Apparatus and method for processing non-polynomial operation on encrypted messages
US11799628B2 · kind B2 · utility
0Cited by
2References
11Claims
0Family size
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Key dates
| Filing date | Nov 13, 2019 |
| Grant date | Oct 24, 2023 |
| Priority date | — |
| Expiry date | Jun 15, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L9/3093
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Disclosed is a ciphertext calculation method. The ciphertext calculation method comprises the steps of: receiving a comparative calculation command for a plurality of ciphertexts of the same type; performing a calculation by reflecting the plurality of ciphertexts of the same type on a synthesis function corresponding to the comparative calculation command; and outputting the calculated ciphertexts of the same type.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.