An aggressive password-spraying campaign targeting Microsoft 365 environments generated more than 81 million login attempts over a two-week period.

A fresh wave of ransomware activity is being fueled by an uncomfortable mix of software supply-chain risk, rapidly weaponized zero-day exploits, and attackers growing preference for targeting the ...

Keeping Microsoft Office updated is crucial for protecting devices from unauthorised access and cyber threats.

Hackers connected to the Chinese government were behind at least some of the widespread attacks in the past few days on organizations that use collaboration software from Microsoft, defenders working ...