OPEN-84: Add SECURITY.md and ReleaseNotes.md files (#16)

Adds:
- **SECURITY.md**: Provides guidelines and processes for reporting and
addressing security vulnerabilities.
- and **ReleaseNotes.md**

Author: tobias-schwerdtfeger

README.md

@@ -23,7 +23,7 @@ find details in the "Readme" file.
 
 # gematik openHealth - Core Modules
 
-
+Getting things started.
 
 ## License
 <!--REUSE-IgnoreStart-->

ReleaseNotes.md

@@ -0,0 +1,9 @@
+# Release Notes
+
+This document summarizes the publicly released versions of OpenHealth Core.
+
+## Change Log
+
+### LATEST
+
+- Initial release.

SECURITY.md

@@ -0,0 +1,7 @@
+# Security Policy
+
+Please submit an issue or pull request for any non critical bugs
+or non critical vulnerabilities you find.
+
+In case of a responsible disclosure, please follow instructions
+on https://www.gematik.de/datensicherheit#c1227.

core-modules/crypto-openssl-sys/src/ossl.rs

@@ -1,3 +1,24 @@
+// SPDX-FileCopyrightText: Copyright 2025 gematik GmbH
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+// *******
+//
+// For additional notes and disclaimer from gematik and in case of changes by gematik,
+// find details in the "Readme" file.
+
 /* automatically generated by rust-bindgen 0.72.0 */
 
 pub const OPENSSL_SYS_MACOSX: i32 = 1;