Article ID: 150312 - View products that this article applies to.
This article was previously published under Q150312
We strongly recommend that all users upgrade to Microsoft Internet Information Services (IIS) version 7.0 running on Microsoft Windows Server 2008. IIS 7.0 significantly increases Web infrastructure security. For more information about IIS security-related topics, visit the following Microsoft Web site:
http://www.microsoft.com/technet/security/prodtech/IIS.mspxFor more information about IIS 7.0, visit the following Microsoft Web site:
ISAPI filters can be used with Internet Information Server to add features such as monitoring HTTP transactions or authentication. Filters can be loaded when the W3SVC service starts if they are added to a special key in the registry for IIS 1.0 through IIS 3.0, or in the metabase for IIS 4.0 and IIS 5.0.
WARNING: Using Registry Editor incorrectly can cause serious, system-wide problems that may require you to reinstall Windows NT to correct them. Microsoft cannot guarantee that any problems resulting from the use of Registry Editor can be solved. Use this tool at your own risk.
IIS 1.0 - IIS 3.0
To install an ISAPI filter for use with a Microsoft Internet Server, follow these steps:
To install an ISAPI filter for use with a Microsoft Internet Information Server version 4.0 or 5.0, follow these steps:
For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/327611/ )IIS 6.0: ISAPI filters for earlier versions of IIS may not load
Article ID: 150312 - Last Review: July 7, 2008 - Revision: 5.1
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