Secure execution of encrypted program instructions
US9639671B2 · kind B2 · utility
4Cited by
5References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 27, 2014 |
| Grant date | May 2, 2017 |
| Priority date | — |
| Expiry date | Jun 1, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F21/12
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Provided are facilities for secure execution of an encrypted executable comprising an encrypted instruction. The secure execution includes obtaining the encrypted instruction, decrypting the encrypted instruction using a decryption key being maintained in a secure location within a processor, and storing the decrypted instruction to a secure storage for execution, where the decryption key remains in the secure location during the decrypting and the storing to facilitate maintaining security of the decryption key.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.