Best Email Security AI Tools 2026

Last reviewed: September 2026

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

4 Email Security tools compared

• Mimecast — Score: 7.3/10. Protection email and cyber resilience AI.
• Abnormal Security — Score: 6.9/10. Email threat detection and phishing prevention for it admins and security teams.
• Proofpoint AI — Score: 6.9/10. AI-powered cybersecurity platform.
• Tessian — Score: 6.9/10. AI-powered cybersecurity platform.