Postini vs SpamAssassin
A side-by-side look at Postini and SpamAssassin. For an in-depth review of either product, follow the links below.
Postini
Security & Privacy
Postini is an email and web security service owned by Google. It provides spam and virus filtering, email encryption, email archiving, and web security services for organizations.
emailsecurityspam-filteringvirus-filteringencryptionarchiving
SpamAssassin
Security & Privacy
SpamAssassin is a powerful open source anti-spam filter for email. It uses a variety of detection techniques and rules to identify and block spam emails before they reach a user's inbox.
emailfilterspamopen-source
Related Comparisons
Mailwasher
Spam Reader
Symantec Messaging Gateway
Postgrey
MailRoute
Happy Moose