If you are using Firefox on a Windows machine:
  1. Right click the Intermediate Certificate and select Save Link As
  2. Right click on the saved file, verisign_cert.cer, and select Install Certificate
  3. Click Open
  4. Click Next through the wizard to select the default options
  5. Click Finish to end the wizard
If you are using Internet Explorer on a Windows machine:
  1. Right click the Intermediate Certificate and select Save Link As
  2. Click Open
  3. Click Next through the wizard to select the default options
  4. Click Finish to end the wizard
If you are using a Mac with OS X:
  1. Right click the Intermediate Certificate and select Save Link As
  2. In a Finder window go to Applications, Utilities
  3. Open Keychain Access
  4. Select the System Keychain (or the Login keychain if prefer to install it for your login only)
  5. Drag and drop the downloaded file, verisign_cert.cer into the Keychain
  6. Enter the Administrator password if prompted