
Microsoft
Information
Microsoft was founded in 1975, with headquarters in Redmond, Washington.
Microsoft Security Essentials was introduced in 2009 as standalone malware protection for Windows XP, Vista and 7. It is integrated into Windows 8, 8.1 and 10 as Windows Defender and rebranded as Microsoft Defender Antivirus in 2020.
Microsoft joined AV-Comparatives’ Main Test Series in 2007.
Screenshots

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Real-World Protection Test February-May 2025
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Performance Test April 2025
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False Alarm Test March 2025
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Malware Protection Test March 2025
Latest Consumer Main-Tests on Microsoft Windows
* hover over the awards to see which product got awarded
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Malware Protection Test Enterprise March 2025 - Testresult
Part of Business Security Test March-April 2025 – Factsheet -
Real-World Protection Test Enterprise March-April 2025 - Testresult
Part of Business Security Test March-April 2025 – Factsheet -
Business Security Test March-April 2025 - Factsheet
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Performance Test November 2024
Part of Business Security Test 2024 (August – November)
Latest Enterprise Main-Tests on Microsoft Windows
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Microsoft's progress

Reports containing Microsoft

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