Device, system, and method for secure supervisor system calls
US10459722B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 24, 2015 |
| Grant date | Oct 29, 2019 |
| Priority date | — |
| Expiry date | Jul 18, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/126
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.