A patch Microsoft released on Wednesday to fix a zero-day vulnerability in its Defender security engine may cause Windows ...

After a security researcher published a series of unpatched bugs in Microsoft products, along with code to exploit them, the company is now threatening to take legal action and call the cops on them.

CISA has added the Microsoft Malware Protection Engine and Microsoft Defender Antimalware Platform vulnerabilities to its KEV catalog, suggesting exploitation in the wild. Microsoft released emergency ...

Microsoft is moving toward fully automated security operations, using coordinated AI agents. The system is already proving effective in real-world testing. Microsoft believes AI is becoming a core ...

Microsoft is moving toward fully automated security operations, using coordinated AI agents. The system is already proving effective in real-world testing. Microsoft believes AI is becoming a core ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Check your PC by the end of this month. This has never happened before. Microsoft is ...

Hackers have broken into at least one organization using Windows vulnerabilities published online by a disgruntled security researcher over the last two weeks, according to a cybersecurity firm. On ...

Windows will now tell you if Secure Boot is working properly. The new status indicates whether you have the latest Secure Boot updates. The April Windows update also patches a whopping 164 security ...

A security researcher has released a new tool that can extract data from Recall. A security researcher has released a new tool that can extract data from Recall. is a senior correspondent and author ...

Microsoft has released the Windows 10 KB5082200 extended security update to fix the April 2026 Patch Tuesday vulnerabilities, including 2 zero-days. This update brings some interesting changes, ...

In a nutshell: Microsoft officially retired mainstream support for Windows 10 on October 14, 2025, but the situation is becoming more nuanced. End users can enroll in the Extended Security Updates ...

PCWorld reports that new AI-powered malware like DeepLoad threatens Windows 11 security by using fileless attacks that bypass traditional antivirus software. This fileless malware tricks users into ...