Ciphering as a part of the multicast concept
US8549287B2 · kind B2 · utility
8Cited by
26References
55Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 2002 |
| Grant date | Oct 1, 2013 |
| Priority date | — |
| Expiry date | Apr 4, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2463/061
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The invention proposes a method for transmitting a message to a plurality of user entities in a network by using a multicast service, comprising the steps of encrypting a multicast message by using ciphering, and sending the encrypted multicast message to the plurality of user entities simultaneously. The invention also proposes a corresponding multicast service control device and a corresponding user entity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.