Spam filtering

Spam filtering unfortunately is something we all have to deal with. It can be time consuming, frustrating, and expensive. Here are some resources to help stop spam.

Spam filtering software

• DSPAM - Scalable and open-source content-based spam filter (website)
• Spam Assassin - Very popular open source spam filtering software (website)

Spam filtering services

• Junk Email Filter - Front-end spam filtering service that blocks spam before it reaches your servers (website)
• MailLaunder - Stopping Spam in its tracks. A gateway based solution for small businesses offering both anti-spam and anti-virus filtering. With our web-based quarantine, you are in complete control of your email.

See also

• Fake MX - Using fake MX records to reduce spam
• Forward Confirmed RDNS - Getting Reverse DNS right so your email isn't blocked by other people's spam filters