Encryption scheme using multiple parties
US11018857B2 · kind B2 · utility
0Cited by
4References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 16, 2018 |
| Grant date | May 25, 2021 |
| Priority date | — |
| Expiry date | Aug 2, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/46
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The present invention discloses a method for computing a secret value including a first secret using a function including an operation, comprising: computing, by a host, a first encrypted value of the first secret with a first key; sending, by the host, the first encrypted value to a value holder and the first key to a key holder, wherein the value holder and the key holder are independently trusted by the host; computing, by the value holder, a computed encrypted value from the first encrypted value using the function; and computing, by the key holder, a computed key from the first key using the function.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.