Unknown attackers exploited a vulnerability in Microsoft’s SharePoint collaboration software, hitting targets around the world.

The hackers behind the initial wave of attacks exploiting a zero-day in Microsoft SharePoint servers have so far primarily targeted government organizations, according to researchers as well as news reports.

Federal and state agencies have been plunged into panic after hackers prised open a gap in the armor of a Microsoft program’s security software, researchers have said. At least two unnamed federal agencies,

Russian cybercriminals are targeting Microsoft 365 accounts with specialized malware, the UK government's cybersecurity arm has warned.

A major security vulnerability in Microsoft’s server software is being actively exploited by hackers, the Dutch National Cyber Security Center (NCSC) warned Monday. Microsoft has issued updates to mitigate the risk,

Renee Dudley, with research by Doris Burke ProPublica is a nonprofit newsroom that investigates abuses of power. Sign up to receive our biggest stories as soon as they’re published. Microsoft is using engineers in China to help maintain the Defense Department’s computer systems — with minimal supervision by U.

Matanbuchus 3.0 malware loader evolves with advanced stealth techniques, targeting companies via social engineering tactics.