Microsoft Teams to roll out security update in 2026: What is changing, default protections, and what organisations must do

Microsoft Teams is enhancing security from January 12, 2026, by enabling key messaging safety features by default. This ...

Shut Down And Restart—New Microsoft Attack Beats Passwords, 2FA And Passkeys

Check Point explains that this new technique “tricks people into giving attackers access to their Microsoft accounts. The ...
Bleeping Computer

Microsoft Teams to protect against malicious URLs, dangerous file types

Microsoft recently revealed that it's enhancing protection against dangerous file types and malicious URLs in Teams chats and channels. "Microsoft Teams now blocks messages containing weaponizable ...
USA Today

Microsoft says it squashed malware that infected 394,000 Windows computers

Microsoft said on Wednesday, May 21 its Digital Crimes Unit partnered with law enforcement and cybersecurity agencies to disrupt an information-stealing malware that infected hundreds of thousands of ...
Forbes

Emergency Microsoft Security Warning Confirmed — Act Now, CISA Says

Update, August 10, 2025: This story, originally published on August 7, has been updated with additional information following a demonstration of the shared service principal exploit at the Black Hat ...
Ars Technica

Microsoft warns that the powerful XCSSET macOS malware is back with new tricks

Microsoft said it has detected a new variant of XCSSET, a powerful macOS malware family that has targeted developers and users since at least 2020. The variant, which Microsoft reported Monday, marked ...

Fake MAS Windows activation domain used to spread PowerShell malware

A typosquatted domain impersonating the Microsoft Activation Scripts (MAS) tool was used to distribute malicious PowerShell ...
HotHardware

Microsoft Sounds Urgent Alarm After Millions Of PCs Get Hit With Malvertising

Microsoft has uncovered a large-scale malvertising campaign that has affected over 1 million devices worldwide. In a blog post detailing its findings, Microsoft revealed that threat actors used ...
SiliconANGLE

Microsoft unveils Project Ire, an autonomous AI agent that identifies malware at scale

Microsoft Corp. introduced a new artificial intelligence agent on Tuesday that can analyze and classify malware in the wild at scale, without human intervention. The newly minted AI model, named ...