TheÂ Anti-Spam SMTP Proxy (ASSP) server project is an Open Source, Perl based, platform-independent transparent SMTP proxy server that leverages numerous methodologies and technologies to both rigidly and adaptively identify e-mail spam. ASSP is easy to set up because it requires only minor changes to the configuration of your your Mail Transfer Agent.
Unique Backscatter Detection and Blocking
Foreign Character Support for Regex Filter
Native SSL-support. ASSP will be “Man in the Middle” and will do TLS/SSL-connections even if your MTA don’t support it!
Resending of blocked eMail to the original recipients by clicking a link from the new eMail Block reports or from the maillog tail
Improved HELO handling
Classes of DNSBL lists
Weighting of Regular Expression
Improved community Griplist (GreyIP List)
Improved performance and memory usage
Additional to ClamAV you can now use your filesystem virusscanner for scanning your eMails
Lots of more usefull tweaks and setting
Download ASSP_22.214.171.124-Install.zip (727.6 KB)