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_cipher/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod callback;
 pub mod ctx;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_md/ctx.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_md/ctx.rs
index 99e7b1ffb..ba34afb56 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_md/ctx.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_md/ctx.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::c_uint;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_md/md.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_md/md.rs
index 966c529b7..af005acfe 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_md/md.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_md/md.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 use crate::openssl_log;
 use crate::safeapi::error::*;
 #[cfg(feature = "openssl_3")]
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_md/mod.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_md/mod.rs
index 7aa2de82c..955101c26 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_md/mod.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_md/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod ctx;
 pub mod md;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/common.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/common.rs
index 24395881d..6d16ac494 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/common.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/common.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use crate::safeapi::error::*;
 use crate::safeapi::evp_pkey::callback::ec::*;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/ec.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/ec.rs
index 37462ebeb..43ea5a0ae 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/ec.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/ec.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::c_uchar;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/hkdf.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/hkdf.rs
index e762782e9..8f15fdd7c 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/hkdf.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/hkdf.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::c_uchar;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/mod.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/mod.rs
index 4402651f7..233bebfea 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/mod.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod common;
 pub mod ec;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/rsa.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/rsa.rs
index cc7361eb9..3bee48cdc 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/rsa.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/callback/rsa.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::c_uchar;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/ctx.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/ctx.rs
index c2718dd7d..f4f61e753 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/ctx.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/ctx.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::clone::Clone;
 use std::ffi::c_int;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/method.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/method.rs
index db2e3a348..2c2da0229 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/method.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/method.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::cell::Cell;
 use std::ffi::c_char;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/mod.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/mod.rs
index 4d8a111dd..550a2fbc2 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/mod.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod callback;
 pub mod ctx;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/pkey.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/pkey.rs
index c8878f2e5..51db64d98 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/pkey.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/evp_pkey/pkey.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::c_long;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/mod.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/mod.rs
index 1660db664..d1926820f 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/mod.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod callback;
 pub mod ec;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/callback.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/callback.rs
index 34e0f9e63..92f172f21 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/callback.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/callback.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::c_uchar;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/key.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/key.rs
index eb13603ad..df2efc847 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/key.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/key.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::c_void;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/method.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/method.rs
index 79410af72..fb1194f2e 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/method.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/method.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 use std::ffi::c_int;
 use std::ffi::c_uchar;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/mod.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/mod.rs
index 7539ce2c9..d612e9211 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/mod.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/rsa/mod.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 pub mod callback;
 pub mod key;
diff --git a/plugins/ossl_engine/openssl-rust/src/safeapi/util.rs b/plugins/ossl_engine/openssl-rust/src/safeapi/util.rs
index 45d62b857..141e8ec89 100644
--- a/plugins/ossl_engine/openssl-rust/src/safeapi/util.rs
+++ b/plugins/ossl_engine/openssl-rust/src/safeapi/util.rs
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 // Portions of this file derived from OpenSSL
 // References: include/openssl/bn.h, include/openssl/evp.h
 
diff --git a/plugins/ossl_engine/openssl-rust/wrapper.h b/plugins/ossl_engine/openssl-rust/wrapper.h
index b79066af1..20ae1c668 100644
--- a/plugins/ossl_engine/openssl-rust/wrapper.h
+++ b/plugins/ossl_engine/openssl-rust/wrapper.h
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #define OPENSSL_SUPPRESS_DEPRECATED
 
diff --git a/plugins/ossl_engine/rustfmt.toml b/plugins/ossl_engine/rustfmt.toml
index ba8846ed1..c97e2686b 100644
--- a/plugins/ossl_engine/rustfmt.toml
+++ b/plugins/ossl_engine/rustfmt.toml
@@ -1,6 +1,7 @@
-# Copyright (C) Microsoft Corporation. All rights reserved.
