USE OF HARDWARE-SUPPORTED SECURED ISOLATED AREA FOR PREVENTING PIRACY AND FRAUD IN ELECTRONIC DEVICES Russian patent published in 2021 - IPC G06F21/74 

FIELD: computer engineering.
SUBSTANCE: invention relates to computer engineering. The method for protecting an electronic device against piracy and fraud consists in storing the first part of an application in the computer memory of an electronic device; in storing the second part of the application in the secured isolated area of the computer memory of an electronic device, with the second part of the application comprising an encrypted part and a part with an open text; a secure encrypted communication channel with the server is installed using an open text part; and data is transmitted to the server using a secure encrypted communication channel; the decryption key from the server via a secure encrypted communication channel is received; the encrypted part using the decryption key is decrypted; and the first part of the application from the computer memory of the electronic device and both of the open-text and encrypted part two of the application from the secured isolated area of computer memory as a reaction to decrypting the encrypted part is executed.
EFFECT: technical result consists in protecting the electronic device against piracy and fraud.

15 cl, 11 dwg