To enhance safety when accessing an automobile by communication from a terminal device such as a smartphone.SOLUTION: A terminal device includes: an immobilizer identification information acquisition unit that acquires immobilizer identification information from a recording medium provided in an automobile immobilizer; an immobilizer identification information storage unit that stores the immobilizer identification information; an individual automobile information storage unit that stores individual automobile information; a key generation unit that generates an authentication key using the immobilizer identification information and the individual automobile information; an authentication unit that performs authentication processing with the automobile using the authentication key; and an immobilizer identification information deleting unit that deletes the immobilizer identification information from the immobilizer identification information storage unit at a predetermined timing after the authentication key is generated.SELECTED DRAWING: Figure 3

    【課題】自動車に対してスマートフォン等の端末装置から通信によりアクセスする際の安全性を向上させることを図る。【解決手段】端末装置は、自動車のイモビライザに備わる記録媒体からイモビライザ識別情報を取得するイモビライザ識別情報取得部と、イモビライザ識別情報を記憶するイモビライザ識別情報記憶部と、自動車個別情報を記憶する自動車個別情報記憶部と、イモビライザ識別情報と自動車個別情報とを使用して認証鍵を生成する鍵生成部と、認証鍵を使用して自動車との間で認証処理を行う認証部と、認証鍵の生成後の所定のタイミングでイモビライザ識別情報記憶部からイモビライザ識別情報を消去させるイモビライザ識別情報消去部と、を備える。【選択図】図3


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    Title :

    TERMINAL DEVICE, AUTOMOBILE, AUTHENTICATION METHOD FOR AUTOMOBILE REMOTE CONTROL TERMINAL, AND COMPUTER PROGRAM


    Additional title:

    端末装置、自動車、自動車の遠隔操作端末の認証方法及びコンピュータプログラム


    Contributors:

    Publication date :

    2019-10-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION , Übertragung digitaler Information, z.B. Telegrafieverkehr / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung / G09C Ver- oder Entschlüsselungsgeräte für Geheimschrift oder andere Zwecke, bei denen Geheimhaltung erforderlich ist , CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY



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