DoS, ICMP, proxies, SYNDefender

Michael Dillon michael at memra.com
Fri Oct 4 16:53:33 UTC 1996


On Fri, 4 Oct 1996, Tim Bass wrote:

> This is an interesting issue, IMO.  Application and protocol
> programmers would have more information to 'use as they choose'
> if ICMP UNREACHABLES were actually sent when destinations
> are unreachable and sent 'as a rule'.
> 
> This, IMO, is a direct protocol issue, and not a security issue
> per se.  

Right on! PHRACK will be publishing my program to transmit bogus ICMP
UNREACHABLE packets in the december 2001 issue. It's called the Bass
Player. :-)

Michael Dillon                   -               ISP & Internet Consulting
Memra Software Inc.              -                  Fax: +1-604-546-3049
http://www.memra.com             -               E-mail: michael at memra.com






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