Microsoft's Windows Defender ATP service, which provides pre- and post-breach detection and investigation, is finally generally available for Windows 7 and 8.1.

For Windows Defender Antivirus Service scroll down to WinDefend If either is missing in your Registry, you need to repair Windows using installation media . This should help!

Microsoft is partnering with other security vendors to integrate their macOS, Linux, iOS, and Android security wares with its Windows Defender Advanced Threat Protection (ATP) service. On Nov. 8 ...