Fast lightweight SPF mail filter for sendmail

Bachelor thesis implementation of the Sendmail extension MUNI-Milter

signing-milter enables you to s/mime sign an ordinary mail while passing a MTA

Milter interface for the amavis spam filter engine.

Provides a means by which client connection and envelope details and/or message headers and content can be filtered using shell commands or scripts. Intended as a way to implement quick & dirty content filtering solutions when there is no other suitable milter available.

Provides a means by which client connection and envelope details and/or message headers and content can be filtered using shell commands or scripts. Intended as a way to implement quick & dirty content filtering solutions when there is no other suitable milter available.

Extracts URLs from a mail message and checks it against one or more URI blacklists. Can also verify if any link is bad or broken.

Limit the number of messages by connecting client IP, sender, or recipient.

Limit the number of messages by connecting client IP, sender, or recipient.

An independent implementation of the RFC 4408 Sender Policy Framework (SPF-Classic).

A “call-forward” milter for mail gateways to verify that mail recipients exist on an authoritative mail store before the gateway accepts the message.

A “call-forward” milter for mail gateways to verify that mail recipients exist on an authoritative mail store before the gateway accepts the message.

Provide an interface to the popular open source Clam Anti-Virus scanner.

Grey listing keeps track of tuples consisting of the connecting IP, sender's envelope, and recipient's envelope. If a tuple, does not exist in the cache, then a new entry is added and kept until it expires and the message is temporarily rejected.

An interface to the popular open source SpamAssasssin mail analysis tool, which returns a score based on a comprehensive set of patterns and Bayesian checks.

Grey listing is an anti-spam technique that keeps track of tuples consisting of the connecting IP, sender's envelope, and recipient's envelope. If a tuple, does not exist in the cache, then a new entry is added and kept until it expires and the message is temporarily rejected.

An interface to the popular open source SpamAssasssin mail analysis tool, which returns a score based on a comprehensive set of patterns and Bayesian checks.

An independent implementation of the RFC 4408 Sender Policy Framework (SPF-Classic).

Provide an interface to the popular open source Clam Anti-Virus scanner.

Extracts URLs from a mail message and checks it against one or more URI blacklists.