The most valuable feature is the ability to remove bad messages that were delivered, prior to being classified as unwanted.
Proofpoint Email Protection significantly enhances email security by reducing phishing and malicious emails with URL rewriting and time of click analysis. It offers business email compromise protection, spam filtering, antivirus, and a TAP Dashboard for detailed forensic analysis. Improvements needed include integration with complex environments and better threat detection accuracy. Cost considerations and technical support enhancements, including more customization options for reporting, are necessary due to the lack of local support.