When you opened Windows Security, you found that Quick Scan and Full Scan were no longer available. Looking at that screen, ...

Microsoft claims that Windows 11's built-in security tool is enough for most PC users, but that's only the case if the tool works. An issue affecting some PCs prevents security scans from being ...

Microsoft this week announced that its Microsoft Defender Vulnerability Management solution can now scan Windows devices that are lacking certain agent support. This capability, called "authenticated ...

Microsoft has resolved a known issue that causes incorrect alerts warning that Defender Antivirus was turned off after installing recent updates. In a Windows release health dashboard update on ...

Windows Security and its Defender antivirus component carries out quick scans and full scans of the files on your computer at regular, scheduled intervals. However, if the computer is switched off at ...

Best Antivirus Software Best Antivirus for Windows 11 PCs in 2026 Ranked Every Windows 11 PC comes with an antivirus already enabled. In fact, Microsoft Defender now scores well in independent lab ...

Windows 11 and macOS include solid built-in malware protection. Here's what Defender and XProtect cover, what paid suites add ...

Microsoft announced on Thursday that it has added agentless malware scanning for servers hosting virtual machines. The new agentless malware scanning capability is available to organizations that have ...

Types of computer viruses explained: virus, worm, trojan, ransomware and spyware, with the signs of each and how to scan and ...

Apple's Mac lineup is praised globally for its quality and performance. The laptops are increasingly efficient with Apple's own silicon. You can even improve your MacBook's battery life by changing a ...

Update: Added statement from Microsoft to the end of this article. A security researcher has released a new Microsoft Defender zero-day exploit named "RoguePlanet" just hours after Microsoft fixed two ...