Microsoft's focus on spyware
Microsoft's spyware strategy

Microsoft's goal is to help users maintain their security and privacy in an environment that is free of unwanted software.

Windows Defender (Beta 2) product analysis

This white paper outlines the Windows Defender (Beta 2) definition criteria for its large library of threat files and settings. The software addresses both current forms of spyware and other unwanted software, and those that are under development.

See an illustration of how Windows Defender (Beta 2) analyzes software before the software runs on your computer, and how Microsoft's team of spyware analysts create updates from information that users provide.

Download Windows Defender (Beta 2)