Method for verifying the validity of digital franking notes
First Claim
1. A method for verifying the authenticity of a digital franking mark which has been put on a mail piece, with cryptographical information contained in the franking mark being decrypted and used for verifying the authenticity of the franking mark, the method comprising the steps of:
- controlling a sequence of examination components with a verifying unit, and with a first examination component comprising the step of reading-in a matrix code contained in the digital franking mark, controlling a splitting of the content of the matrix code with the verifying unit, carrying out the examination components as examination steps, simultaneously executing a plurality of examination requests with the verifying unit and carrying out some of the examination steps in parallel therewith, ascertaining franking marks produced by the examination steps without authorization. transmitting the verification as a digital message, and discharging a mail piece from the normal processing cycle for the mail pieces as a result of the digital message.
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Abstract
The invention relates to a method for verifying the authenticity of a franking note placed on a postal article. According to the invention, cryptographic information contained in the franking note is decoded and used for verifying the authenticity of the franking note. The inventive method is characterized in that the reading unit graphically records the franking note and transmits it to a verification unit and in that the verification unit controls a sequence of partial tests.
79 Citations
16 Claims
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1. A method for verifying the authenticity of a digital franking mark which has been put on a mail piece, with cryptographical information contained in the franking mark being decrypted and used for verifying the authenticity of the franking mark, the method comprising the steps of:
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controlling a sequence of examination components with a verifying unit, and with a first examination component comprising the step of reading-in a matrix code contained in the digital franking mark, controlling a splitting of the content of the matrix code with the verifying unit, carrying out the examination components as examination steps, simultaneously executing a plurality of examination requests with the verifying unit and carrying out some of the examination steps in parallel therewith, ascertaining franking marks produced by the examination steps without authorization. transmitting the verification as a digital message, and discharging a mail piece from the normal processing cycle for the mail pieces as a result of the digital message. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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Specification