diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 2be9c43..0ee8c01 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.2.0"
+  ".": "0.3.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..7aff10e
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,16 @@
+# Changelog
+
+## [0.3.0](https://github.com/openkcm/plugin-sdk/compare/v0.2.0...v0.3.0) (2025-07-24)
+
+
+### Features
+
+* add interface functions for key validation and access details ([#39](https://github.com/openkcm/plugin-sdk/issues/39)) ([603e173](https://github.com/openkcm/plugin-sdk/commit/603e1734e7577b2f0370ebe37dd696f8746ffdad))
+* add notification protobuf ([#36](https://github.com/openkcm/plugin-sdk/issues/36)) ([fba81a0](https://github.com/openkcm/plugin-sdk/commit/fba81a0ee92d8bd854b6aae9713328e334170a89))
+* add pki client ([#37](https://github.com/openkcm/plugin-sdk/issues/37)) ([b426d03](https://github.com/openkcm/plugin-sdk/commit/b426d03b1860935b60f7312c8d73bf0570fdb141))
+* update the github actions ([#41](https://github.com/openkcm/plugin-sdk/issues/41)) ([af807a0](https://github.com/openkcm/plugin-sdk/commit/af807a073cc74f3c0846e25dc3ede1526c329b01))
+
+
+### Bug Fixes
+
+* typo on certificate issuer GetCertificateValidity ([#38](https://github.com/openkcm/plugin-sdk/issues/38)) ([b1841eb](https://github.com/openkcm/plugin-sdk/commit/b1841ebf9baa191702b4f05a8d588a78a6976383))