-
-group_imports = "StdExternalCrate"
-imports_granularity = "Item"
-format_macro_bodies = true
-format_macro_matchers = true
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
+group_imports = "StdExternalCrate"
+imports_granularity = "Item"
+format_macro_bodies = true
+format_macro_matchers = true
diff --git a/plugins/ossl_engine/tests/CMakeLists.txt b/plugins/ossl_engine/tests/CMakeLists.txt
index e8284348f..f3e77a3cf 100644
--- a/plugins/ossl_engine/tests/CMakeLists.txt
+++ b/plugins/ossl_engine/tests/CMakeLists.txt
@@ -1,4 +1,5 @@
-# Copyright (c) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 #
 # Integration tests for AZIHSM Engine
 
diff --git a/plugins/ossl_engine/tests/lib/CMakeLists.txt b/plugins/ossl_engine/tests/lib/CMakeLists.txt
index b01a026e8..9514bed79 100644
--- a/plugins/ossl_engine/tests/lib/CMakeLists.txt
+++ b/plugins/ossl_engine/tests/lib/CMakeLists.txt
@@ -1,5 +1,6 @@
 # 
-# Copyright (c) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 #
 #
 # Integration tests for AZIHSM Engine
diff --git a/plugins/ossl_engine/tests/lib/Engine.cpp b/plugins/ossl_engine/tests/lib/Engine.cpp
index b6354c694..d8a8e50bb 100644
--- a/plugins/ossl_engine/tests/lib/Engine.cpp
+++ b/plugins/ossl_engine/tests/lib/Engine.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmEngine.hpp"
 #include "AziHsmEc.hpp"
diff --git a/plugins/ossl_engine/tests/lib/Hash.cpp b/plugins/ossl_engine/tests/lib/Hash.cpp
index bb5ab2c27..d134bc67d 100644
--- a/plugins/ossl_engine/tests/lib/Hash.cpp
+++ b/plugins/ossl_engine/tests/lib/Hash.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmEngine.hpp"
 #include "AziHsmHash.hpp"
diff --git a/plugins/ossl_engine/tests/lib/cipher/CMakeLists.txt b/plugins/ossl_engine/tests/lib/cipher/CMakeLists.txt
index 5c8918a9f..9caed8b9b 100644
--- a/plugins/ossl_engine/tests/lib/cipher/CMakeLists.txt
+++ b/plugins/ossl_engine/tests/lib/cipher/CMakeLists.txt
@@ -1,4 +1,5 @@
-# Copyright (c) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 
 target_sources(
     ${AZIHSM_ENGINE_LIB}
diff --git a/plugins/ossl_engine/tests/lib/cipher/Ciphers.cpp b/plugins/ossl_engine/tests/lib/cipher/Ciphers.cpp
index 10b5d6b04..a0a9e41c1 100644
--- a/plugins/ossl_engine/tests/lib/cipher/Ciphers.cpp
+++ b/plugins/ossl_engine/tests/lib/cipher/Ciphers.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmCiphers.hpp"
 #include <cstring>
diff --git a/plugins/ossl_engine/tests/lib/ec/CMakeLists.txt b/plugins/ossl_engine/tests/lib/ec/CMakeLists.txt
index b11e2d0e3..235069a06 100644
--- a/plugins/ossl_engine/tests/lib/ec/CMakeLists.txt
+++ b/plugins/ossl_engine/tests/lib/ec/CMakeLists.txt
@@ -1,4 +1,5 @@
-# Copyright (c) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 
 target_sources(
     ${AZIHSM_ENGINE_LIB}
diff --git a/plugins/ossl_engine/tests/lib/ec/Ec.cpp b/plugins/ossl_engine/tests/lib/ec/Ec.cpp
index 853b80617..6fae5cc9e 100644
--- a/plugins/ossl_engine/tests/lib/ec/Ec.cpp
+++ b/plugins/ossl_engine/tests/lib/ec/Ec.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmEc.hpp"
 #include <openssl/ec.h>
diff --git a/plugins/ossl_engine/tests/lib/ec/EcCommon.cpp b/plugins/ossl_engine/tests/lib/ec/EcCommon.cpp
index 7d9099517..69dd1fafb 100644
--- a/plugins/ossl_engine/tests/lib/ec/EcCommon.cpp
+++ b/plugins/ossl_engine/tests/lib/ec/EcCommon.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 // Common Helper functions for tests
 
diff --git a/plugins/ossl_engine/tests/lib/include/AziHsmCiphers.hpp b/plugins/ossl_engine/tests/lib/include/AziHsmCiphers.hpp
index 2d5658a02..350bcb653 100644
--- a/plugins/ossl_engine/tests/lib/include/AziHsmCiphers.hpp
+++ b/plugins/ossl_engine/tests/lib/include/AziHsmCiphers.hpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_CIPHERS_HPP
 #define AZIHSM_CIPHERS_HPP
diff --git a/plugins/ossl_engine/tests/lib/include/AziHsmDigestSignVerify.hpp b/plugins/ossl_engine/tests/lib/include/AziHsmDigestSignVerify.hpp
index d639d5fea..85bae3297 100644
--- a/plugins/ossl_engine/tests/lib/include/AziHsmDigestSignVerify.hpp
+++ b/plugins/ossl_engine/tests/lib/include/AziHsmDigestSignVerify.hpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef OPENSSL_DIGEST_SIGN_H
