Method for verifying the validity of digital franking notes which has been put on a mail piece

摘要

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, characterized in that a verifying unit controls a sequence of examination components, with a first examination component comprising the reading-in of a matrix code contained in the digital franking mark, in that the verifying unit controls splitting of the content of the matrix code, in that the examination components are carried out as examination steps, in that the verifying unit can simultaneously execute a plurality of examination requests and also some of the examination steps in parallel therewith , in that franking marks produced by the examination steps without authorisation are ascertained , in that the result of the verification is transmitted as a digital message, and in that this results in a mail piece being discharged from the normal processing cycle for the mail piece.