Blocking SSH Brute-Force Attacks: What Am I Doing Wrong?

Gerard Seibert gerard at seibercom.net
Mon Nov 13 11:07:53 UTC 2006


On Monday November 13, 2006 at 04:10:58 (AM) Frank Staals wrote:


> I had the same 'problem'. As said it's not realy a problem since FreeBSD 
> will hold just fine if you don't have any rather stupid user + pass 
> combinations. ( test test or something like that ) Allthough I thought 
> it was annoying that my intire log was clouded with those brute force 
> attacks so I just set sshd to listen at an other port then 22. Maybe 
> that's a acceptable solusion for you ? You can change the ssd port in 
> /etc/ssh/sshd_config

Security through obscurity is a bad idea. Rather, use SSH key based
authentication exclusively.  Turn off all of the password stuff in
sshd_config.  Laugh at the poor fools trying to break in.


-- 
Gerard

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