 #define OPENSSL_DIGEST_SIGN_H
diff --git a/plugins/ossl_engine/tests/lib/include/AziHsmEc.hpp b/plugins/ossl_engine/tests/lib/include/AziHsmEc.hpp
index 6806bde73..3919dc103 100644
--- a/plugins/ossl_engine/tests/lib/include/AziHsmEc.hpp
+++ b/plugins/ossl_engine/tests/lib/include/AziHsmEc.hpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_EC_HPP
 #define AZIHSM_EC_HPP
diff --git a/plugins/ossl_engine/tests/lib/include/AziHsmEngine.hpp b/plugins/ossl_engine/tests/lib/include/AziHsmEngine.hpp
index cd17ee499..270c37b98 100644
--- a/plugins/ossl_engine/tests/lib/include/AziHsmEngine.hpp
+++ b/plugins/ossl_engine/tests/lib/include/AziHsmEngine.hpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_ENGINE_HPP
 #define AZIHSM_ENGINE_HPP
diff --git a/plugins/ossl_engine/tests/lib/include/AziHsmHash.hpp b/plugins/ossl_engine/tests/lib/include/AziHsmHash.hpp
index 70aeba721..7f44017b0 100644
--- a/plugins/ossl_engine/tests/lib/include/AziHsmHash.hpp
+++ b/plugins/ossl_engine/tests/lib/include/AziHsmHash.hpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_HASH_H
 #define AZIHSM_HASH_H
diff --git a/plugins/ossl_engine/tests/lib/include/AziHsmPKeyEc.hpp b/plugins/ossl_engine/tests/lib/include/AziHsmPKeyEc.hpp
index c5b83b74c..9a33968b9 100644
--- a/plugins/ossl_engine/tests/lib/include/AziHsmPKeyEc.hpp
+++ b/plugins/ossl_engine/tests/lib/include/AziHsmPKeyEc.hpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 #ifndef AZIHSM_PKEY_EC_HPP
 #define AZIHSM_PKEY_EC_HPP
 
diff --git a/plugins/ossl_engine/tests/lib/include/AziHsmPKeyHkdf.hpp b/plugins/ossl_engine/tests/lib/include/AziHsmPKeyHkdf.hpp
index 4bfbc73c5..70d0dd390 100644
--- a/plugins/ossl_engine/tests/lib/include/AziHsmPKeyHkdf.hpp
+++ b/plugins/ossl_engine/tests/lib/include/AziHsmPKeyHkdf.hpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_PKEY_HKDF_HPP
 #define AZIHSM_PKEY_HDKF_HPP
diff --git a/plugins/ossl_engine/tests/lib/include/AziHsmPKeyRsa.hpp b/plugins/ossl_engine/tests/lib/include/AziHsmPKeyRsa.hpp
index 180568a26..738980007 100644
--- a/plugins/ossl_engine/tests/lib/include/AziHsmPKeyRsa.hpp
+++ b/plugins/ossl_engine/tests/lib/include/AziHsmPKeyRsa.hpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 #ifndef AZIHSM_PKEY_RSA_HPP
 #define AZIHSM_PKEY_RSA_HPP
 
diff --git a/plugins/ossl_engine/tests/lib/include/AziHsmPKeys.hpp b/plugins/ossl_engine/tests/lib/include/AziHsmPKeys.hpp
index 94e2217fd..0d3bfbf13 100644
--- a/plugins/ossl_engine/tests/lib/include/AziHsmPKeys.hpp
+++ b/plugins/ossl_engine/tests/lib/include/AziHsmPKeys.hpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_PKEYS_HPP
 #define AZIHSM_PKEYS_HPP
diff --git a/plugins/ossl_engine/tests/lib/include/AziHsmRsa.hpp b/plugins/ossl_engine/tests/lib/include/AziHsmRsa.hpp
index fb6c8cf82..f68dc32d1 100644
--- a/plugins/ossl_engine/tests/lib/include/AziHsmRsa.hpp
+++ b/plugins/ossl_engine/tests/lib/include/AziHsmRsa.hpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_RSA_HPP
 #define AZIHSM_RSA_HPP
diff --git a/plugins/ossl_engine/tests/lib/include/AziHsmScopeGuard.hpp b/plugins/ossl_engine/tests/lib/include/AziHsmScopeGuard.hpp
index 29de17312..11ead0373 100644
--- a/plugins/ossl_engine/tests/lib/include/AziHsmScopeGuard.hpp
+++ b/plugins/ossl_engine/tests/lib/include/AziHsmScopeGuard.hpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_SCOPE_GUARD
 #define AZIHSM_SCOPE_GUARD
diff --git a/plugins/ossl_engine/tests/lib/pkey/CMakeLists.txt b/plugins/ossl_engine/tests/lib/pkey/CMakeLists.txt
index 53ace99ec..ae6bdc24a 100644
--- a/plugins/ossl_engine/tests/lib/pkey/CMakeLists.txt
+++ b/plugins/ossl_engine/tests/lib/pkey/CMakeLists.txt
@@ -1,4 +1,5 @@
-# Copyright (c) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 
 target_sources(
     ${AZIHSM_ENGINE_LIB}
diff --git a/plugins/ossl_engine/tests/lib/pkey/PKeyDigestSignVerify.cpp b/plugins/ossl_engine/tests/lib/pkey/PKeyDigestSignVerify.cpp
index 17395e437..ab319bd8e 100644
--- a/plugins/ossl_engine/tests/lib/pkey/PKeyDigestSignVerify.cpp
