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Re: brute force attacking the password

From: Enrico Weigelt <weigelt(at)metux(dot)de>
To: pgsql-admin(at)postgresql(dot)org
Subject: Re: brute force attacking the password
Date: 2005-05-11 22:25:48
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-admin
* Wim Bertels <wim(dot)bertels(at)khleuven(dot)be> wrote:

> since brute force attacks are quit traceable (targetting one and the 
> same user eg..),
> one could a script to check:
> - the percentage of failed logins/user, depending on the percentage (eg 
> 75% or more failed, this should be configurable), these events should be 
> reporteg in security.log file under the postgres log directory, or 
> mailed to user (inetd...)
> - if there are more than eg 10 (this should be configurable) failed 
> consecutive logins/user, this should again be reported.

BTW: is it possible to do this directly in the database - by rules and
triggers on the appropriate system tables ?

 Enrico Weigelt    ==   metux IT service
  phone:     +49 36207 519931         www:
  fax:       +49 36207 519932         email:     contact(at)metux(dot)de
  Realtime Forex/Stock Exchange trading powered by postgresSQL :))

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