Method and apparatus for secure and small credits for verifiable service provider metering
US7620606B2 · kind B2 · utility
35Cited by
2References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 6, 2004 |
| Grant date | Nov 17, 2009 |
| Priority date | — |
| Expiry date | Nov 20, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06Q40/02
- WIPO fieldIT methods for management
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for obtaining access to services of service providers. In one embodiment, the method comprises requesting a desired service through a foreign service provider. (101), generating a hash tree and generating a digital signature on a root value of the hash tree (102), sending the digital signature and the root value to the foreign service provider (103), providing one or more tokens to the foreign service provider with the next packet if the foreign service provider accepts the signature (105) and continuing to use the service while the foreign service provider accepts token (107).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.