Microsoft Defender for IoT vs. Portnox

Microsoft Defender for IoT is a comprehensive security solution designed to protect Internet of Things (IoT and operational technology (OT environments. It offers real-time asset discovery, vulnerability management, and cyberthreat protection for industrial infrastructures, including industrial control systems (ICS and OT networks. By providing complete visibility into all IoT and OT assets, Defender for IoT enables organizations to manage security posture effectively and reduce the cyberattack surface area.

Portnox delivers continuous, zero-trust access control for every identity, human and non-human, securing local network and remote access from a single, cloud-native platform. It continuously verifies access based on identity context, device posture, and risk signals, unifying passwordless authentication, policy enforcement, and automated response through one policy engine.