https://www.av-test.org/en/antivirus/home-windows/windows-7/march-2011/microsoft-security-essentials-2.0-110968/
Test Microsoft Security Essentials 2.0 for Windows 7 (110968) | AV-TEST
The current test Microsoft Security Essentials 2.0 for Windows 7 (110968) from March 2011 of AV-TEST, the leading international and independent service...
microsoft security essentialsfor windowstest