openssl x509 -in /etc/vmware-vpx/ssl/rui.crt -fingerprint -sha1 -noout
vic-machine-operating_system configure --target vcenter_server_address --user [email protected] --password "password" --id "vch_id" --thumbprint "new_certificate_thumbprint"
Note: You can obtain the VCH ID by running the previous command and replacing "configure" with "inspect".