Attack Surface Scan vs ctlogs.dev: Side-by-Side Comparison (2026)

Attack Surface Scan: Agentless external attack surface monitoring with continuous change detection. built by Attack Surface Scan..

ctlogs.dev: Fast Certificate Transparency search and JSON API for subdomain reconnaissance. built by Apps34. Core capabilities include Real-time Certificate Transparency Search, Automated Subdomain Enumeration, High-Performance REST JSON API..

Both serve the External Attack Surface Management market but differ in approach, feature depth, and target audience.

Attack Surface Scan is developed by Attack Surface Scan. ctlogs.dev is developed by Apps34. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Attack Surface Scan and ctlogs.dev serve similar External Attack Surface Management use cases: both are External Attack Surface Management tools, both cover SSL, TLS, DNS Security. Review the feature comparison above to determine which fits your requirements.