Authentication method for the mobile terminal and a system thereof
US8571522B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 27, 2008 |
| Grant date | Oct 29, 2013 |
| Priority date | — |
| Expiry date | Jun 11, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W88/02
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method and a system for authenticating a mobile terminal, and the method comprises: the mobile terminal using a pre-set password P to decrypt a key A stored in a subscriber information file to obtain a key Ki which is used in authentication; in a process of authentication, the mobile terminal using the key Ki and a random number sent by a network side to generate encrypted authentication response data, and sending the encrypted authentication response data to the network side; and the network side verifying the encrypted authentication response data sent by the mobile terminal, and returning an authentication success acknowledgement to the mobile terminal after the verification succeeds; wherein the subscriber information file is stored in a local memory of the mobile terminal, or a mobile memory device connected with the mobile terminal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.