Zed
Rogue Chimp
And any other 'current' firewall
..go here and try it for your self
http://tooleaky.zensoft.com/
Steve Gibson of grc.com and ZoneAlarm Rocks fame has agreed that this proves ZA and other outblind blocking firewalls are perhaps not as safe as you would think they were.
As a note as of version 4 BiD WILL stop this using its rogue application control feature set ...
..go here and try it for your self
http://tooleaky.zensoft.com/
Steve Gibson of grc.com and ZoneAlarm Rocks fame has agreed that this proves ZA and other outblind blocking firewalls are perhaps not as safe as you would think they were.
As a note as of version 4 BiD WILL stop this using its rogue application control feature set ...