Procmail is a mail delivery agent (MDA) or mail filter, a program to process incoming emails on a computer, widely used on Unix systems. It is typically invoked from an MTA like Sendmail; this makes the mailprocessing event-driven. The companion-tool formail allows procmail to be used in batch-processing on mail that already is in your mailbox. A Mail Delivery Agent (MDA) is software that accepts incoming e-mail messages and distributes them to recipients individual mailboxes (if the destination account is on the local machine), or forwards back to an SMTP server (if the destination is on a remote server). ... A mail filter is a piece of software which takes an input of an e-mail message. ... E-mail, or email, is short for electronic mail and is a method of composing, sending, and receiving messages over electronic communication systems. ... Unix or UNIX is a computer operating system originally developed in the 1960s and 1970s by a group of AT&T Bell Labs employees including Ken Thompson, Dennis Ritchie, and Douglas McIlroy. ... A mail transfer agent or MTA (also called a mail transport agent, mail server, or a mail exchange server in the context of the Domain Name System) is a computer program or software agent that transfer electronic mail messages from one computer to another. ... Sendmail is a mail transfer agent (MTA) that is a well known project of the open source and Unix communities and is distributed both as free software and proprietary software. ...
Common operations carried out with procmail include filtering and sorting of emails into different folders according to keywords in from, to, subject or text of the mail, or sending autoreplies, but more sophisticated operations are also possible.
A common practice is to let procmail call an external spam filter program, such as SpamAssassin. E-mail has become the subject of much abuse, in the form of both spamming and E-mail worm programs. ... SpamAssassin is a computer program released freely under the Apache License 2. ...
Procmail is also known for it's highly unreadable source code.
Procmail is a mail delivery agent (MDA) or mail filter, a program to process incoming emails on a computer, widely used on Unix systems.
Common operations carried out with procmail include filtering and sorting of emails into different folders according to keywords in from, to, subject or text of the mail, or sending autoreplies, but more sophisticated operations are also possible.
Procmail is also known for it's highly unreadable source code.