Home > Publications
Home University of Twente
Prospective Students
Intranet (internal)

EEMCS EPrints Service

15429 Method of Key Management
Home Policy Brochure Browse Search User Area Contact Help

Zych, A.K. and Doumen, J.M. and Jonker, W. and Hartel, P.H. and Petkovic, M. (2008) Method of Key Management. Patent WO2008026184 (Assigned).

This is the latest version of this eprint.

Full text available as:


75 Kb
Open Access

Official URL:

Exported to Metis


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.

Item Type:Patent
Research Group:EWI-DIES: Distributed and Embedded Security, EWI-DB: Databases
Research Program:CTIT-ISTRICE: Integrated Security and Privacy in a Networked World
Research Project:Secure Meta Data: Secure Content Management In Ambient Environments
ID Code:15429
Deposited On:15 June 2009
More Information:statisticsmetis

Available Versions of this Item

Export this item as:

To correct this item please ask your editor

Repository Staff Only: edit this item