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On Fri, May 06, 2005 at 01:47:06PM -0300, Claudinei Matos wrote:
> I have a lot of connection attempts in my ssh server. I've take a look
> at sshd_config man pages but I didn't found a way to deny the source
> ip of the attempts by 5 minutes (i.e.) if this ip can't login after 5
> attempts (i.e.). Is there a way to do this?
Use a perl utility called "sshd_sentry":
http://linuxmafia.com/pub/linux/security/sshd_sentry/
It will allow you to block the hosts which abuse your sshd.
Additionally, please consider mailing abuse@ the sending ISP, especially
if it is in an English speaking country. Usually they care that one of
their machines is probing for vulnerabilities.
-D
--
/--------------- - - - - - -
| Dan Noe, freelance hacker
| http://isomerica.net/
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