Method and Apparatus for Transmission of Visually Encoded Data
AssigneeGiesecke & Devrient GmbH
InventorVui Huang TEA
Life of this patent
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Abstract
A method for secured data transmission of visually encoded data from a mobile end device to a processing unit includes supplying on a security element of the end device a datum to be transmitted. The datum is encrypted in session-specific fashion through the security element. From the encrypted datum visually encoded image data are generated in the form of a bar code or a sequence of bar codes. The visually encoded image data are displayed through the end device.
Claims16
1-15. (canceled)
A method for secured data transmission of visually encoded data from a mobile device to a processing unit, comprising the steps of:
- supplying a datum on a security element of the device;
- encrypting the datum in session-specific fashion through the security element;
- generating visually encoded image data, preferably in the form of at least one bar code, from the encrypted datum;
- displaying the visually encoded image data through the device.
A security element suitable for temporary or permanent integration into a mobile device, comprising a supplying unit, which is adapted to supply a datum, and an encryption unit, which is adapted to encrypt a datum in session-specific fashion.
Dependencies are inferred from the claim text.