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

Cobalt Attack Surface Monitoring: Continuous external asset discovery and monitoring with daily domain scans. built by Cobalt..

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.

Cobalt Attack Surface Monitoring is developed by Cobalt. 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.

Cobalt Attack Surface Monitoring and ctlogs.dev serve similar External Attack Surface Management use cases: both are External Attack Surface Management tools, both cover Reconnaissance. Review the feature comparison above to determine which fits your requirements.