METHODS AND DEVICES FOR PROVING KNOWLEDGE OF A DATA ITEM BY A USER OF A BLOCKCHAIN

METHODS AND DEVICES FOR PROVING KNOWLEDGE OF A DATA ITEM BY A USER OF A BLOCKCHAIN

A method is described for proving knowledge of a first data item by a user registered to a blockchain, the first data item belonging to the user, the method being implemented by a trusted entity registered on the blockchain. The method includes obtaining the first data item outside the blockchain, g...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Bertin, Emmanuel, Hatin, Julien
Format: Patent
Sprache:eng
Schlagworte:
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Beschreibung
Zusammenfassung:A method is described for proving knowledge of a first data item by a user registered to a blockchain, the first data item belonging to the user, the method being implemented by a trusted entity registered on the blockchain. The method includes obtaining the first data item outside the blockchain, generating a second data item from the first data item, outside the blockchain, the second data item to the user, and publishing the second data item in the blockchain after the second data item has been published in the blockchain by a terminal of the user.