AI email security for human layer protection
Tessian unique focus on human-caused email errors fills a real gap — misdirected emails and accidental data exposure are problems no other tool solves as well. Now part of Proofpoint for even broader protection.
Alternatives to consider: Snyk, Orca Security, CrowdStrike
Last verified: April 2026
Tessian, now part of Proofpoint, uses machine learning to prevent email threats caused by human error — accidental data loss, misdirected emails, and phishing. It analyzes email patterns to detect anomalies and coaches employees in real time to prevent mistakes.
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