A system and method for authorizing a user securing an elevator call in a building is provided. For example, the method includes receiving, at a mobile device (102), a secure authorization token that includes an expiration time, connecting the mobile device (102) to a backend system (104) using the secure authorization token from the mobile device (102), verifying, using the backend system (104), an authenticity of the secure authorization token from the mobile device (102) based on at least the expiration time, generating, at the backend system (104), a secure access token and a random number in response to the authenticity of the secure authorization token being verified, and receiving, at the mobile device (102), the secure access token and the random number for use making elevator call requests.


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    Title :

    ANONYMOUS AND EPHEMERAL TOKENS TO AUTHENTICATE ELEVATOR CALLS


    Additional title:

    ANONYME UND EPHEMERE TOKEN ZUR AUTHENTIFIZIERUNG AUF AUFZUGSAUFRUFEN
    JETONS ÉPHÉMÈRES ET ANONYMES POUR AUTHENTIFIER DES APPELS D'ASCENSEUR


    Contributors:

    Publication date :

    2020-06-17


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung



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