Hi Victor,
The SVP Admin Guide should have a procedure to help with this from what I remember.
You can access Hitachi Vantara Support https://support.hitachivantara.com KB articles and search for keywords like "SVP certificate".
Here are the results for that KB search:
https://knowledge.hitachivantara.com/Documents/Storage/VSP_G1X00_and_VSP_F1500/80-06-6x/System_Configuration/02_Setting_up_a_secure_(SSL)_connection
https://knowledge.hitachivantara.com/Documents/Storage/VSP_G130_GF350_GF370_GF700_GF900/88-03-2x/System_Management_with_SVP/SVP_Installation_and_Maintenance/11_Setting_up_SSL_encryption