Secure mobile telephony
US8555068B2 · kind B2 · utility
0Cited by
2References
90Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 5, 2007 |
| Grant date | Oct 8, 2013 |
| Priority date | — |
| Expiry date | Apr 3, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/80
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An system for and method of providing end-to-end encrypted real-time phone calls using a commodity mobile phone and without requiring service provider cooperation is presented. The system and method improve upon prior art techniques by omitting any requirement for mobile phones that are specially manufactured to include end-to-end encryption functionality.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.