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Award winning antivirus, internet firewall and computer security software by ZoneAlarm, including virus scan and anti-spyware protection for Windows Vista and XP.

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HouseCall is a free virus scanner offered by Trend Micro, which checks whether a computer has been infected by viruses, spyware, or other malware. HouseCall performs additional security checks to identify and fix vulnerabilities to prevent reinfectio...

Providers of the most downloaded anti-virus and free spyware removal software, Ad-Aware. Additional award-winning security products for both home and business include firewall, registry cleaner and data encryptor.

PC Tools PC software is highly trusted, award-winning security & utility software for Windows, including Spyware Doctor, Spyware Doctor with AntiVirus, Internet Security and Registry Mechanic. PC Tools products protect the privacy and security of...

Real PC Spy software is a home and office PC monitoring software. It secretly records all keystrokes (keylogger), internet chats, emails, web sites, applications, MySpace & Facebook activities and more. Real PC Spy software sends log reports via ...

Get product information, support, and news from Microsoft.

Protect your PC from virus, spam, spyware, adware. McAfee provides the latest computer protection, spyware removal and internet security software for your home or home office.