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Offline means the connection is not available.
PAN
Acronym for Primary Account Number and also referred to as account number. A unique
payment card number (typically for credit or debit cards) that identifies the issuer and the
particular cardholder account.
Password A string of characters that serve as an authenticator of the user.
Payment Processor
Sometimes referred to as Payment Gateway or Payment Service Provider (PSP). Entity
engaged by a merchant or other entity to handle payment card transactions on their
behalf. While payment processors typically provide acquiring services, payment processors
are not considered acquirers unless defined as such by a payment card brand.
PCI Acronym for Payment Card Industry.
PCI DSS Acronym for Payment Card Industry Data Security Standard.
PED Acronym for PIN Entry Device.
PIN
Acronym for Personal Identification Number. A secret numeric password known only to
the cardholder. The PIN is used by the cardholder to provide authentication prior to an
authorisation being attempted.
Real Time
The processing of instructions or data on an individual basis at the time they are received
rather than at a later time.
TID Terminal Identification is a unique number assigned to a terminal by Optomany.