Microsoft has disabled multiple fraudulent, verified Microsoft Partner Network accounts for creating malicious OAuth applications that breached organizations' cloud environments to steal email. In a ...

Microsoft Corp. on Tuesday detailed three hacking campaigns that made use of OAuth, a technology commonly used to let workers log into business applications with their Microsoft and Google accounts.

A surge in phishing campaigns abusing Microsoft’s OAuth device code authorization flow has been observed with multiple threat clusters using the technique to gain unauthorized access to Microsoft 365 ...