Includes a comprehensive database to determine which messages are unwanted. Its database is periodically updated, in a manner similar to antivirus programs. It supports POP3 mail clients. [Win 95/98/Me/NT 4.0/2000/OS/2 Warp
Nonprofit consumer education and advocacy project. Publications provide in-depth information on a variety of informational privacy issues, as well as practical tips on safeguarding personal privacy