BASE24
Introduction : ''For the number system, see Base 24. '''''BASE24''' is a series of applications produced by ACI Worldwide, Inc. that support payment systems used by large financial institutions.
BASE24-atm '''BASE24-atm''' is an EFT processing and switching system that provides ATM support and management including transaction routing and authorization, electronic data interchange, settlement, reporting,  network control, and stored-value card functionality.
BASE24-eps '''BASE24-eps''', formerly BASE24-es, is a payment engine that the financial payments industry uses. It is used to acquire, authenticate, route, switch, and authorize financial transactions across multiple channels. It is supported by mainframe computer platforms including z/OS, HP NonStop (Tandem), UNIX (IBM pSeries, Sun Sparc) and Linux (x86_64).
BASE24-infobase '''BASE24-infobase''' is used to collect ATM transactions, including EFT payments, and distribute operational data, such as automated software updates. It operates on HP NonStop and is able to receive data from a range of ATMs.
BASE24-pos '''BASE24-pos''' is a data integrity support application. It is supported by HP NonStop servers. It has a ''Stored Value Module'' component that provides online issuance and validation of stored-value card data. It also has an ''ACI Commerce Gateway'' component which serves as a firewall between internal servers and the Internet or other payment networks.
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