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 ...

Microsoft Teams and some of its other services were down for about four hours March 15 due to issues with the company’s authentication system, according to the Verge. Microsoft attributed the downtime ...

Microsoft Teams went down early Monday morning, gumming up the start of the week for millions of workers who rely on the tech giant’s chat and collaboration tool. Microsoft first acknowledged 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 ...

The desktop app of the online video conferencing tool ' Microsoft Teams ' has a serious security vulnerability that allows attackers to access user accounts with authentication tokens and multi-factor ...

There is a security flaw in Microsoft Teams that allows threat actors to log into other people’s accounts, even if those accounts are protected with multi-factor authentication, researchers have ...

Passwordless multifactor authentication startup Beyond Identity Inc. today announced a new European Union General Data Protection Regulation-compliant tool that helps development and user experience ...

Microsoft is investigating an authentication issue impacting multiple Microsoft 365 cloud services including Microsoft Teams, as well as Xbox Live. The company said the problem began just after noon ...

Learn why passwordless authentication is essential for mobile-first SaaS used by field teams to improve security, speed, and productivity.

Like a fly buzzing around your head at 3 a.m., persistent requests from multifactor authentication (MFA) fatigue attacks are keeping security professionals awake at night. However, while silenced ...