Filtering
Activator Mail
Virus scanning and spam prevention based on blacklists and user feedback.
Anti Spam Software
Provides anti spam software with server based email and web security features, email and spam filtering software for Network Administrators.
AppRiver Spam Filtering
An email security company specializing in spam and virus protection, offering SecureTide, a hosted spam protection service, and Message Sniffer, a scanning engine especially for O…
CleanMyMailbox
Whitelist-based service that automatically "cleans" mailboxes of unwanted email multiple times per hour.
Distributed Checksum Clearinghouse
System of clients and servers that collect and count checksums of email messages in order to detect and filter bulk UCE.
DynaComm I:filter
Allows you to monitor and filter e-mail traffic to protect your organization from spam and virus attacks.
E-Mail Magician
Automates filter, mailbox, and nickname creation for Eudora Macintosh. Filters on more than 1,000 spam characteristics.
E-Mail Preference Service
Consumer opt out registration form for the Direct Marketing Association.
Email Systems
Fully managed service which filters viruses, worms and malicious macros and spam. Firm with offices in UK, France and Sweden.
Ezine Check
Checks your newsletter to see if it is spam. This service stops your opt-in newsletter from being labeled as spam.
Gateway Defender
Managed service provider that specializes in email security and control.
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