Microsoft says a threat actor gained access to cloud tenants hosting Microsoft Exchange servers in credential stuffing attacks, with the end goal of deploying malicious OAuth applications and sending ...

Microsoft Corp. researchers today detailed a recent attack involving malicious OAuth applications that were deployed on compromised cloud tenants to control Exchange servers and spread spam. The ...

Learn how this protocol enables granular sharing, party-to-party delegation, and secure AI agent authorization.

Attackers are deploying malicious OAuth applications on compromised cloud tenants, with the goal of taking over Microsoft Exchange Servers to spread spam. That's according to the Microsoft 365 ...

We’re now all too familiar with the ubiquitous “Sign in with Google” button we encounter all over the internet. For most of us, it has become the go-to “easy button” for managing the sprawling set of ...