Glossary

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Acronyms

API - application programming interface

ERP - enterprise resource planning

GuWID - global unique Wirecard identifier

IIN - issuer identification number

ISO - International Organization for Standardization

JCB - Japan Credit Bureau

JSON - JavaScript Object Notation

MCC - merchant category code

MID - merchant identifier

mPOS - mobile point of sale

PAN - primary account number

POS - point of sale

PSP - payment service provider

REST - representational state transfer

SDK - software development kit

SN - serial number

TID - terminal identifier

URL - uniform resource locator

UUID - universally unique identifier

WD - Wirecard

WEP - Wirecard Enterprise Portal

Terminology

A

Acquirer bank - also known as a merchant bank; it enables retailers to accept various conventional and alternative payment methods

Alibaba Group - Chinese company specializing in e-commerce, retail, Internet and technology

Alipay - mobile and online payment platform established by Alibaba Group

B

Basic access authentication - method for providing username and password when making an HTTP request

C

Card association - also known as card brand; network of issuing banks and acquiring banks, e.g. Visa, Mastercard, American Express and JCB

Consumer - person who purchases goods and/or services from a merchant

Credentials - username and password

I

Issuing bank - bank that offers card association branded cards to consumers

M

Merchant - legal entity which has an contract with acquirer bank

P

Payment - see payment transaction

Payment transaction - monetary transaction with specific amount, payment method and type

Q

Query - non-monetary transaction used to check the status of a particular transaction

S

Sale - central Wirecard ePOS object which contains amount to pay, sale items, sale metadata and at least one payment transaction

Sale-Purchase - Wirecard ePOS object which is created when consumer purchases goods and/or services.

Sale-Return - Wirecard ePOS object which is created when consumer returns purchased goods back to merchant.

T

Terminal - device used for card acceptance

Transaction - smallest (atomic) process of money transfer

Transaction type - in Wirecard ePOS context can be purchase, reversal, refund, auto-resolve

U

User account - representation of cashier in Wirecard ePOS system

W

WeChat - market-leading platform for connecting people, services, and businesses in China and around the world

Wirecard Enterprise Portal - web-based administration and reporting application for Wirecard customers