Giesecke+devrient Mobile Security Gmbh

Giesecke & Devrient Gmbh

Martin Auer

Michael Baldischweiler

Claus Dietze

Torsten Leibner

A method for authorizing a transaction reading out a first code and a second code by means of a first mobile device. The second code contains information items for decrypting the first code. From the read-out codes a first signature confirming the transaction vis-&#xe0;-vis the system is generated, which is transmitted to the system. Subsequently, an authorization of the transaction is effected.

Transaction authorization method

A method is provided for displaying confidential information, such as a cash-card secret code and/or a credit-card secret code. If the information transmitted to a service facility matches the information deposited there, the confidential information is displayed on a display device arranged on a user's head.

Growing community of inventors

Pfeffenhausen, Germany

Martin Auer