NCR Corporation
Basic input/output system (BIOS) and unified extensible firmware interface (UEFI) one-time boot

Abstract:

A Basic Input/Output System (BIOS)/Unified Extensible Firmware Interface (UEFI) on a Self-Service Terminal (SST) loads ATM resources into volatile memory of the SST during a boot of the SST in a predefined order. Each time, during an SST boot, where the order is attempting to be changed; a credential is required to change the predefined order and the credential has to be authenticated before the predefined order is changed during the SST boot.