crt.guru is a commercial external attack surface management solution by Crt.guru. DDactic Attack Surface Discovery is a commercial external attack surface management solution by DDactic. Features, integrations, deployment and the company behind each one, side by side.
External TLS cert monitoring with expiry alerts, vuln scanning & compliance reports.
Scans domains to discover attack surface, vulnerabilities, and generate hardening
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Common questions when comparing crt.guru vs DDactic Attack Surface Discovery for external attack surface management.
crt.guru: External TLS cert monitoring with expiry alerts, vuln scanning & compliance reports, built by Crt.guru.
DDactic Attack Surface Discovery: Scans domains to discover attack surface, vulnerabilities, and generate hardening, built by DDactic.
The table above shows where their features, integrations, deployment and company size fit differ.
crt.guru is made by Crt.guru. DDactic Attack Surface Discovery is made by DDactic founded in 2026-01-01T00:00:00.000Z. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. crt.guru and DDactic Attack Surface Discovery are both External Attack Surface Management products, and both cover Vulnerability, Security Scanning, SSL. Use the table above to see where features, deployment and company size fit differ.
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