+++ b/plugins/ossl_engine/tests/lib/pkey/PKeyDigestSignVerify.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmEngine.hpp"
 #include "AziHsmDigestSignVerify.hpp"
diff --git a/plugins/ossl_engine/tests/lib/pkey/PKeyEc.cpp b/plugins/ossl_engine/tests/lib/pkey/PKeyEc.cpp
index ccee39aa1..ee911fa8b 100644
--- a/plugins/ossl_engine/tests/lib/pkey/PKeyEc.cpp
+++ b/plugins/ossl_engine/tests/lib/pkey/PKeyEc.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmPKeyEc.hpp"
 #include <memory>
diff --git a/plugins/ossl_engine/tests/lib/pkey/PKeyHkdf.cpp b/plugins/ossl_engine/tests/lib/pkey/PKeyHkdf.cpp
index 00efc44c2..1732595c0 100644
--- a/plugins/ossl_engine/tests/lib/pkey/PKeyHkdf.cpp
+++ b/plugins/ossl_engine/tests/lib/pkey/PKeyHkdf.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmEc.hpp"
 #include "AziHsmPKeyEc.hpp"
diff --git a/plugins/ossl_engine/tests/lib/pkey/PKeyRsa.cpp b/plugins/ossl_engine/tests/lib/pkey/PKeyRsa.cpp
index 7d3cb3529..531152fc8 100644
--- a/plugins/ossl_engine/tests/lib/pkey/PKeyRsa.cpp
+++ b/plugins/ossl_engine/tests/lib/pkey/PKeyRsa.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmPKeyRsa.hpp"
 #include "AziHsmRsa.hpp"
diff --git a/plugins/ossl_engine/tests/lib/pkey/PKeys.cpp b/plugins/ossl_engine/tests/lib/pkey/PKeys.cpp
index 0effe9a96..fd476c6dc 100644
--- a/plugins/ossl_engine/tests/lib/pkey/PKeys.cpp
+++ b/plugins/ossl_engine/tests/lib/pkey/PKeys.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmPKeys.hpp"
 
diff --git a/plugins/ossl_engine/tests/lib/rsa/CMakeLists.txt b/plugins/ossl_engine/tests/lib/rsa/CMakeLists.txt
index 00a633b93..583a9b842 100644
--- a/plugins/ossl_engine/tests/lib/rsa/CMakeLists.txt
+++ b/plugins/ossl_engine/tests/lib/rsa/CMakeLists.txt
@@ -1,4 +1,5 @@
-# Copyright (c) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 
 target_sources(
     ${AZIHSM_ENGINE_LIB}
diff --git a/plugins/ossl_engine/tests/lib/rsa/Rsa.cpp b/plugins/ossl_engine/tests/lib/rsa/Rsa.cpp
index b1b47caf6..2cf28052f 100644
--- a/plugins/ossl_engine/tests/lib/rsa/Rsa.cpp
+++ b/plugins/ossl_engine/tests/lib/rsa/Rsa.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmRsa.hpp"
 #include <stdexcept>
diff --git a/plugins/ossl_engine/tests/tests/CMakeLists.txt b/plugins/ossl_engine/tests/tests/CMakeLists.txt
index 6aa41fe7b..d3e03a60a 100644
--- a/plugins/ossl_engine/tests/tests/CMakeLists.txt
+++ b/plugins/ossl_engine/tests/tests/CMakeLists.txt
@@ -1,4 +1,5 @@
-# Copyright (c) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 #
 # Integration tests for AZIHSM Engine
 
diff --git a/plugins/ossl_engine/tests/tests/Engine.cpp b/plugins/ossl_engine/tests/tests/Engine.cpp
index ac13d8d7f..86846644f 100644
--- a/plugins/ossl_engine/tests/tests/Engine.cpp
+++ b/plugins/ossl_engine/tests/tests/Engine.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmEc.hpp"
diff --git a/plugins/ossl_engine/tests/tests/Hash.cpp b/plugins/ossl_engine/tests/tests/Hash.cpp
index c11ea183c..c9b62eeb5 100644
--- a/plugins/ossl_engine/tests/tests/Hash.cpp
+++ b/plugins/ossl_engine/tests/tests/Hash.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmEngine.hpp"
 #include "AziHsmTestHash.hpp"
diff --git a/plugins/ossl_engine/tests/tests/KeyConsts.cpp b/plugins/ossl_engine/tests/tests/KeyConsts.cpp
index 49c227133..1e9ce900a 100644
--- a/plugins/ossl_engine/tests/tests/KeyConsts.cpp
+++ b/plugins/ossl_engine/tests/tests/KeyConsts.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestKeyConsts.hpp"
 
diff --git a/plugins/ossl_engine/tests/tests/cipher/AesCbc.cpp b/plugins/ossl_engine/tests/tests/cipher/AesCbc.cpp
index 5d99dad1c..6831c361a 100644
--- a/plugins/ossl_engine/tests/tests/cipher/AesCbc.cpp
+++ b/plugins/ossl_engine/tests/tests/cipher/AesCbc.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmCiphers.hpp"
diff --git a/plugins/ossl_engine/tests/tests/cipher/AesGcm.cpp b/plugins/ossl_engine/tests/tests/cipher/AesGcm.cpp
index b1d270df0..f6c056871 100644
--- a/plugins/ossl_engine/tests/tests/cipher/AesGcm.cpp
+++ b/plugins/ossl_engine/tests/tests/cipher/AesGcm.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmCiphers.hpp"
