Open Source BSD Email Spam Filter Software

• Designed for Linux and Windows email system administrators, Scrollout F1 is an easy to use, already adjusted email firewall (gateway) offering free anti-spam and anti-virus protection aiming to secure existing email servers, old or new, such as Microsoft Exchange, Lotus Domino, Postfix, Exim, Sendmail, Qmail and others. • Built-in multilayer security levels make configuration effort equal to a car radio. • It combines simplicity with effective protection using powerful open source with additional set of rules & filters. • Available as 64bit: - ISO image (Internet connection required during installation) - install from scratch (Internet connection required during installation). • Minimum Requirements (for 5,000 messages/day): 1 GB of RAM 30 GB storage drive 1 Processor x86/AMD64 1 Ethernet x 1 IPv4 address UDP ports: 53 123 4500 6277 24441 TCP ports: 25 80 443 2703

The Anti-Spam SMTP Proxy (ASSP) Server project aims to create an open source platform-independent SMTP Proxy server which implements auto-whitelists, self learning Hidden-Markov-Model and/or Bayesian, Greylisting, DNSBL, DNSWL, URIBL, SPF, SRS, Backscatter, Virus scanning, attachment blocking, Senderbase and multiple other filter methods. Click 'Files' to download the professional version 2.8.1 build 24261. A linux(ubuntu 20.04 LTS) and a freeBSD 12.2 based ready to run OVA of ASSP V2 are also available for download. NOTICE: V1 development has been stopped at the end of 2014 (1.10.1 build 16060). Possibly there will be done some bugfixing in future. Please upgrade to V2, which is and will be actively maintained.

Open source DKIM library, MTA filter implementation and associated tools.

NOTE: dkim-milter has been replaced by OpenDKIM, available at http://opendkim.org/ dkim-milter consists of two parts: A milter-based application (dkim-filter) which plugs in to Sendmail to provide DomainKeys Identified Mail service, and a library (libdkim) which can be used to build DKIM-compliant applications or MTAs.

Mailfilter is a flexible utility for UNIX (-like) operating systems to get rid of unwanted spam mails, before having to go through the trouble of downloading them into the local computer. It offers support for one or many POP accounts.

dk-milter consists of two parts: A milter-based application (dk-filter) which plugs in to Sendmail to provide DomainKeys service, and a library (libdk) which can be used to build DomainKeys-compliant applications or MTAs. See the home page for details.

AMaViS is a script that interfaces a mail transport agent (MTA) with virus scanners.

ClamCour is a Courier-MTA multithread filter that allows Courier to scan mail for viruses using Clam Antivirus package. Attachments can be "quarantinated" and custom domain-based email reports can be sent.

Mailchecker will (in time) check mail for 'safe' content. 'unsafe' content (e.g. attachments that may contain viruses) will be stopped or converted to 'safe' formats.

P3Scan is a fully transparent scanning proxy-server for email clients. It provides scanning of incoming/outgoing email messages for Virus''s, Worms, Trojans, Spam, and harmfull attachments. It can also parse messages for web-bugs.

This is an open source implementation of the draft DMARC specification.

A.I. security app. Development ceased.

Botkiller is a php-script which helps to flood the databases of bots, searching the web for email-adresses. Its goal is to create a huge network of servers running the script and to trap the bots in it while feeding it useless adresses.

ALL DOWNLOADS HAVE MIGRATED TO HTTPS://WWW.CLAMAV.NET Clam AntiVirus is a GPL cross platform antivirus toolkit. The main purpose of this software is the integration with mail servers. It provides a flexible and scalable multi-threaded daemon, a command line scanner, and an up-to-date virus database. Github Repo is here: https://github.com/Cisco-Talos/clamav-devel

ClamCour is a Courier-MTA multithread filter that allows Courier to scan mail for viruses using Clam Antivirus package.

ClamSMTP is an SMTP filter that allows you to check for viruses using the ClamAV anti-virus software. It accepts SMTP connections and forwards the SMTP commands and responses to another SMTP server. Works well with Postfix.

DNSBL6d is a new RBL server that will be lightweight with IPv6 capiblities, MYSQL intergration, and other features. Your suggestions are welcomed.

Originally a software partnership between my best friend and myself, Diverse Developments seeks to write "useful stuff", of a very diverse nature... Current projects include a file encoder, and a double-entry accounts package.

Método y Sistema de voto electrónico vía e-mail utilizando par de claves asimétricas PGPl.

Protect your company's email and browsing with your GoodCrypto private server. * Protects email metadata and resists traffic analysis * Automatic encryption, decryption, and key management * All private keys stay on *your* server * Users don't change their email or browser software * Blocks web malware * Runs on your private server * Completely decentralized

Konfidi is a trust framework that uses topical trust values from a social network of authenticated people. When you receive an email from someone you do not know, but he/she is in the network, Konfidi will compute an inferred trust value for you.

Multi-platform spam filtering proxy, designed to be used on the client side. Can be launched as faceless server or with a GUI.

SSL Signature Check (SSLSigcheck) is an email filter designed to be run from within procmail. It will examine the signature and certificate of a signed email, and add header information that procmail recipes can use to filter the message.

A procmail based antivirus filter for incoming mail servers on Unix. It is efficient and tiny. Supports UUE, Zip and Rar attachments, Base64 and Quoted-Printable encodings. Identifies viruses, PUAs and phishings using the ClamAV clamscan virus scanner

SpamCheck is an email scanner, comprising anti-virus, spam scanning and a quarantine / management interface.