docs: create vulnerability reporting policy
ADD
SECURITY.md
+# Security Policy
+
+## Supported Versions
+
+The following versions of Apiman are being supported in the community.
+
+| Version | Supported |
+| ------- | ------------------ |
+| 3.x | :white_check_mark: |
+| 2.2.x | :white_check_mark: |
+| <= 2.1.x | :x: |
+| 1.x | :x: |
+
+## Reporting a Vulnerability
+
+Please report Apiman vulnerabilities to either of our leads via email:
+
+ - [Marc Savy](https://github.com/msavy)
+ - [Eric Wittmann](https://github.com/EricWittmann)

docs: create vulnerability reporting policy