Patent ID: 6098171
Filing Date: 2000-08-01
Classification: G06F

Abstract:
A computer system with enhanced security for an initialization process, comprising:a CPU for executing code, system BIOS executable on said CPU, and an input device in communication with said CPU;at least one code device having utility code capable of controlling the CPU after at least one POST initialization code instruction within the system BIOS has been executed;scan code within the system BIOS providing for the identification of the presence of the at least one code device;lock code within the system BIOS providing for the disablement of the input device, such that the input device does not transmit input signals to the CPU despite operator manipulation of the input device;control transfer code providing for execution by the CPU of the utility code on the at least one code device; andunlock code within the system BIOS providing for the enablement of the input device after the utility code on the at least one code device has been executed by the CPU.