Tirsdag 24 april 2007 13:12 skrev Matthew Stringer: > Hi, > > I've seen the Pam modules for SSH which allow you to restrict brute force > attacks by blocking users after a determined number and frequency of failed > log ins. > > Does anyone know if there's a similar module that blocked the source IP of > a repeated failed log in attempt? > > My servers are public facing constantly get brute-force attacks they use > random usernames and passwords in an attempt to gain access. But as they > often come from a static IP, I think it would be useful if I could > automatically identify and block these source IP's from logging in via SSH. > > Anyone done such a thing and if so is there a module for Pam I could > download rather than having to create something. > > Regards > > Matthew
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