crt.guru vs Pentera Surface: side-by-side comparison (2026)

crt.guru: External TLS cert monitoring with expiry alerts, vuln scanning & compliance reports. Built by Crt.guru.

Pentera Surface: External attack surface mgmt with automated pentesting and validation. Built by Pentera.

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

crt.guru is made by Crt.guru. Pentera Surface is made by Pentera. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. crt.guru and Pentera Surface are both External Attack Surface Management products. Use the table above to see where features, deployment and company size fit differ.