Anchor key generation method, device, and system
US11012855B2 · kind B2 · utility
3Cited by
3References
21Claims
0Family size
Assignee
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Key dates
| Filing date | Apr 18, 2019 |
| Grant date | May 18, 2021 |
| Priority date | — |
| Expiry date | Apr 18, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W88/023
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An anchor key generation method, device, and system, where the method includes generating, by a user equipment, an intermediate key based on a cipher key (CK), an integrity key (IK), and indication information regarding an operator; generating, by the user equipment, an anchor key based on the intermediate key; generating, by the user equipment, a key (Kamf) based on the anchor key; and deriving, by the user equipment, a 3rd Generation Partnership Project (3GPP) key based on the Kamf.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.