The most valuable feature is the ability to remove bad messages that were delivered, prior to being classified as unwanted.
Proofpoint Email Protection effectively blocks phishing emails and improves email safety with features like URL rewriting and time-of-click analysis. Its advanced threat prevention enhances productivity, despite high costs and scalability challenges. However, missed phishing attacks, false positives, and complex integration remain issues. The service excels in antivirus protection and onboarding but requires detailed planning and expertise for customization, making it ideal for larger organizations prioritizing security over cost.