A weblog focused on sendmail milter API.

Instructions to automatically filter your e-mail, defend your site from exploitation by the spammers

sendmail 8.8: using the check_* rules to prohibit unauthorized relaying through your sendmail server and to reject UBE from well known addresses

Instructions for configuring Sendmail 8.8/8.9-8.12 to prevent relaying and reject spam.

A commercial email management utility for Unix sendmail servers utilizing the Milter API. Includes anti spam/virus filter, recovery of rejected email, a web/Sendmail Configurator with reporting/analysis capabilities, and keeps copy of all email. Possi...

Sendmail add-on that provides rate control and volume limits for Unix-based mail servers. Can stop spam from ISP's own customers, and mail bombers.

milter-regex is a sendmail milter plugin that allows to reject or discard mail based on regular expressions matching SMTP envelope parameters and mail headers and body.

A series telling everything about the Internet nuisance, spam, from your About.com Guide.

This article discusses several alternatives available to sites that want to block mailed spam.