Malware consists of viruses, spyware and other potentially unwanted software. Windows Defender is free and is included in Windows, always on and always working to protect your PC against malware. If you have Windows Vista or Windows 7, you may use Microsoft Security Essentials to help protect your personal or small business PC against malware.
Hackers and scammers sometimes use fake antimalware software to trick you into installing viruses or malware on your computer. Should you wish to explore alternatives to the already installed or available Microsoft antimalware software on your Windows PC, the reputable security companies listed below provide consumer security software that is compatible with Windows. Just click the company name to see the Windows-compatible product they offer. For business security software that is compatible with Windows, please contact your security vendor of choice.
The antivirus providers listed on this page might be unavailable for your version of Windows or in your country or region.
Article ID: 18900 - Last Review: 9 Sep 2016 - Revision: 13
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