Patent · US Active

Systems and methods for content security

US11681781B2 · kind B2 · utility

1Cited by
5References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 21, 2018
Grant dateJun 20, 2023
Priority date
Expiry dateJan 2, 2041

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L2463/101
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

Systems and methods are for content security may comprise transmitting a request for authorization to access secured content. A content key for the secured content may be received and stored to a restricted region of a memory. A device security module may have access to the restricted region and may decrypt, based on satisfaction of a use condition and using the content key, the secured content. An encryption key associated with a secure media system authorized to access the secured content may be received. The device security module may encrypt, using the encryption key, the secured content and route the secured content to the secure media system.

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