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A
Acceptor
Access point
Access right
Accounting Centre
Accounting transaction
Acknowledgement
Algorithm
Approval
Archiving
Assessment
Evaluation

Asymmetric algorithm
ATM card
ATM withdrawal
Attack
Audit trail
Authentication
Authorisation
Authorisation request
Automated clearing house (ACH)
Automated teller machine (ATM)
Availability
ATM card

Debit or credit card designed to make cash withdrawals from ATMs.