Patent · US Expired

Method and system for changing security information in a computer network

US7961884B2 · kind B2 · utility

16Cited by
73References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 13, 2002
Grant dateJun 14, 2011
Priority date
Expiry dateJun 27, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F2221/2137
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A method of, and system for, changing encryption information in a computer network is provided. The method includes providing at least first cryptographic information and second cryptographic information. A first validity period is provided for the first cryptographic information and a second validity period is provided for the second cryptographic information wherein the first and second validity periods overlap.

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