Microsoft identified at least three threat groups believed to be affiliated with China that have been exploiting publicly ...

Microsoft released patches for a SharePoint zero-day bug after hackers compromised over 400 servers worldwide using ...

The risk for businesses who haven’t patched the ToolShell vulnerability keeps growing after new reports suggest ransomware ...

CISA is giving agencies until 9 a.m. Monday to address a vulnerability that, left unaddressed, could allow hackers to achieve "total domain compromise." ...

Federal cybersecurity officials have issued a warning to Microsoft users about a security flaw allowing hackers to access to ...

Multiple hacking groups—including state actors from China—have targeted a vulnerability in older, on-premises versions of the ...

A security patch Microsoft (MSFT.O), opens new tab released this month failed to fully fix a critical flaw in the U.S. tech ...

A cyber-espionage campaign centered on vulnerable versions of Microsoft's server software now involves the deployment of ...

Security researchers say Microsoft customers should take immediate action to defend against the ongoing cyberattacks, and ...

Hackers have been exploiting a vulnerability to attack SharePoint and connected Microsoft services in what will be a big problem for corporate Mac users this week.

The zero-day attack involving Microsoft software is serious, but fixes are available now for some versions of SharePoint.

Microsoft said the company has been "coordinating closely with CISA, DOD Cyber Defense Command, and key cybersecurity ...