"Los Angeles CA ~ La Brea Tar Pits" by Onasill ~ Bill Badzo - - 70M Views is licensed under CC BY-NC-ND 2.0 I recently completed the SANS SEC503: Network Intrusion Detection course and while there is more than enough information to melt your brain, I picked up a few tricks I'd never seen before. I'd like to share one of the quickest and most practical here. EndleSSH by Chris Wellens is a tarpit for would be SSH brute force attackers. Clearly in the Active Defense column, EndleSSH works by pretending to be an SSH server, and strings the attempted connections along for near infinite amounts of time. An automated attack could sit for weeks tied to this connection before realizing something was wrong. Chris has a ton more information on his website above and on his GitHub. Here's a quick walkthrough: Configuring EndleSSH on Debian based Droplets Moving SSH To move SSH run the following sed -i 's/#Port 22/Port $PORTYOUWANT/' /etc/ssh/ssh