services / Azure / Defender for IoT sensors

Defender for IoT network monitoring sensors are appliances that passively monitor OT/IoT network traffic for threats and feed detections into Microsoft Defender for IoT.

These are defensive security-monitoring components; tampering with them affects threat-detection coverage rather than primary production data.

Microsoft.​Security/​iotSensors/​DownloadActivation/​action

Downloads the sensor activation/license file, returning credential-like onboarding material that authorizes a sensor; exporting it is exfiltration of secret material.

Risks

1. Cryptographic exfiltration (CRITICAL)

Scope: MEDIUM

This privilege may grant access to confidential data, or its exploit can incur operational cost.

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