Patent · US Expired

Method of providing digital signatures

US4309569A · kind A · utility

563Cited by
1References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 5, 1979
Grant dateJan 5, 1982
Priority date
Expiry dateSep 5, 1999

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L2209/30
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

The invention comprises a method of providing a digital signature for purposes of authentication of a message, which utilizes an authentication tree function of a one-way function of a secret number.

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