Windows Defender is a high-performing antivirus program that outperforms industry standards. AV-Test's Windows antivirus list reports Windows Defender's strong performance in protection.

Tech expert Kurt “CyberGuy" Knutsson says a tech support scam used a fake Windows Defender pop-up, tricking the victim to ...

As internet threats have evolved, Windows has consistently provided tools to help users stay safe online. One of the earliest ...

Microsoft has confirmed a critical vulnerability in Windows Defender that could leak file content data but advised users to do nothing—here’s why.

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As Windows 10 market share rises, a new warning reveals the security dangers ahead—here's what Microsoft users need to know.

"Improper authorization of an index that contains sensitive information from a Global Files search in Windows Defender allows an authorized attacker to disclose information over a network," the ...

Microsoft Defender, which is built into Windows, can do this too. (Microsoft changed the name from Windows Defender several years ago, but it’s the same program.) Some antivirus suites also run ...

Windows Security will send notifications with critical information about the health and security of your device. You can specify which informational notifications you want. By default, you will be ...

Microsoft published a new Defender update when it released its October 2024 Patch Tuesday (it did not release any in November.) This update package is necessary as a Windows installation image may ...

Here’s what she described: "I received a pop-up that froze my computer and read, ‘Access to this system is blocked for security reasons’ from Windows Defender Security Center. It came with ...