Check a certificate installed on your server for a matching private key

The ¶ºÒõ¹Ý Certificate Utility® for Windows has a feature that lets you find out if an SSL Certificate installed on your Windows server has a matching private key. You can also use this instruction to discover if the certificate is revoked.

¶ºÒõ¹Ý Utility: Check an SSL Certificate for a Matching Private Key

  1. On the Windows server where your SSL Certificate is located, download and save the ¶ºÒõ¹Ý® Certificate Utility for Windows executable (¶ºÒõ¹ÝUtil.exe).

  2. Run the ¶ºÒõ¹Ý? Certificate Utility for Windows (double-click ¶ºÒõ¹ÝUtil).

  3. In the ¶ºÒõ¹Ý Certificate Utility for Windows©, click SSL (gold lock), select the SSL Certificate that you want to check, and then click Test Key.

    ¶ºÒõ¹Ý Utility Test Private Key

  4. In the Private Key Test window, you should see a green checkmark next to The private key was successfully tested.

    This verifies that the certificate has a matching and valid private key.

    Valid Private Key check successful

  5. Certificate Revoke Note:

    In the Private Key Test window, you should see a green checkmark next to Revocation check for certificate chain was successful.

    This verifies that the certificate's serial number is not listed on a revocation list.

Troubleshooting

Reissue Certificate

If you run into any errors when checking for a matching private key, you probably need to reissue your certificate. See .

Contact Us

If you continue to have any errors, please contact support (support@digicert.com) using the contact details from within the ¶ºÒõ¹Ý Certificate Utility.