Patent · US Expired

Digital signature

US7096365B1 · kind B1 · utility

14Cited by
13References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 27, 2000
Grant dateAug 22, 2006
Priority date
Expiry dateJan 27, 2020

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2221/2153
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

The invention relates to the generation of digital signatures by the use of which the legally binding nature of a digital signature is enhanced. For this, an expanded digital signature is created which, in addition to the hash, contains other information, in particular information identifying the hardware and software environment used in generating the signature.

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