The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 13, 2012

Filed:

Nov. 30, 2004
Applicant:

Yuecel Karabulut, Dortmund, DE;

Inventor:

Yuecel Karabulut, Dortmund, DE;

Assignee:

SAP Aktiengesellschaft, Walldorf, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method and system to delegate an authority to access collaborative resources are provided. The system enables a participant to re-delegate the authority to another participant by an authorization certificate. A chain of the authorization certificate is established along with the re-delegation of the authority from one participant to another. The participant requesting access to the collaborative resources is requested to provide the owner with the chain of authorization certificate for verification. Therefore, the re-delegation process may be performed without the need to notify the owner and yet without comprising the security of the collaborative resources. In addition, the system provides for restricting the participant from accessing the collaborative resources. Consequently, though the participant may not have access to the collaborative resources, he is still able to re-delegate the authority to another participant.


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