Portable Antivirus from Microsoft for Free

Microsoft provides free Portable Antivirus for windows users. Users can download it and keep it in pen drive or CD ROM as a portable antivirus with them. The Microsoft Safety Scanner is a free downloadable security tool that provides on-demand scanning and helps remove viruses, spyware, and other malicious software. It works with your existing antivirus software.This software expires 10 days after being downloaded. To rerun a scan with the latest anti-malware definitions, download and run the Microsoft Safety Scanner again. 

www.microsoft.com/security/scanner/en-in/default.aspx

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