Hackers are abusing Microsoft Teams chats to impersonate IT support, gain remote access, move laterally, and steal company ...

Microsoft issued a report warning users about a popular attack method that involves a 'human-operated' attack playbook, in which hackers impersonate IT helpdesk staff using Microsoft Teams to gain ...

CVE-2026-32202 actively exploited after April 27 advisory fix, exposing NTLMv2 hashes via zero-click SMB authentication.

A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit, telling the company, “I ...

Microsoft just sounded the alarm on a scam exploding across American workplaces. Hackers are sliding into Microsoft Teams ...

CHICAGO -- Microsoft revealed Friday that some of its corporate email accounts were hacked by a Russian-backed group. The tech company said in a blog post that its security team detected the attack on ...

WASHINGTON (Reuters) -A cyber-espionage campaign centered on vulnerable versions of Microsoft's server software now involves the deployment of ransomware, Microsoft said in a late Wednesday blog post.

Agent ID Administrator enabled service principal takeover before April 9, 2026 patch, exposing privilege escalation risk in ...

A security researcher published details of three security vulnerabilities in Windows Defender, and the code used to exploit ...

When you think of cyberattacks that compromise your account security, maybe you envisage Microsoft zero-day vulnerabilities being exploited in your software, or perhaps a hacker using ...

Microsoft Threat Intelligence says cybercriminals are using AI across nearly every stage of a cyberattack to move faster and scale their operations.

REDMOND, WA - JULY 29: The Microsoft name is displayed on a sign outside a building on the company's campus July 29, 2009 in Redmond, Washington. Microsoft and Yahoo! have announced a 10-year internet ...