Assetnote Attack Surface Management Tool vs DeviceTotal: 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..

DeviceTotal: Agentless AI platform for OT/IoT/network device vuln & risk mgmt. built by DeviceTotal. Core capabilities include Agentless device security posture assessment, AI-driven vulnerability prioritization, CISA KEV (Known Exploited Vulnerabilities) tracking..

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. DeviceTotal differentiates with Agentless device security posture assessment, AI-driven vulnerability prioritization, CISA KEV (Known Exploited Vulnerabilities) tracking.

Assetnote Attack Surface Management Tool is developed by Searchlight Cyber founded in 2017-01-01T00:00:00.000Z. DeviceTotal is developed by DeviceTotal. 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 DeviceTotal serve similar External Attack Surface Management use cases: both are External Attack Surface Management tools. Review the feature comparison above to determine which fits your requirements.