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  5. Decrypt Aes Ecb

    DECRYPT AES ECB

    Available with firmware version 2.3.1 or later.

    Decrypt data in ECB mode.

    Description

    Decrypt data in ECB mode.

    Shell Example

    Decrypt data using key 0x0064:

    yubihsm> decrypt aesecb 0 0x0064 SG0OU4CT2pH2dnd967KyTQSIdJILAhWsmhdFIkHAZMQ=
c5cffa1c2333fd824a86951cf602bca1=

    Protocol Details

    Command

    Tc = 0x6f

    Lc = 2 + LE

    Vc = I || E

    I := Object ID of the symmetric Key (2 bytes)

    D := Decryption data (multiple of 16 bytes)

    Response

    Tr = 0xef

    Lr = LD

    Vr = D

    D := Decrypted data