Microsoft Defender Antivirus, formerly known as Windows Defender, is a built-in antivirus and antimalware service that comes with Windows 10, Windows 11 and some versions of Windows Server. In its ...

Recently, a handful of Windows 11 users have reported on Microsoft forums that they are repeatedly getting warnings that their PC’s security is off. It appears that a Windows 11 antivirus bug falsely ...

With the constant and evolving threat of malware, Windows Defender Antivirus employs a series of technologies to keep Windows Server protected. While malware incidents can disrupt the workplace when ...

Discover the best antivirus software for 2026. We tested top picks comparing malware protection, phishing tools, features, ...

Microsoft has resolved a bug that caused Windows Defender to crash after a recent security update, resulting in 0xc0000005 access violation errors on some affected systems. Microsoft Defender is a ...

If your computer has suddenly slowed down compared to before, keeps freezing, or shows unfamiliar processes in the Task Manager, you should not ignore these signs. They could indicate the presence of ...

Microsoft’s free built-in security software for Windows PCs, Defender Antivirus, provides excellent anti-malware protection for Windows PCs. However, it lacks some extras found in third-party products ...

Since its inception, Microsoft Defender Antivirus (FKA Windows Defender) was considered somewhat of a joke by power users. They would assert that it provided you with the protection of an umbrella in ...

Microsoft is testing a new Defender for Endpoint capability that will automatically isolate compromised endpoints to thwart attackers' attempts to move laterally across the network. This is now ...