Create SECURITY.md

Describe this project's security policy.

Author: rhaendel

SECURITY.md

@@ -0,0 +1,14 @@
+# Security Policy
+
+## Supported Versions
+
+Since this project does not publish any library, there is no versioning
+scheme applied and no releases are made. However, the main branch gets
+renovated once a week fixing potential security issues of the project's
+dependencies.
+
+## Reporting a Vulnerability
+
+In case you find a vulnerability in the project itself, please let me know
+by sending me an email to the address provided in my profile. I will take
+care of it as soon as possible.