1YKINFO(1)               YubiKey Personalization Tool M               YKINFO(1)
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NAME

6       ykinfo - Get basic information from a YubiKey
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SYNOPSIS

9       ykinfo [-s] [-m] [-nkey] [-H] [-v] [-t] [-p] [-1] [-2] [-q] [-a] [-c]
10       [-V] [-h]
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DESCRIPTION

13       Get basic information from a YubiKey. Can get serial number, version
14       and current touch level. Can get all parameters at once or one at a
15       time. If -q is given only the relevant string from the YubiKey is
16       written to screen.
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OPTIONS

19       -s
20           get the serial number and output it.
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22       -m
23           get the serial number and output it as modhex.
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25       -nkey
26           read from the nth key found.
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28       -H
29           get the serial number and output it as hex.
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31       -v
32           get the version and output it.
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34       -t
35           get the touch level and output it.
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37       -p
38           get the programming sequence and output it.
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40       -1
41           get the status of slot 1, 1 for programmed and 0 for empty.
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43       -2
44           get the status of slot 2, 1 for programmed and 0 for empty.
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46       -a
47           get all the information above.
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49       -c
50           get YubiKey capability information.
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52       -q
53           modifier, only show the relevant data from the YubiKey, no extra
54           information.
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56       -V
57           print tool version and exit
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EXAMPLE

60       Output information from a YubiKey:
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62           $ ykinfo -s -m -H -v -t -p
63           serial: 1077254
64           serial_hex: 107006
65           serial_modhex: bcicch
66           version: 2.2.3
67           touch_level: 1793
68           programming_sequence: 1
69           $
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BUGS

72       Report ykinfo bugs in the issue tracker
73       https://github.com/Yubico/yubikey-personalization/issues
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SEE ALSO

76       The ykpersonalize home page
77       https://developers.yubico.com/yubikey-personalization/
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79       YubiKeys can be obtained from Yubico http://www.yubico.com/
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83ykinfo                          Version 1.19.1                       YKINFO(1)
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