Threshold encryption for broadcast content
US11343085B2 · kind B2 · utility
1Cited by
12References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 19, 2020 |
| Grant date | May 24, 2022 |
| Priority date | — |
| Expiry date | Sep 19, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/60
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An example operation may include one or more of splitting a session key into a plurality of partial shares, distributing the plurality partial shares to a plurality of content providers, respectively, where each content provider receives a different partial share of the session key, encrypting a stream of media content based on the session key, and transmitting the encrypted stream of digital content to a user device which has one or more partial shares among the plurality of partial shares.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.