Knowledgebase: SSL Technical FAQs
Disable Client Auth on IIS 5.x and 6.x

Disable Client Auth on IIS 5.x and 6.x

If Client Authentication is enabled on IIS 5.x and 6.x, you will see the below message when try to access the site:

Please follow the below procedure to disable the Client Authentication on IIS 5.x and 6.x:

    1. Open up the IIS console.
    2. Right-click on the website that you are using the certificate on and left-click Properties.
    3. Click on the Directory Security Tab.
    4. Under theSecure Communications section, click on the Edit button.
    5. Select Do not require
        Note: Some versions may say Ignore Client Certificates.
    6. Uncheck Enable client certificate mapping.
    7. Click on Ok to save changes.

Below is a screenshot of Client Authentication fully disabled.

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