Ransomware attackers targeting a Fortune 100 company in the finance sector used a new malware strain, dubbed PDFSider, to deliver malicious payloads on Windows systems. The attackers employed social ...

Secure Boot protects your PC against bootkit malware. The Windows update refreshes expiring Secure Boot certificates. To install, head to Settings and select Windows Update. I typically advise Windows ...

A new campaign creates a fake BSOD to install malware. The campaign tricks users into installing a remote access trojan. If executed, the RAT can remotely access the ...

It does not crash systems or raise alarms. It blends into everyday Windows activity and works quietly in the background. By the time it is noticed, control may already be lost. Security teams are ...

Now that Windows 10 is no longer supported, it's become a more attractive target for hackers. That doesn't mean you need to upgrade right away—here's how to stay protected. When the IBM PC was new, I ...

Microsoft has issued guidance to uninstall KB5074109 security update or switch to webmail after the patch caused Outlook ...

Windows 11 includes multiple built-in security layers designed to protect your system from modern cyber threats. One such feature is Exploit Protection, ...

Struggling with DLL missing errors in Windows 11 after an update? Discover proven, step-by-step fixes to restore your system ...

This is Part 2 of our two-part technical analysis on the Gopher Strike and Sheet Attack campaigns. For details on the Gopher Strike campaign, go to Part 1.IntroductionIn September 2025, Zscaler ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...

Our team tests, rates, and reviews more than 1,500 products each year to help you make better buying decisions and get more from technology. With a Mac-first attitude and an appealing interface, ...