Microsoft Teams stores authentication tokens in unencrypted plaintext mode, allowing attackers to potentially control communications within an organization, according to the security firm Vectra. The ...

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 ...

Threat actors are stealing authentication tokens already verified by multifactor authentication (MFA) to breach organizations' systems. A new alert from Microsoft Detection and Response Team (DART), ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Vivek Yadav, an engineering manager from ...

Microsoft on Tuesday announced a preview of the ability to use hardware OATH tokens with the Azure multifactor authentication service. Hardware OATH tokens use physical objects, such as dongles and ...

Attacks on Microsoft user accounts that are capable of bypassing multi-factor authentication (MFA) protections are so rare that the Redmond-based company doesn't even have stats for them. "Compared to ...