1YKPARSE(1) YubiKey C Library Manual YKPARSE(1)
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6 ykgenerate - construct and encrypt an OTP from given data
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9 ykgenerate AESKEY YK_INTERNALNAME YK_COUNTER YK_LOW YK_HIGH YK_USE
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12 Generate OTPs by encrypting given values under the given encryption
13 key.
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16 AESKEY
17 The 16-character AES-128 key to use in hex.
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19 YK_INTERNALNAME
20 Hex encoded internal identity (48 bit).
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22 YK_COUNTER
23 Hex encoded counter (16 bit).
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25 YK_LOW
26 Hex encoded timestamp low (16 bit).
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28 YK_HIGH
29 Hex encoded timestamp high (8bit).
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31 YK_USE
32 Hex encoded use (8 bit).
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35 Typical usage of the tool is as follows.
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37 ykgenerate ecde18dbe76fbd0c33330f1c354871db 8792ebfe26cc 0013 c0a8 00 10
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39 Use ykparse(1) to decode the resulting OTP.
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42 YubiKeys can be obtained from Yubico: http://www.yubico.com/
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46yubico-c Version 1.13 YKPARSE(1)