diff --git a/plugins/ossl_engine/tests/tests/cipher/AesUnwrap.cpp b/plugins/ossl_engine/tests/tests/cipher/AesUnwrap.cpp
index 8882cae09..df4efd26e 100644
--- a/plugins/ossl_engine/tests/tests/cipher/AesUnwrap.cpp
+++ b/plugins/ossl_engine/tests/tests/cipher/AesUnwrap.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmCiphers.hpp"
diff --git a/plugins/ossl_engine/tests/tests/cipher/AesXts.cpp b/plugins/ossl_engine/tests/tests/cipher/AesXts.cpp
index 4d5611c05..23af9e7c1 100644
--- a/plugins/ossl_engine/tests/tests/cipher/AesXts.cpp
+++ b/plugins/ossl_engine/tests/tests/cipher/AesXts.cpp
@@ -1,5 +1,6 @@
 
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmCiphers.hpp"
diff --git a/plugins/ossl_engine/tests/tests/cipher/CMakeLists.txt b/plugins/ossl_engine/tests/tests/cipher/CMakeLists.txt
index ac8973b63..f6105ebff 100644
--- a/plugins/ossl_engine/tests/tests/cipher/CMakeLists.txt
+++ b/plugins/ossl_engine/tests/tests/cipher/CMakeLists.txt
@@ -1,4 +1,5 @@
-# Copyright (c) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 
 target_sources(
     ${AZIHSM_ENGINE_TESTS}
diff --git a/plugins/ossl_engine/tests/tests/cipher/Ciphers.cpp b/plugins/ossl_engine/tests/tests/cipher/Ciphers.cpp
index a718a5395..419e2b37a 100644
--- a/plugins/ossl_engine/tests/tests/cipher/Ciphers.cpp
+++ b/plugins/ossl_engine/tests/tests/cipher/Ciphers.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmCiphers.hpp"
diff --git a/plugins/ossl_engine/tests/tests/ctrl/CMakeLists.txt b/plugins/ossl_engine/tests/tests/ctrl/CMakeLists.txt
index eb8b59299..9b56b0c16 100644
--- a/plugins/ossl_engine/tests/tests/ctrl/CMakeLists.txt
+++ b/plugins/ossl_engine/tests/tests/ctrl/CMakeLists.txt
@@ -1,4 +1,5 @@
-# Copyright (C) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 
 target_sources(
     ${AZIHSM_ENGINE_TESTS}
diff --git a/plugins/ossl_engine/tests/tests/ctrl/CtrlInfo.cpp b/plugins/ossl_engine/tests/tests/ctrl/CtrlInfo.cpp
index 4910ffcce..505e352e2 100644
--- a/plugins/ossl_engine/tests/tests/ctrl/CtrlInfo.cpp
+++ b/plugins/ossl_engine/tests/tests/ctrl/CtrlInfo.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "../../../api-interface/azihsm_engine.h"
diff --git a/plugins/ossl_engine/tests/tests/ctrl/EcKeyAttest.cpp b/plugins/ossl_engine/tests/tests/ctrl/EcKeyAttest.cpp
index d331eb19b..446a79c04 100644
--- a/plugins/ossl_engine/tests/tests/ctrl/EcKeyAttest.cpp
+++ b/plugins/ossl_engine/tests/tests/ctrl/EcKeyAttest.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestEc.hpp"
diff --git a/plugins/ossl_engine/tests/tests/ctrl/GetUnwrapKey.cpp b/plugins/ossl_engine/tests/tests/ctrl/GetUnwrapKey.cpp
index ed23d5069..cd7348c2b 100644
--- a/plugins/ossl_engine/tests/tests/ctrl/GetUnwrapKey.cpp
+++ b/plugins/ossl_engine/tests/tests/ctrl/GetUnwrapKey.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include <catch2/catch_test_macros.hpp>
diff --git a/plugins/ossl_engine/tests/tests/ctrl/KeyAttest.cpp b/plugins/ossl_engine/tests/tests/ctrl/KeyAttest.cpp
index ca284df22..91aa40867 100644
--- a/plugins/ossl_engine/tests/tests/ctrl/KeyAttest.cpp
+++ b/plugins/ossl_engine/tests/tests/ctrl/KeyAttest.cpp
@@ -1,5 +1,6 @@
 
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmEc.hpp"
diff --git a/plugins/ossl_engine/tests/tests/ctrl/PKeyEcAttest.cpp b/plugins/ossl_engine/tests/tests/ctrl/PKeyEcAttest.cpp
index ed38778b9..55180e135 100644
--- a/plugins/ossl_engine/tests/tests/ctrl/PKeyEcAttest.cpp
+++ b/plugins/ossl_engine/tests/tests/ctrl/PKeyEcAttest.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestEc.hpp"
diff --git a/plugins/ossl_engine/tests/tests/ctrl/PKeyRsaAttest.cpp b/plugins/ossl_engine/tests/tests/ctrl/PKeyRsaAttest.cpp
index 348effc2f..1a06a3d12 100644
--- a/plugins/ossl_engine/tests/tests/ctrl/PKeyRsaAttest.cpp
+++ b/plugins/ossl_engine/tests/tests/ctrl/PKeyRsaAttest.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestKeyConsts.hpp"
diff --git a/plugins/ossl_engine/tests/tests/ctrl/RsaAttest.cpp b/plugins/ossl_engine/tests/tests/ctrl/RsaAttest.cpp
index cd1d8e072..09211c216 100644
--- a/plugins/ossl_engine/tests/tests/ctrl/RsaAttest.cpp
