Patent · US Active

Policy-based trusted inspection of rights managed content

US9514317B2 · kind B2 · utility

30Cited by
2References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 19, 2013
Grant dateDec 6, 2016
Priority date
Expiry dateMar 2, 2034

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2221/2105
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

An embodiment includes a method executed by at least one processor comprising: initializing first and second secure enclaves each comprising a trusted software execution environment that prevents software executing outside the first and second secure enclaves from having access to software and data inside the first and second secure enclaves; the first secure enclave (a)(i) inspecting a policy, (a)(ii) authenticating the second secure enclave in response to inspecting the policy; and (a)(iii) communicating encrypted content to the second secure enclave in response to authenticating the second secure enclave; and the second secure enclave (b)(i) decrypting the encrypted content to produce decrypted content, and (b)(ii) inspecting the decrypted content. Other embodiments are described herein.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.