Method of Key Management

A. Zych (Inventor), J.M. Doumen (Inventor), Willem Jonker (Inventor), Pieter H. Hartel (Inventor), M. Petkovic (Inventor)

Research output: Patent

12 Downloads (Pure)

Abstract

The invention relates to a method of key management for group-based controlled access to encrypted data, in which a decryption key for the encrypted data can be obtained by a party if the party is a member of at least one group which is authorized to access the data, the groups being organized in a hierarchical tree in which each non-leaf node represents a group and each leaf node represents a member of all groups represented by nodes hierarchically superior to the leaf node in question.
Original languageEnglish
Patent numberWO2008026184
Priority date6/03/08
Publication statusPublished - 6 Mar 2008

Keywords

  • SCS-Cybersecurity

Fingerprint

Dive into the research topics of 'Method of Key Management'. Together they form a unique fingerprint.

Cite this