Install Intermediate Certificates for EV Code Signing and Document Signing

To avoid trust issues with digital signatures, SSL.com recommends that customers with EV Code Signing and Business Identity (document signing) certificates install a complete chain of trust with all required intermediate and root certificates in their computer’s certificate store. This how-to provides instructions for downloading and installing these files on Windows and macOS.

Step 1: Download Certificate Bundle

Begin by downloading and unzipping the correct bundle for your certificate type:

• Business Identity (RSA): SSL_COM_DS_BUNDLE.chained.crt
• EV Code Signing (RSA): SSL_COM_EV_CS_BUNDLE.chained.crt

Step 2: Install Certificate Bundle

Windows

1. Double-click the certificate bundle you downloaded and unzipped in the previous step.
   
2. If a security warning dialog box appears, click the Open button to dismiss it.
   
3. Click the Install Certificate button.
   
4. Make sure Current User is selected, then click the Next button.
   
5. Make sure Automatically select the certificate store based on the certificate type is selected, then click the Next button.
   
6. Click the Finish button.
   
7. Click the OK button to close the dialog box.
   
8. Click the OK button to close the Certificate window.
   

macOS

1. Double-click the certificate bundle you downloaded and unzipped in the previous step.
   
2. A dialog box will appear. Make sure the login keychain is selected and click the Add button.
   
3. Keychain Access will open. You can check that the correct intermediate certificate was installed by selecting Certificates in the left-hand Category, then typing “ssl.com client” (for document signing) or “ssl.com ev code” (for EV code signing) in the search field. The newly-installed intermediate should be visible in the search results.
   4. Quit Keychain Access by selecting Keychain Access > Quit Keychain Access from the menu.