System and method for SMS authentication
US7296156B2 · kind B2 · utility
14Cited by
13References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 2003 |
| Grant date | Nov 13, 2007 |
| Priority date | — |
| Expiry date | Dec 30, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W12/71
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The disclosed invention allows security of configuration SMS messages through the use of encryption computed with the International Mobile Equipment Identity (IMEI) as a key. Particularly, a text messaging system having the ability to send SMS messages to remotely managed wireless terminal equipment comprises means to generate an encrypted bit string based on the IMEI shared key and to signal use of the security mechanism in available Information Element fields of the TP-User Data of the SMS message. The receiving wireless terminal equipment is configured to process configuration SMS messages encrypted using the IMEI as a key.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.