Assetnote Attack Surface Management Tool vs Cylana EASM: Side-by-Side Comparison (2026)

Assetnote Attack Surface Management Tool: ASM platform that scans external attack surfaces hourly for vulnerabilities. built by Searchlight Cyber. Core capabilities include Hourly automated scanning of external assets, Asset and subdomain discovery from seed domains, Automated asset enrichment with version verification..

Cylana EASM: AI-powered EASM platform for digital asset discovery and monitoring. built by Cylana. Core capabilities include Domain discovery and tracking, Subdomain discovery and tracking, AI-powered digital asset analysis..

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

Assetnote Attack Surface Management Tool differentiates with Hourly automated scanning of external assets, Asset and subdomain discovery from seed domains, Automated asset enrichment with version verification. Cylana EASM differentiates with Domain discovery and tracking, Subdomain discovery and tracking, AI-powered digital asset analysis.

Assetnote Attack Surface Management Tool is developed by Searchlight Cyber founded in 2017-01-01T00:00:00.000Z. Cylana EASM is developed by Cylana. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Assetnote Attack Surface Management Tool and Cylana EASM serve similar External Attack Surface Management use cases: both are External Attack Surface Management tools, both cover Subdomain Enumeration. Review the feature comparison above to determine which fits your requirements.