Anti-Spam SMTP Proxy (ASSP) 2.8.1.24222
Anti-Spam SMTP Proxy (ASSP) aims to be an Open Source SMTP Proxy server with auto-whitelists, self-learning Bayesian, greylisting, virus scanning, attachment blocking, and many other filter methods.
Some of its other geeky features include multiple weighted DNSBLs and URIBLs, greylisting, regular expression filtering, penalty box, senderBase, attachment blocking, ClamAV and FileScan included, blocking reporting, LDAP support, backscatter detection, and more.
Anti-Spam SMTP Proxy (ASSP) Features:
Multiple Weighted DNSBLs
Multiple Weighted URIBLs
Greylisting
Weighted Regular Expression Filtering
Bayesian
Penalty Box
SenderBase
SSL/TLS
SPF/SRS
Attachment Blocking
ClamAV and FileScan
Blocking Reporting
LDAP support
Backscatter Detection
recipient replacement / GUI user access rights management
MIME charset conversion / DKIM check and signing
Multi DB support for all hashes / level-based open plugin support
Transparent TCP proxy support
Plugins: archive, full attachment check and replacement, OCR
damping (steal spammers' time)
AUTH to relay host / POP3 collector
Configuration value and file synchronization
Block Reports design could be customized
Razor2 and DCC support using Plugin
SNMP support (monitoring, configuring, control-API)
User group import (file or LDAP or command-based)
Automatic crash analyzer Hidden Markov Model
IPv6 socket support
word stemming (several languages) for Bayesian analyzer
Perl module autoupdate 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
Web file commander
Graphical statistic output (SVG)
Native SSL support for target hosts
Client SSL-certificate validation
Private SMIME signing
Corporate SMIME signing, using a single private certificate
Content-based executable attachment blocking
Content-based compressed attachment blocking
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
Anti-Spam SMTP Proxy (ASSP) 2.8.1.24222
Anti-Spam SMTP Proxy (ASSP) aims to be an Open Source SMTP Proxy server with auto-whitelists, self-learning Bayesian, greylisting, virus scanning, attachment blocking, and many other filter methods.
