SPAMfighter

The idea with SPAMfighter is to get people worldwide to report the spam they get quickly and easily with a single click. When enough users have blocked a spam mail, it will be automatically placed in the SPAMfighter folder for all other SPAMfighter users. Right now 4.173.282 people all over the world helping to make SPAMfighter almost scarily effective.

Corporate Website :

www.spamfighter.com

Research from this company :

Protecting Exchange Environments from Spam