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PAN

See: Personal Account Number.

Payment Authorizing

Acknowledgement of a payment by PIN.

Payment Card

A card which can be used for paying goods and services without extended credit.

Payment Gateway

Network processing interface.

Payment Gateway Provider

A service provider that stores, processes, and/or transmits cardholder data for payment transactions.

Payment Service Provider (PSP)

Provides complex electronic payment services. He has the responsibility for the consumer and/or merchant contractual relationships, handles payment customer care, and is responsible for the profile management of his contractual relations. Thus, he carries out the authentication of the consumer and performs the online check of the accounts, handles the requests from merchants and/or consumers, checks the creditworthiness of the consumer, and initiates clearing.

Payment Solution

A special solution for the exchange of payment data between two or more parties (i.e. Wirecard and Merchant).

Perl

A general-purpose programming language originally developed for text manipulation. It is now used for a wide range of tasks including system administration, web development, network programming, GUI development, and more.

Personal Account Number (PAN)

A system-generated number of the end user (shopper) in the Wirecard system. It is used as reference in the CLICK2PAY registration process and therefore provides additional security feature for merchants.

Personal Identification Number (PIN)

A numeric value that is used in certain systems to gain access, and authenticate the user. A PIN is a type of password.

PIN

See: Personal Identification Number

Plug-in

A computer program that interacts with another program to provide a specific function. Examples are plug-ins to display specific graphic formats, to play multimedia files, to encrypt/decrypt email or to filter images in graphic programs.

Point of Sale Terminal (POS Terminal)

See also: Card-present Transaction.
An electronic device used by retail businesses to process card transactions. If the customer is present, they swipe or slide their card through the machine.

Portal

A website or service that offers a broad array of resources and services, such as eMail, forums, search engines, and online shopping malls. The first web portals were online services, such as AOL, that provided access to the Web, but by now most of the traditional search engines have transformed themselves into Web portals to attract and keep a larger audience.

POS Terminal

See: Poin of Sale Terminal

POST

POST stands for a HyperText Transfer Protocol (HTTP) request.

Presentment

See also: Re-presentment.
A clearing record that an acquirer presents to an issuer through interchange, either initially (a first presentment) or after a chargeback (a re-presentment).

Processing

The clearing of a transaction by a computer.

Processor

A computer service provider that processes credit card transactions and settles funds to merchants.

PSP

See: Payment Service Provider