Postini vs SpamSieve
A side-by-side look at Postini and SpamSieve. 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
SpamSieve
Security & Privacy
SpamSieve is an anti-spam plugin for Apple Mail on Mac that uses Bayesian filtering to identify and block spam messages. It learns from user labeling of messages as spam or not spam to improve accuracy over time.
emailspamfilterbayesianmachine-learning
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