Overview On February 11, 2026, NSFOCUS CERT monitored Microsoft’s release of its February security update patches, addressing 59 security issues across widely used products such as Windows, Azure, ...

Attackers are already actively exploiting two vulnerabilities for which Microsoft issued patches on Nov. 12 as part of its monthly security update. And they could soon begin targeting two other ...

Attackers have not waited for Exploit Wednesday; the Microsoft Windows zero-day attacks have already started. Here’s what you need to know and do.

Microsoft patches CVE-2026-20841, a high-severity Windows Notepad flaw that could allow code execution via malicious Markdown files.

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 ...

Ransomware operators have found a way to exploit a Microsoft Windows-signed driver from Paragon Partition Manager, posing a threat to system security. This allows attackers to deploy the driver with ...

A hot potato: A newly uncovered security flaw in Microsoft's SharePoint software has sparked a widespread series of cyberattacks targeting government organizations, educational institutions, energy ...

Microsoft Corp (NASDAQ:MSFT) has issued a critical warning regarding ongoing attacks on on-premises SharePoint servers, urging organizations to apply newly released security updates immediately. The ...

Scammers are impersonating security researchers to sell fake proof-of-concept ProxyNotShell exploits for newly discovered Microsoft Exchange zero-day vulnerabilities. Last week, Vietnamese ...

In an era where cloud-based solutions and artificial intelligence are the cornerstones of digital transformation, security vulnerabilities in these platforms can have far-reaching impacts. One such ...

AI attackers exploit Microsoft 365 misconfigurations at scale, with 13M phishing emails blocked in October 2025.

Windows Security does more than just basic virus protection. It guards against phishing, blocks ransomware, and prevents malicious apps from running. However, these features aren't easy to ...