diff --git a/SysadminTips.page b/SysadminTips.page
index f360b29..8780b97 100644
--- a/SysadminTips.page
+++ b/SysadminTips.page
@@ -1,3 +1,9 @@
+SSH into a machine without checking host key. Useful when servers are in a rescue mode.
+
+~~~
+ssh -o "UserKnownHostsFile=/dev/null" -o "StrictHostKeyChecking=no" -o "GlobalKnownHostsFile=/dev/null
+~~~
+
 Certbot manual example.
 
 ~~~