Using Shorewall to Limit SSH Attacks

Firewalling with Shorewall SSH brute-force attacks

Category: Personal article (non-blog)

Year created: 2005

Overall rating: 5 out of 5
Content rating: 5 out of 5
There’s an excellent post over at Debian Grimoire which gives a simple recipe to defend against SSH brute force attacks using Shorewall, including a whitelist port-knock in case you manage to lock yourself out. Very useful!

Tags: shorewall ssh

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