4.31 Response_Source and Message_Source

This field is used to identify the source (originator) of the message. It indicates:

  • Who sent the 0110 response message to the terminal (Response_Source)

  • Who sent this (usually advice/reversal) message in the first place (Message_Source)

  • Who created the payment token (PaymentToken_creator)

Response_Source and Message_Source may be present in the Authorisation Advice and/or Authorisation Reversal messages.

4.31.1 Possible Values

Source

Description

UNKNOWN

Unknown or not applicable

ISSUER

Thredd Issuer Auth System (primary site)

ISSUER-ALT

Alternate Issuer System (Secondary site)

ACQUIRER

Acquirer

TERMINAL

Terminal

CARD

Chip Card

EHI

Issuer PM Host via EHI connection

ACQ-MC-X

Acquirer X-Code (Mastercard)

MC-X

Mastercard X-Code at acquirer MIPClosed Mastercard Interface Processor (MIP) The processing hardware and software system that interfaces with Mastercard's Global Payment System communications network.

MC-STIP

Mastercard Stand-In processingClosed The card network (Visa and Mastercard) may perform approve or decline a transaction authorisation request on behalf of the card issuer. Depending on your Thredd mode, Thredd may also provide STIP on your behalf, where your systems are unavailable.

VISA-STIP

Visa Stand-In processing

VISA-IARS

Visa International Automated Referral Service

MC-ICPS

Mastercard in-control processing service

MC-PREVAL

Mastercard pre-validation services

MC-BLOCK

Mastercard transaction blocking service

MC-RPCS

Mastercard Recurring Payment cancellation service

MC-MDES

Mastercard tokenisation system (MDES)

CARD-APP

Application running on cardholder’s card device (e.g. phone application)

VISA-T

Visa Tokenisation system (Visa Europe/International Token Service)

CARD-WAL

Wallet application running on cardholder’s card device (e.g. phone)

WALLET

Wallet Service Provider (generic) systems - not on cardholder device (e.g. WAL-AP or WAL-AN or WAL-SA)

WAL-AP

Apple Wallet Systems (Apple servers - not on cardholder device)

WAL-AN

Android Wallet Systems (Google servers - not on cardholder device)

WAL-SA

Samsung Wallet Systems (Samsung servers - not on cardholder device)

CRDHLR

Cardholder

MC

Mastercard

VISA

Visa