Keeper WebPro personal certificate import in Mozilla Firefox
1 Open Certificate Manager - "Options" - "Privacy&Security" - "Certificates", click "View Certificate".
2 In the "Certificate Manager" tab choose "your certificates" and click "Import ...".
3 In the new window, please select the location of the certificate file, file type: PKSC12 and click "Open.
4 Set a password to encrypt backup copy of the certificate (the one you specified when exporting it) and click "OK".
5 In the new window that appears automatically, enter the master password to use client certificate (in accordance with our recommendations, master password must be set up in advance).
Successfully restored up your securtity certificate and private key