+++ b/plugins/ossl_engine/tests/tests/ctrl/RsaAttest.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestKeyConsts.hpp"
diff --git a/plugins/ossl_engine/tests/tests/ec/CMakeLists.txt b/plugins/ossl_engine/tests/tests/ec/CMakeLists.txt
index d32ee37b5..dddbc4b18 100644
--- a/plugins/ossl_engine/tests/tests/ec/CMakeLists.txt
+++ b/plugins/ossl_engine/tests/tests/ec/CMakeLists.txt
@@ -1,4 +1,5 @@
-# Copyright (c) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 
 target_sources(
     ${AZIHSM_ENGINE_TESTS}
diff --git a/plugins/ossl_engine/tests/tests/ec/Ec.cpp b/plugins/ossl_engine/tests/tests/ec/Ec.cpp
index d56acdd72..60de02df8 100644
--- a/plugins/ossl_engine/tests/tests/ec/Ec.cpp
+++ b/plugins/ossl_engine/tests/tests/ec/Ec.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmEc.hpp"
diff --git a/plugins/ossl_engine/tests/tests/ec/EcCommon.cpp b/plugins/ossl_engine/tests/tests/ec/EcCommon.cpp
index 4829c2b70..8502aa69c 100644
--- a/plugins/ossl_engine/tests/tests/ec/EcCommon.cpp
+++ b/plugins/ossl_engine/tests/tests/ec/EcCommon.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 // Common Helper functions for tests
 
diff --git a/plugins/ossl_engine/tests/tests/ec/EcUnwrap.cpp b/plugins/ossl_engine/tests/tests/ec/EcUnwrap.cpp
index 7301eac92..8fe8aeb47 100644
--- a/plugins/ossl_engine/tests/tests/ec/EcUnwrap.cpp
+++ b/plugins/ossl_engine/tests/tests/ec/EcUnwrap.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestEc.hpp"
diff --git a/plugins/ossl_engine/tests/tests/ec/Ecdh.cpp b/plugins/ossl_engine/tests/tests/ec/Ecdh.cpp
index bf080baad..fdb15cd13 100644
--- a/plugins/ossl_engine/tests/tests/ec/Ecdh.cpp
+++ b/plugins/ossl_engine/tests/tests/ec/Ecdh.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmEc.hpp"
 #include "AziHsmTestEc.hpp"
diff --git a/plugins/ossl_engine/tests/tests/ec/Ecdsa.cpp b/plugins/ossl_engine/tests/tests/ec/Ecdsa.cpp
index 17861ad56..74c530f7f 100644
--- a/plugins/ossl_engine/tests/tests/ec/Ecdsa.cpp
+++ b/plugins/ossl_engine/tests/tests/ec/Ecdsa.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestEc.hpp"
diff --git a/plugins/ossl_engine/tests/tests/include/AziHsmTestEc.hpp b/plugins/ossl_engine/tests/tests/include/AziHsmTestEc.hpp
index e8d5d3470..3a23f3194 100644
--- a/plugins/ossl_engine/tests/tests/include/AziHsmTestEc.hpp
+++ b/plugins/ossl_engine/tests/tests/include/AziHsmTestEc.hpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_TEST_EC_HPP
 #define AZIHSM_TEST_EC_HPP
diff --git a/plugins/ossl_engine/tests/tests/include/AziHsmTestEngine.hpp b/plugins/ossl_engine/tests/tests/include/AziHsmTestEngine.hpp
index 8f9cba571..30d80a863 100644
--- a/plugins/ossl_engine/tests/tests/include/AziHsmTestEngine.hpp
+++ b/plugins/ossl_engine/tests/tests/include/AziHsmTestEngine.hpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_TEST_ENGINE_HPP
 #define AZIHSM_TEST_ENGINE_HPP
diff --git a/plugins/ossl_engine/tests/tests/include/AziHsmTestFlags.hpp b/plugins/ossl_engine/tests/tests/include/AziHsmTestFlags.hpp
index ce4e091b1..90c6b7e40 100644
--- a/plugins/ossl_engine/tests/tests/include/AziHsmTestFlags.hpp
+++ b/plugins/ossl_engine/tests/tests/include/AziHsmTestFlags.hpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_TEST_FLAGS_H
 #define AZIHSM_TEST_FLAGS_H
diff --git a/plugins/ossl_engine/tests/tests/include/AziHsmTestHash.hpp b/plugins/ossl_engine/tests/tests/include/AziHsmTestHash.hpp
index 7c8470722..3a33eedbd 100644
--- a/plugins/ossl_engine/tests/tests/include/AziHsmTestHash.hpp
+++ b/plugins/ossl_engine/tests/tests/include/AziHsmTestHash.hpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_TEST_HASH_H
 #define AZIHSM_TEST_HASH_H
diff --git a/plugins/ossl_engine/tests/tests/include/AziHsmTestKeyConsts.hpp b/plugins/ossl_engine/tests/tests/include/AziHsmTestKeyConsts.hpp
index 8e0a49cae..f0e4ec609 100644
--- a/plugins/ossl_engine/tests/tests/include/AziHsmTestKeyConsts.hpp
+++ b/plugins/ossl_engine/tests/tests/include/AziHsmTestKeyConsts.hpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_TEST_KEY_CONSTS_HPP
 #define AZIHSM_TEST_KEY_CONSTS_HPP
diff --git a/plugins/ossl_engine/tests/tests/include/AziHsmTestPKey.hpp b/plugins/ossl_engine/tests/tests/include/AziHsmTestPKey.hpp
