APPARATUS FOR CREATING TRUSTED ENVIRONMENT FOR COMPUTERS OF INFORMATION COMPUTER SYSTEMS Russian patent published in 2015 - IPC G06F21/57 G06F12/14 

FIELD: information technology.

SUBSTANCE: apparatus for creating a trusted environment and protecting information from unauthorised access for computers of an information computer system comprises a flash memory chip based storage with an SPI interface, which is connected to the SPI bus of the computer motherboard chipset and contains in its write-protected area computer BIOS with additionally built-in instructions which facilitate interaction with a microcontroller and checking integrity of loaded software, and a controlled high-speed electronic switch installed on the SPI bus of the motherboard between the computer chipset and the storage, wherein the microcontroller is provided with an electronic switch control channel, which connects the control output of the input/output port of the microcontroller with the control input of the electronic switch, as well as an SPI interface controller, which enables to connect the microcontroller to the SPI bus and operation thereof in a mode of direct access to memory of the storage and in a mode of controlling instructions from the chipset to the storage via the SPI bus.

EFFECT: high efficiency of protecting a computer from unauthorised activity at all operation phases thereof.

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