Total Production's MX Guardian Mail Services^SM Spam Control

Spam mutates at an ever-increasing rate, and the volume of spam is already more than the volume of legitimate e-mail. Unsolicited commercial e-mail, or spam, is a productivity-sapping, resource-draining threat to business collaboration. To combat the increasingly sophisticated techniques employed by spammers, organizations need to fight spam with a multi-layered approach that combines a broad range of techniques to turn spam's own objectives, characteristics, and defenses against itself.

The graphic on the right is a Real-time graph of Total Production's MX Guardian Spam Control at work. It is updated hourly and shows the amount of spam it rejects.



The graphic on the bottom of the page is a Real-time daily analysis graph showing the effectiveness of Total Production's MX Guardian.

Total Production's MX Guardian Mail Services^SM stops spam and reduces false positives with a range of different strategies, such as:

• Premium Anti-Spam Powered by Mail-Filters
  Using a unique approach combining machine and human intelligence, Total Production's MX Guardian^SM premium anti-spam stops spam and virtually eliminates false positives.
• Combat Phishing Attacks
  Sender Policy Framework is an extension to the DNS system that enables stronger authentication of the source of a message. Total Production's MX Guardian^SM now supports SPF to reduce the incidence of "Phishing" attacks where spam messages pose as legitimate correspondence to trick users into giving up passwords and personal information.
• Real-time Blackhole Lists (RBLs)
  These lists use third-party services that include domain names and IP addresses of known spammers to block spam.
• Advanced HTML Filtering
  This technology enables Total Production's MX Guardian^SM to defeat attempts by spammers to use HTML formatting tricks to bypass simple content filters. It removes HTML tags and comments prior to the statistical analysis of the words in the message, and detects a wide range of other formatting tactics including broken MIME headers.
• Bayesian Statistical Filters
  Over time, these filters "learn" to separate spam from legitimate mail by continuously analyzing incoming messages and identifying the phrases and attributes that characterize spam.
• Kill Lists
  Kill lists enable you to block spam coming from specific domains or email addresses.
• Trusted IP Addresses and White Lists
  These lists of trusted e-mail addresses or IP addresses minimize false positives.

These techniques are applied at multiple levels including connection filtering, SMTP filtering, content filtering and delivery rules. In addition to blocking e-mail spam, Total Production's MX Guardian^SM puts a stop to annoying instant messaging spam too, because the IM namespace and user list is completely under your control.