Patent · US Expired

Process for group-based cryptographic code management between a first computer unit and group computer units

US6052787A · kind A · utility

16Cited by

5References

13Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Martin Euchner · Hersbruck, DE
Wolfgang Klasen · Ottobrunn, DE
Volker Kessler · Dresden, DE

Key dates

Filing date	Dec 2, 1998
Grant date	Apr 18, 2000
Priority date	—
Expiry date	Dec 2, 2018

Classification

Technology area (CPC H)Electricity
CPC primaryH04L9/0833
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

A group-based cryptographic code management method is proposed, in which a security policy which is used in a further communication is negotiated between group computer units and a first computer unit.

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