microsoft security essentials x64 freeware downloads

Microsoft Security Essentials Definition Updates x64

1.67.7.0 freeware download

What is Microsoft Security Essentials x64 You're too busy to spend a ... of time worrying about protecting your PC. With Microsoft Security Essentials Beta, you get high-quality protection against ...

Microsoft Standalone System Sweeper (x64 bit)

1.0.856.0 Beta freeware download

Microsoft Standalone System Sweeper Beta for Windows x64 is not a replacement for a full antivirus ... against viruses, spyware, and other malicious software, download Microsoft Security Essentials*. To get started, please make ...