The most valuable feature is the ability to remove bad messages that were delivered, prior to being classified as unwanted.
Proofpoint Email Protection offers robust security by blocking phishing attacks, malicious attachments, and phishing links, with exceptional Office 365 control and 99.9% effectiveness. Advanced features like URL rewriting enhance threat detection. However, it is pricey, with false positives and spear phishing protection gaps affecting usability. Reporting tool customization and integration complexity remain concerns, but its ability to boost organizational productivity by focusing on essential emails is a key advantage.