Attackers who gain initial access to a victim's network now have another method of expanding their reach: using access tokens from other Microsoft Teams users to impersonate those employees and ...

Microsoft’s Teams client stores users’ authentication tokens in an unprotected text format, potentially allowing attackers with local access to post messages and move laterally through an organization ...

Learn how refresh tokens work in enterprise SSO. This guide covers implementation, rotation, and security best practices for CIAM systems.

This is a known issue with OAuth and is how basically any electron app works. The tl;dr is if you're able to steal files "as the user" it's already game over. This is no different than stealing ...