index 4d6b0975b..d6f2da935 100644
--- a/plugins/ossl_engine/tests/tests/include/AziHsmTestPKey.hpp
+++ b/plugins/ossl_engine/tests/tests/include/AziHsmTestPKey.hpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_TEST_PKEY_HPP
 #define AZIHSM_TEST_PKEY_HPP
diff --git a/plugins/ossl_engine/tests/tests/include/AziHsmTestRsa.hpp b/plugins/ossl_engine/tests/tests/include/AziHsmTestRsa.hpp
index 4e89dcbfa..941df8f71 100644
--- a/plugins/ossl_engine/tests/tests/include/AziHsmTestRsa.hpp
+++ b/plugins/ossl_engine/tests/tests/include/AziHsmTestRsa.hpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #ifndef AZIHSM_TEST_RSA_HPP
 #define AZIHSM_TEST_RSA_HPP
diff --git a/plugins/ossl_engine/tests/tests/pkey/CMakeLists.txt b/plugins/ossl_engine/tests/tests/pkey/CMakeLists.txt
index 625b33f8e..e3fceb442 100644
--- a/plugins/ossl_engine/tests/tests/pkey/CMakeLists.txt
+++ b/plugins/ossl_engine/tests/tests/pkey/CMakeLists.txt
@@ -1,4 +1,5 @@
-# Copyright (c) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 
 target_sources(
     ${AZIHSM_ENGINE_TESTS}
diff --git a/plugins/ossl_engine/tests/tests/pkey/NamedKeyEc.cpp b/plugins/ossl_engine/tests/tests/pkey/NamedKeyEc.cpp
index 86ab0916a..6541d094d 100644
--- a/plugins/ossl_engine/tests/tests/pkey/NamedKeyEc.cpp
+++ b/plugins/ossl_engine/tests/tests/pkey/NamedKeyEc.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestPKey.hpp"
diff --git a/plugins/ossl_engine/tests/tests/pkey/NamedKeyRsa.cpp b/plugins/ossl_engine/tests/tests/pkey/NamedKeyRsa.cpp
index aaa6feb66..5c398bca8 100644
--- a/plugins/ossl_engine/tests/tests/pkey/NamedKeyRsa.cpp
+++ b/plugins/ossl_engine/tests/tests/pkey/NamedKeyRsa.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestKeyConsts.hpp"
diff --git a/plugins/ossl_engine/tests/tests/pkey/PKeyDigestSignVerifyEc.cpp b/plugins/ossl_engine/tests/tests/pkey/PKeyDigestSignVerifyEc.cpp
index 4c833bf02..96a97b034 100644
--- a/plugins/ossl_engine/tests/tests/pkey/PKeyDigestSignVerifyEc.cpp
+++ b/plugins/ossl_engine/tests/tests/pkey/PKeyDigestSignVerifyEc.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestPKey.hpp"
diff --git a/plugins/ossl_engine/tests/tests/pkey/PKeyDigestSignVerifyRsa.cpp b/plugins/ossl_engine/tests/tests/pkey/PKeyDigestSignVerifyRsa.cpp
index b43663b81..39c41790e 100644
--- a/plugins/ossl_engine/tests/tests/pkey/PKeyDigestSignVerifyRsa.cpp
+++ b/plugins/ossl_engine/tests/tests/pkey/PKeyDigestSignVerifyRsa.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestPKey.hpp"
diff --git a/plugins/ossl_engine/tests/tests/pkey/PKeyEc.cpp b/plugins/ossl_engine/tests/tests/pkey/PKeyEc.cpp
index b06cd95d7..d4c6ea67c 100644
--- a/plugins/ossl_engine/tests/tests/pkey/PKeyEc.cpp
+++ b/plugins/ossl_engine/tests/tests/pkey/PKeyEc.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestPKey.hpp"
diff --git a/plugins/ossl_engine/tests/tests/pkey/PKeyEcUnwrap.cpp b/plugins/ossl_engine/tests/tests/pkey/PKeyEcUnwrap.cpp
index e9715de7c..c07c354d6 100644
--- a/plugins/ossl_engine/tests/tests/pkey/PKeyEcUnwrap.cpp
+++ b/plugins/ossl_engine/tests/tests/pkey/PKeyEcUnwrap.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestPKey.hpp"
diff --git a/plugins/ossl_engine/tests/tests/pkey/PKeyEcdh.cpp b/plugins/ossl_engine/tests/tests/pkey/PKeyEcdh.cpp
index 15ccecd59..dd58e2af0 100644
--- a/plugins/ossl_engine/tests/tests/pkey/PKeyEcdh.cpp
+++ b/plugins/ossl_engine/tests/tests/pkey/PKeyEcdh.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmPKeyEc.hpp"
 #include "AziHsmTestKeyConsts.hpp"
diff --git a/plugins/ossl_engine/tests/tests/pkey/PKeyEcdsa.cpp b/plugins/ossl_engine/tests/tests/pkey/PKeyEcdsa.cpp
index 47850ffb0..ea0ced32d 100644
--- a/plugins/ossl_engine/tests/tests/pkey/PKeyEcdsa.cpp
+++ b/plugins/ossl_engine/tests/tests/pkey/PKeyEcdsa.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmPKeyEc.hpp"
 #include "AziHsmTestEngine.hpp"
diff --git a/plugins/ossl_engine/tests/tests/pkey/PKeyHkdf.cpp b/plugins/ossl_engine/tests/tests/pkey/PKeyHkdf.cpp
index bf5528029..17b46fac6 100644
--- a/plugins/ossl_engine/tests/tests/pkey/PKeyHkdf.cpp
