MOBILE COMMUNICATION DEVICE AND METHOD FOR OPERATION THEREOF Russian patent published in 2018 - IPC G06F9/455 

FIELD: electrical communication engineering.

SUBSTANCE: invention relates to mobile communication devices. Disclosed is a mobile communication device comprising a first trusted platform module; a second trusted platform module; a processor and a storage medium containing instructions that cause the processor to establish a root of trust for a first persona and a second persona, comprising a first operating system and a first trusted execution environment; to establish a root of trust for a second persona comprising a second operating system and a second trusted execution environment, wherein the root of trust for the first persona is separate from the root of trust for the second persona; storing measurements that define the root of trust for the first persona in the first trusted platform module; storing measurements that define the root of trust for the second persona in the second trusted platform module and loading the first persona and the second persona using roots of trust for the first and second personas, wherein the first persona obtains access to the components of the mobile communication device in accordance with the root of trust for the first persona, and the second persona obtains access to the components of the mobile communication device in accordance with the root of trust for the second persona.

EFFECT: technical result is the separation of certain data from other applications and / or operations of the mobile communication device and maintaining their security at a higher level than the security of said other applications and / or operations.

20 cl, 9 dwg