full-disclosure - Re: Filtering sobig with postfix

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

From: psz at maths.usyd.edu.au (Paul Szabo)
Subject: Re: Filtering sobig with postfix

> ... use:
> 
> /^TVqQAAMAAAAEAAAA\/\/8AALgAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
> AAAA$/
>    DISCARD Keep your viruses (sobig.f)
> 
> Shamelessly stolen from:
> http://sbserv.stahl.bau.tu-bs.de/~hildeb/postfix/postfix_sobigf.shtml

That discards most (but not all!) executables. Discarding all might be a
good thing; beware of those you let through.

Cheers,

Paul Szabo - psz@...hs.usyd.edu.au  http://www.maths.usyd.edu.au:8000/u/psz/
School of Mathematics and Statistics  University of Sydney   2006  Australia