The Register: Free Software Gives Hackers Taste of Own Medicine

“IT security specialist Backfire Security today announced the
availability of a software download as a discrete desk-top client
application which wreaks revenge on those hackers and culprits
attacking your network or infecting users with worms and/or
viruses…”

“PAYBACK v1.0 is a new kind of anti-hacker application called an
IRS (Intruder Retaliation System) and is based upon ‘guerrilla’
programming protocols and algorithms originally developed for the
Chinese Space Program.

“The software has the ability to instantly and dynamically
‘trace’ the IP source address – no matter how well masked–of the
network attack/infection and respond by launching either a Domain
Name or Mail Server flood attack in the direction of the
attacker…”

Complete
Story 🙂