Learn how to open and configure Windows Defender settings in Windows 11 to protect your PC from viruses and online threats.

Expanded ITDR features. including the new Microsoft Defender for Identity agent, help customers modernize their identity defense.

Microsoft plans to remove Defender Application Guard from Office by December 2027, starting with the February 2026 release of ...

Microsoft this month unveiled a preview of server protection aimed at small and mid-sized businesses, bundling the added security with Microsoft Defender for Business. Do you run a small business with ...

Learn more about the top generative AI threats and how companies can enhance their security posture in today’s unpredictable ...

Microsoft announced today the availability of Azure DDoS IP Protection in public preview, a new and fully managed DDoS Protection pay-per-protected IP model tailored to small and midsize businesses ...

Microsoft Defender Application Guard’s Hyper-V malicious detection is being abandoned in favor of a faster rules-based design ...

Microsoft on Thursday announced the gradual end of its Windows Information Protection (WIP) service, which is designed to keep users of Microsoft 365 apps from inadvertently disclosing organizational ...

If you have installed a third-party antivirus tool and it is buggy or infected, it can interfere with Microsoft Defender Antivirus settings, including Tamper Protection. That could be the reason that ...