ConsentFix OAuth Device Code Flow Abuse via Microsoft Entra ID Sign-In Logs

Ibrahim Saud@tektrix

•updated Jun 30, 2026•3•0•5

Monitors successful sign-in events that utilize the OAuth 2.0 Device Code authorization protocol. While legitimate for headless applications or IoT devices, this flow is frequently abused by attackers for credential harvesting and phishing attacks to gain unauthorized access to user accounts and cloud resources.