Select Application ISO 7816-4

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  • 4. November 2017 at 6:29
    hi
    I have a DESFIRE EV1 card(NOT BLANK) when I want to select application(ISO 7816 mentioned in DESFIRE 7816 manual ) I get "6A 82" response
    I use this APDU for selecting application by it's 3-byte identifier .
    -> 00 A4 04 00 03 XX XX XX
    <- 6a 82
    I can select this application by wrapped APDU of native DESfire commands .

    ---
    there is an another issue , i have problem with EXTERNAL AUTHENTICATION , i should define algorithm id byte, i want to select "3DES diversify"
    how can I do that?
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    Re: Select Application ISO 7816-4

    6. November 2017 at 10:29
    Hi Ali,

    If you use P1 = 04, you select a directory by DF name. This option must be supported while creating the application. If your application does not support DF name, it will fail.

    Why do you want to use IS=7814-4 command if you can do everything with native commands?

    The TapLinx team

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