Description:

This program is an email antivirus/antispam gateway. It is an interface to
the postfix, sendmail, or any other smtpd, which runs antivirus and/or
spamchecker. Its modular architecture can use any combination of
antivirus/spamchecker according to configuration.

It has some internal checkers (string_scanner and regexp_scanner). Sagator
can parse MIME mails and decompress archives, if it is configured so.

Features:
* simple chroot support
* modular antivirus/spamchecker support
o you can attach an intrascanner to another intrascanner or realscanner
o you can combine intrascanners
o you can combine realscanners
o virus/spam level based scanners
* database support
o SQL logging
o dynamic scanner (antivirus/antispam) configuration
* daily reports for users
* web quarantine accessible for all users
* you don't need any perl modules or any other modules, only python
* you can return any quarantined mail to mailq/user mailbox
* mailbox/maildir scanning and cleaning
* smtp policy service (greylist)
* nice statistics via WWW or MRTG
* easy installation and configuration