ADD: added authentication information to readme

README.md

@@ -4,6 +4,14 @@
 
 This repository contains everything required to build and run the Advanced Maryland Automatic Network Disk Archiver (AMANDA) within kubernetes. 
 
+## ACTIVE FEATURES
+
+### Authentication
+
+- ssl-security
+- ssh-security 
+
+All other authentication mechanisms are considered insecure and will **never** be supported.
 
 ### amanda-server