Method and apparatus for using pseudonyms
US8571519B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | May 7, 2009 |
| Grant date | Oct 29, 2013 |
| Priority date | — |
| Expiry date | Jan 25, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W84/18
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An approach is provided for using pseudonyms to protect privacy and anonymity of communication messages. A pseudonym is extracted from a received message for comparison against a precomputed set of pseudonyms associated respectively with a plurality of communities of wireless nodes. The pseudonyms are valid only for a particular time period.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.