Download Anti-Spam SMTP Proxy Server Download – 2.8.1.24222

The Anti-Spam SMTP Proxy (ASSP) Server project aims to create an open-source platform-independent SMTP Proxy server that implements automatic whitelisting, self-learning Hidden-Markov-Model and/or Bayesian, Greylisting, DNSBL, DNSWL, URIBL, SPF , SRS, Backscatter, Virus scanning, attachment blocking, Sender base and several other filter methods.

Functions

• Multiple weighted DNSBLs
• Multiple weighted URIBLs
• Greylisting
• Weighted Regular Expression filtering
• Bayesian
• Penalty box
• SenderBase
• SSL/TLS
• SPF/SRS
• Blocking of attachments
• ClamAV and FileScan
• Blocking of reporting
• LDAP support
• Backscatter detection
• recipient substitution / management of user access rights for user interfaces
• MIME character set conversion / DKIM checking and signing
• multi DB support for all hashes / level based open plugin support
• transparent TCP proxy support
• Plugins: archive, full check and replacement of attachments, OCR
• dampening (stealing spammers’ time)
• AUTH to relay host / POP3 collector
• configuration value and file synchronization
• Block Report’s design is customizable
• Razor2 and DCC support using plugin
• SNMP support (monitoring, configuration, control API)
• user group import (file or LDAP or command-based)
• automatic crash analyzer Hidden Markov model
• IPv6 socket support
• word stemming (multiple languages) for Bayesian analyzer
• Perl module auto-update via PPM or CPAN
• Hidden Markov model spam detection engine
• full unicode support
• DMARC support
• private whitelist (legacy, domain-based, user-based)
• private IP and domain lists (legacy, domain-based, user-based)
• CPU affinity settings
• online file commander
• graphical statistics output (SVG)
• built-in SSL support for target hosts
• client SSL certificate validation
• private SMIME signature
• corporate SMIME signing, using a single private certificate
• content-based blocking of executable attachments
• content-based blocking of compressed attachments
• BATV check and signing
• Message ID Signing and Check FBMTV
• remote support
• Authenticated Received Chain (ARC) processing and signing
• RSS feeds for blocked emails using plugin
• zero day virus detection
• VirusTotal API