Update Card Validation Number Transaction

When you submit the CVV2/CVC2/CID in a registerTokenRequest, the platform encrypts and stores the value on a temporary basis for later use in a tokenized Auth/Sale transaction submitted without the value. This is done to accommodate merchant systems/workflows where the security code is available at the time of token registration, but not at the time of the Auth/Sale. If for some reason you need to change the value of the security code supplied at the time of the token registration, use an updateCardValidationNumOntoken transaction.