+++ b/plugins/ossl_engine/tests/tests/pkey/PKeyHkdf.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmEc.hpp"
diff --git a/plugins/ossl_engine/tests/tests/pkey/PKeyRsa.cpp b/plugins/ossl_engine/tests/tests/pkey/PKeyRsa.cpp
index ad3915c88..42d2500b5 100644
--- a/plugins/ossl_engine/tests/tests/pkey/PKeyRsa.cpp
+++ b/plugins/ossl_engine/tests/tests/pkey/PKeyRsa.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestKeyConsts.hpp"
diff --git a/plugins/ossl_engine/tests/tests/pkey/PKeyRsaEncDec.cpp b/plugins/ossl_engine/tests/tests/pkey/PKeyRsaEncDec.cpp
index 45094b989..f8c70f6bb 100644
--- a/plugins/ossl_engine/tests/tests/pkey/PKeyRsaEncDec.cpp
+++ b/plugins/ossl_engine/tests/tests/pkey/PKeyRsaEncDec.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmCiphers.hpp"
 #include "AziHsmHash.hpp"
diff --git a/plugins/ossl_engine/tests/tests/pkey/PKeyRsaSignVerify.cpp b/plugins/ossl_engine/tests/tests/pkey/PKeyRsaSignVerify.cpp
index 3da410d70..a9bd849dc 100644
--- a/plugins/ossl_engine/tests/tests/pkey/PKeyRsaSignVerify.cpp
+++ b/plugins/ossl_engine/tests/tests/pkey/PKeyRsaSignVerify.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestKeyConsts.hpp"
diff --git a/plugins/ossl_engine/tests/tests/pkey/PKeyRsaUnwrap.cpp b/plugins/ossl_engine/tests/tests/pkey/PKeyRsaUnwrap.cpp
index 8fb6a8400..d864c4009 100644
--- a/plugins/ossl_engine/tests/tests/pkey/PKeyRsaUnwrap.cpp
+++ b/plugins/ossl_engine/tests/tests/pkey/PKeyRsaUnwrap.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestKeyConsts.hpp"
diff --git a/plugins/ossl_engine/tests/tests/pkey/PKeys.cpp b/plugins/ossl_engine/tests/tests/pkey/PKeys.cpp
index a708ce38e..d8d024785 100644
--- a/plugins/ossl_engine/tests/tests/pkey/PKeys.cpp
+++ b/plugins/ossl_engine/tests/tests/pkey/PKeys.cpp
@@ -1,4 +1,5 @@
-// Copyright (c) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestPKey.hpp"
diff --git a/plugins/ossl_engine/tests/tests/rsa/CMakeLists.txt b/plugins/ossl_engine/tests/tests/rsa/CMakeLists.txt
index 2c2a423b7..973772d09 100644
--- a/plugins/ossl_engine/tests/tests/rsa/CMakeLists.txt
+++ b/plugins/ossl_engine/tests/tests/rsa/CMakeLists.txt
@@ -1,4 +1,5 @@
-# Copyright (c) Microsoft Corporation. All rights reserved.
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
 
 target_sources(
     ${AZIHSM_ENGINE_TESTS}
diff --git a/plugins/ossl_engine/tests/tests/rsa/Rsa.cpp b/plugins/ossl_engine/tests/tests/rsa/Rsa.cpp
index bd1262733..5e6d07139 100644
--- a/plugins/ossl_engine/tests/tests/rsa/Rsa.cpp
+++ b/plugins/ossl_engine/tests/tests/rsa/Rsa.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestRsa.hpp"
diff --git a/plugins/ossl_engine/tests/tests/rsa/RsaCommon.cpp b/plugins/ossl_engine/tests/tests/rsa/RsaCommon.cpp
index d8c9a7979..93a5b8778 100644
--- a/plugins/ossl_engine/tests/tests/rsa/RsaCommon.cpp
+++ b/plugins/ossl_engine/tests/tests/rsa/RsaCommon.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestRsa.hpp"
 #include <catch2/catch_test_macros.hpp>
diff --git a/plugins/ossl_engine/tests/tests/rsa/RsaEncDec.cpp b/plugins/ossl_engine/tests/tests/rsa/RsaEncDec.cpp
index 58293da26..7bbd9de10 100644
--- a/plugins/ossl_engine/tests/tests/rsa/RsaEncDec.cpp
+++ b/plugins/ossl_engine/tests/tests/rsa/RsaEncDec.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestRsa.hpp"
diff --git a/plugins/ossl_engine/tests/tests/rsa/RsaSignVerify.cpp b/plugins/ossl_engine/tests/tests/rsa/RsaSignVerify.cpp
index 34db6d1ef..29b8f6c7d 100644
--- a/plugins/ossl_engine/tests/tests/rsa/RsaSignVerify.cpp
+++ b/plugins/ossl_engine/tests/tests/rsa/RsaSignVerify.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestRsa.hpp"
diff --git a/plugins/ossl_engine/tests/tests/rsa/RsaUnwrap.cpp b/plugins/ossl_engine/tests/tests/rsa/RsaUnwrap.cpp
index 293a71d0c..1c8e4916c 100644
--- a/plugins/ossl_engine/tests/tests/rsa/RsaUnwrap.cpp
+++ b/plugins/ossl_engine/tests/tests/rsa/RsaUnwrap.cpp
@@ -1,4 +1,5 @@
-// Copyright (C) Microsoft Corporation. All rights reserved.
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
 
 #include "AziHsmTestEngine.hpp"
 #include "AziHsmTestKeyConsts.hpp"