Troubleshooting: Error: “The certificate is invalid for Exchange Server usage”

In Windows Exchange systems you may receive the following error message after the installation of a digital certificate. “The certificate is invalid for exchange server usage”   This warning message occurs due to the following: The SSL certificate cannot be verified to a trusted certificate authority. The SSL certificate that was installed is missing its intermediate CA certificate that helps chain the trust to the root certificate on that system. Resolution: You will have to manually install the correct intermediate CA certificate that goes with your SSL certificate product. Contact your Certificate Authority (CA) for this supplementary certificate. Note: If you purchased your Standard SSL Certificate product from the following CA’s Symantec, GeoTrust, Thawte or RapidSSL you can find the links directly to […]

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Troubleshooting: At least one other site is using Https binding and the binding is configured with a different certificate.

In Windows Internet Information Services (IIS) you may receive the following error when assigning a certificate to a site binding. “At least one other site is using the same HTTPS binding and the binding is configured with a different certificate. are you sure that you want to reuse this HTTPS binding and reassign the other site or sites to use the new certificate?” This warning message occurs due to the following: Only one certificate can be used for a given IP address and port combination. Multiple websites on the server are using the same IP and port regardless of using multiple certificates. Resolution: In this situation the resolutions can be the following.. Assign each site a different public IP address in the […]

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