paymentcryptographydata/aws.sdk.kotlin.services.paymentcryptographydata.model/MacAlgorithmDukpt/keySerialNumber

keySerialNumber

val keySerialNumber: String

The unique identifier known as Key Serial Number (KSN) that comes from an encrypting device using DUKPT encryption method. The KSN is derived from the encrypting device unique identifier and an internal transaction counter.