diff --git a/roles/openvpn/defaults/main.yml b/roles/openvpn/defaults/main.yml
index adc23ec2b..136e01f5d 100644
--- a/roles/openvpn/defaults/main.yml
+++ b/roles/openvpn/defaults/main.yml
@@ -1,13 +1,17 @@
+# SECURITY WARNING: https://wiki.iiab.io/go/Security
+
 # openvpn_install: True
 # openvpn_enabled: False
 
-# For /etc/iiab/openvpn_handle
+# Empty string on purpose since ~2016, for /etc/iiab/uuid
+# SEE https://github.com/iiab/iiab/blob/master/roles/openvpn/tasks/main.yml#L5-L20
 # openvpn_handle: ""
 
 # cron seems necessary on CentOS:
 # openvpn_cron_enabled: False
 
 # openvpn_server: xscenet.net
+# openvpn_server_real_ip: 3.89.148.185
 # openvpn_server_virtual_ip: 10.8.0.1
 # openvpn_server_port: 1194