ssh brute force

Daniel Gerzo danger at rulez.sk
Sun Jul 24 23:05:09 GMT 2005


Hello Chris,

Thursday, July 21, 2005, 2:43:08 AM, si tukal:

> On 7/20/05, Chris Jones <cdjones at novusordo.net> wrote:
>> 
>> I'm looking at having a script look at SSH's log output for repeated
>> failed connection attempts from the same address, and then blocking that
>> address through pf (I'm not yet sure whether I want to do it temporarily
>> or permanently).


> Matt Dillon wrote an app in C to do just that, with ipfw.  
> http://leaf.dragonflybsd.org/mailarchive/users/2005-03/msg00008.html

> Scott Ullrich modified it to work with pf.  
> http://pfsense.org/cgi-bin/cvsweb.cgi/tools/sshlockout_pf.c

I have made security/bruteforceblocker
It's a perl script that works with opensshd's logs and pf

> -Chris


-- 
sincerely...

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