Challenge
data class ChallengeParameters(val threeDSServerTransactionID: String, val acsTransactionID: String, val acsRefNumber: String, val acsSignedContent: String)
Challenge Parameters required to perform challenge process and retrieved inside the Authentication Response.
Parameters
three
The 3DS Server Transaction ID uniquely identifies a transaction within all messages (AReq/ARes, CReq/CRes, and RReq/RRes) that are exchanged during the authentication process and uniquely identify a single transaction.
acs
Transaction identifier assigned by the ACS. It is generated only if a challenge is requested.
acs
Unique identifier associated with the ACS assigned by EMVCo.
acs
Contains the JWS object created by the ACS for the ARes includes the ACS URL, ACS ephemeral public key, and SDK ephemeral public key.