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.
Patent No.:
Date of Patent:
Apr. 10, 2018
Filed:
May. 23, 2016
Christian Carstens, Windhagen, DE;
Christoph Dautz, Bonn, DE;
Jochen Jansen, Bonn, DE;
Ramin Benz, Bonn, DE;
Alexandra Dmitrienko, Darmstadt, DE;
Stanislav Bulygin, Darmstadt, DE;
Marcus Lippert, Pfungstadt, DE;
Christian Carstens, Windhagen, DE;
Christoph Dautz, Bonn, DE;
Jochen Jansen, Bonn, DE;
Ramin Benz, Bonn, DE;
Alexandra Dmitrienko, Darmstadt, DE;
Stanislav Bulygin, Darmstadt, DE;
Marcus Lippert, Pfungstadt, DE;
Deutsche Post AG, Bonn, DE;
Abstract
Provided is a method for access control, performed by an access control apparatus, including obtaining access authorization information that is communicated to the access control apparatus having at least one access authorization parameter and first check information; using at least the communicated access authorization parameters, the communicated first check information and a second key from a key pair, which second key is stored in the access control apparatus, to perform a first check on whether the communicated first check information has been produced by performing cryptographic operations by means of access authorization parameters corresponding to the communicated access authorization parameters using at least one first key from the key pair, and deciding whether access can be granted, based on the first check delivers a positive result and it is established that at least one predefined set of the communicated access authorization parameters respectively provides access authorization.