Device, system, and method for secure supervisor system calls
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United States of America Patent
Stats
-
Oct 29, 2019
Grant Date -
May 25, 2017
app pub date -
Nov 24, 2015
filing date -
Nov 24, 2015
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A device, system, and method processes a request for allocation of a resource of an electronic device utilizing a secure supervisor system call. The method includes receiving a call from a requesting application of the electronic device, the call indicating the request for allocation of the resource of the electronic device. The method includes determining whether the call is authorized to receive the resource of the electronic device. The determining includes determining whether the call includes a signature that is generated based upon a predetermined signature operation and determining whether the signature is valid based upon the predetermined signature operation when the call includes the signature. The method includes processing the request for the allocation of the resource when the call is determined to be authorized.
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