Microsoft Defender EASM vs watchTowr Platform: Side-by-Side Comparison (2026)

Microsoft Defender EASM: Discovers and monitors external-facing assets and vulnerabilities. built by Microsoft. Core capabilities include Real-time inventory monitoring of external-facing resources, Discovery of unmanaged resources and shadow IT, Multi-cloud and hybrid environment visibility..

watchTowr Platform: External attack surface management with continuous security testing. built by watchTowr. Core capabilities include Continuous discovery of unknown assets, Real-time attack surface monitoring, Adversary Sight reconnaissance engine..

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