Monitoring and controlling access to electronic content
US8681992B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 17, 2012 |
| Grant date | Mar 25, 2014 |
| Priority date | — |
| Expiry date | Dec 17, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/24
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Methods, systems and apparatuses for monitoring and controlling access to an electronic content are disclosed. One method includes creating, by an owner server, a group comprising generating a group public key PKG and a group secret key SKG. The method further includes adding, by the owner server, a member to the group, comprising generating a first share SKG1 from the group secret key SKG and a public key of a member, and a second share SKG2 from the group secret key SKG and a public key of a mediator, and providing, by the owner server, the first share SKG1 to a member server of the member and the second shares SKG2 to a mediator server of the mediator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.