Attackers Distribute Password Attacks Across Fictional OAuth Apps to Evade SOC Alerts

Attackers are increasingly abusing spoofed OAuth application identifiers to enumerate Microsoft Entra ID accounts, test credentials, and fragment authentication activity across hundreds of thousands or millions of fictional applications. The technique exploits how Entra ID processes the client_id parameter in OAuth authentication requests. Every registered OAuth application is assigned a globally unique application identifier, and […]

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