Patent · US Expired

Method for carrying out an electronic transaction using several signatures

US7079654B1 · kind B1 · utility

6Cited by
3References
7Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJul 19, 2000
Grant dateJul 18, 2006
Priority date
Expiry dateSep 5, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L2209/56
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

Method for carrying out an electronic transaction using several signatures.In the present invention, entities (or actors) are spread over a communication network and share keys. A message is encapsulated inside several cryptograms, and intermediate entities progressively decapsulate the cryptograms that they receive.The invention is applicable to all electronic transactions, in particular to “electronic wallet” applications.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.