Self authentication ciphertext chaining
US7450717B1 · kind B1 · utility
9Cited by
7References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 7, 2000 |
| Grant date | Nov 11, 2008 |
| Priority date | — |
| Expiry date | Oct 13, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L9/50
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Existing key encryption approaches are extended by using overlapping portions of encrypted information. Another provision inserts one or more bits of data to ensure correct encryption/decryption. The inserted data can also be used for authentication.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.