Best Email Security AI Tools 2026

Last reviewed: May 2026

Compare and review the top Email Security AI platforms. Independent rankings, pricing, and user reviews.

4 Email Security tools compared

• Abnormal Security — Score: 9.1/10. Email threat detection and phishing prevention for it admins and security teams.
• Proofpoint AI — Score: 9/10. AI-powered cybersecurity platform.
• Mimecast — Score: 8.8/10. Protection email and cyber resilience AI.
• Tessian — Score: 8.7/10. AI-powered cybersecurity platform.