Keepnet Labs Email Threat Simulator vs Nemesis: side-by-side comparison (2026)

Keepnet Labs Email Threat Simulator: Tests email security gateways by simulating real-world email threats. Built by Keepnet Labs.

Nemesis: AI Breach and Attack Simulation that adapts to your defences. Built by Nemesis by Persistent Security.

The table above shows where their features, integrations, deployment and company size fit differ.

Keepnet Labs Email Threat Simulator is made by Keepnet Labs. Nemesis is made by Nemesis by Persistent Security founded in 2022-01-01T00:00:00.000Z. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Keepnet Labs Email Threat Simulator and Nemesis are both Breach & Attack Simulation products. Use the table above to see where features, deployment and company size fit differ.