Use this callable service to combine 2 single length CCA internal key tokens into 1 double-length CCA key token containing a CVVKEY-A key type for use with the VISA CVV Service Generate or VISA CVV Service Verify callable services. This combined double-length key satisfies current VISA requirements and eases translation between TR-31 and CCA formats for CVV keys.

The callable service name for AMODE(64) is CSNECKC.