OpenProtect is an anti-spam server that filters spam and blocks viruses, phishing, and other malware. Acts as an SMTP gateway and integrates with any email server like Postfix, Sendmail, qmail, Exim, Microsoft Exchange, Lotus Domino, Zimbra, etc.
|Tags||antispam Antivirus Mail Filter SMTP Server|
|Licenses||Proprietary (free trial) proprietary/free Proprietary with Free Trial|
|Operating Systems||Linux (32 and 64 bit) UNIX-like OSs Solaris Mac OS X Windows (32 and 64bit)|
|Implementation||Perl Unix Shell AJAX|
Release Notes: Antispam / Antivirus / Antiphishing / Malicious attachment filtering. Never lose another email via store and reject technology. An AJAX WebUI to manage all settings with ease. Extensive and powerful search to find the status of all connections/mails flowing via the email filter. Disclaimer functionality. Reserve SMTP connections: your known senders never wait. Fuzzy whitelist protecting you when a spam message poses as your whitelist sender. Intelligent backscatter free sender alerts. Integrate and filter inbound and outbound message as an SMTP gateway. Automatic updates.
Release Notes: MailScanner was updated to 4.43.6-1, which has several fixes and new features to handle archives and HTML messages. URIBL_JP_SURBL was added from SURBL for more accurate spam detection. ClamAV was updated to 0.86.1, which fixes a DOS attack vulnerability when handling compressed archives. Razor2 was updated to 2.72, which fixes a denial of service attack when handling certain malformed messages. The Compress-Zlib, File-Temp, and ExtUtils-MakeMaker perl modules were updated. Rules Du Jour was updated to 1.21 to include updated SA rulesets like SARE. An automatic warning is now given to the admin if a new version of OpenProtect is released.
Release Notes: This release adds djbdns to cache RBL lookups and faster SA-based spam detection. It reduces DNS related spam checks like SURBL and RBL checks by around 0.4 to 0.8 seconds. Updated to MailScanner-4.41.3-1 with better phishing support and rar support. Updated to SA-3.0.4 with support for faster, better URI checks and bayes checks. Updated to ClamAV-0.85.1, which detects more viruses. Modules installation has been changed for more graceful handling of errors. DB_File has been added for faster Bayesian database under SA (needs db and db-devel to function properly).
Release Notes: This release adds SA 3.0.2 with SURBL support for faster Spam Scanning. RazorV2 has been added for a faster and more accurate spam classification through SA. Overall memory/CPU usage of SA has been reduced by over 50 MB by deleting bigevil, and instead using SURBL.