Added ufw limit rule to rate limit connecting on port 222

tasks/main.yml

@@ -31,3 +31,9 @@
 - name: Enable the firewall
   ufw:
     state: enabled
+
+- name: Deny connections if an IP address has attempted to initiate 6 or more connections in the last 30 seconds
+  ufw:
+    rule: limit
+    port: 222
+    proto: tcp