Patent ID: 11947709
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G

Claim 7:
8. An operation method of an electronic device, the method comprising:
executing at least one operating system executed in a first region of a processor allowing an operation based on a first authority;
executing at least one application executed in a second region of the processor allowing an operation based on a second authority; and
in response to detection of access to at least one device resource by the at least one application, configuring authority of access to the at least one device resource by using an authority determination module executed in a third region of the processor allowing an operation based on a third authority,
storing an authority policy defining a device resource restricted from being accessed by the at least one application, in the third region allowing an operation based on the third authority, and
providing the authority policy through a secure region of the processor to a non-secure region of the processor allowing an operation based on the third authority, wherein the third region allowing an operation based on the third authority comprises a region in which at least one of a hypervisor which is a non-secure region, or a secure exception level, is executed.