Einrichtung und Verfahren zur Authentifizierung der Absendung und des Inhalts eines Dokuments

摘要

Apparatus and method for providing a sender with authentication of the fact that certain information has been transmitted via a dispatcher to an address of a recipient is disclosed. The method includes the steps of: a) providing a set A comprising a plurality of information elements a1,...,an, the information element a1 having information content the substance of which is equivalent to that of the transmitted information, and the one or more information elements a2,...,an having dispatch information, where at least one of the information elements is provided in a reliable manner and b) associating at least a subset of the dispatch information elements a2,...,an with the information element a1, such that the associated information is secured against fraudulent actions attempted at least by the interested party, in a manner that such actions are at least detectable. The apparatus implements the operations of the method.