This article contains a list of antivirus software vendors.

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Antivirus software is software that is specifically designed to detect and prevent viruses. We recommend that you use antivirus software on your computer. This article contains a list of independent antivirus software vendors.

For additional antivirus resources and lists of antivirus products that are designed to work with various Microsoft products, visit the following Microsoft Web site:

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AhnLab, Inc.

•	V3
•	ACS

For more information about V3 and ACS, visit the following AhnLab, Inc. Web site:

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Aladdin Knowledge Systems

•

eSafe

For more information about eSafe, visit the following Aladdin Knowledge Systems Web site:

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ALWIL Software

•

avast!

For more information about avast!, visit the following ALWIL Software Web site:

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Authentium, Inc.

•	Command Antivirus(tm) for Windows

For more information about Command Antivirus(tm) for Windows, visit the following Authentium, Inc. Web site:

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Avira

•	Avira AntiVir

For more information about Avira AntiVir, visit the following Avira Web site:

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Computer Associates International, Inc.

•	eTrust Antivirus

For more information about eTrust Antivirus, visit the following Computer Associates International, Inc. Web site:

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Doctor Web, Ltd.

•

Dr. Web

For more information about Dr. Web, visit the following Web site:

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Eset

•

NOD32

For more information about NOD32, visit the following Eset Web site:

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FRISK Software International

•	F-Prot Antivirus

For more information about F-Prot Antivirus, visit the following FRISK Software International Web site:

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F-Secure Corp.

•	F-Secure Anti-Virus

For more information about F-Secure Anti-Virus, visit the following F-Secure Corp. Web site:

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GFI Software Ltd

•	GFI MailSecurity for Microsoft Exchange/SMTP
•	GFI WebMonitor for ISA Server

For more information, visit the following GFI Software Ltd Web site:

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Grisoft

•	AVG Anti-Virus

For more information about AVG Anti-Virus, visit the following Grisoft Web site:

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HAURI Inc.

•	ViRobot Expert

For more information about ViRobot Expert, visit the following HAURI Inc. Web site:

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Kaspersky Lab

•	Kaspersky Anti-Virus

For more information about Kaspersky Anti-Virus, visit the following Kaspersky Labs Web site:

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McAfee, Inc.

For more information, visit the following McAfee, Inc. Web site:

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Microsoft Corporation

•	Windows Live OneCare

For more information about Windows Live OneCare, visit the following Windows Live OneCare Web site:

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MicroWorld Technologies, Inc.

•

eScan

For more information about eScan, visit the following MicroWorld Technologies, Inc. Web site:

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Norman

•	Norman Virus Control (NVC)

For more information about NVC, visit the following Norman Web site:

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Panda Software

•	Panda Titanium Antivirus

For more information about Panda Titanium Antivirus, visit the following Panda Software Web site:

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Proland Software

•	Protector Plus

For more information about Protector Plus, visit the following Proland Software Web site:

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Sophos

•	Sophos Anti-Virus

For more information about Sophos Anti-Virus, visit the following Sophos Web site:

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Sybari Software, Inc.

•

Antigen

For more information about Antigen, visit the following Sybari Software, Inc. Web site:

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Symantec

For more information, visit the following Symantec Web site:

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Trend Micro, Inc.

•	PC-cillin 2003

For more information about PC-cillin 2003, visit the following Trend Micro, Inc. Web site: Microsoft provides third-party contact information to help you find technical support. This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information.

For more information about how to prevent and recover from viruses and worms, click the following article number to view the article in the Microsoft Knowledge Base:
The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, regarding the performance or reliability of these products.

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