1psktool(1) User Commands psktool(1)
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6 psktool - GnuTLS PSK tool
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9 psktool [-flags] [-flag [value]] [--option-name[[=| ]value]]
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11 All arguments must be options.
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14 Program that generates random keys for use with TLS-PSK. The keys are
15 stored in hexadecimal format in a key file.
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19 -d num, --debug=num
20 Enable debugging. This option takes an integer number as its
21 argument. The value of num is constrained to being:
22 in the range 0 through 9999
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24 Specifies the debug level.
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26 -s num, --keysize=num
27 Specify the key size in bytes (default is 32-bytes or 256-bits).
28 This option takes an integer number as its argument. The value
29 of num is constrained to being:
30 in the range 0 through 512
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33 -u str, --username=str
34 Specify the username to use.
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37 -p str, --pskfile=str
38 Specify a pre-shared key file.
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40 This option will specify the pre-shared key file to store the
41 generated keys.
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43 --passwd
44 This is an alias for the --pskfile option.
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46 NOTE: THIS OPTION IS DEPRECATED
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48 -v arg, --version=arg
49 Output version of program and exit. The default mode is `v', a
50 simple version. The `c' mode will print copyright information
51 and `n' will print the full copyright notice.
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53 -h, --help
54 Display usage information and exit.
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56 -!, --more-help
57 Pass the extended usage information through a pager.
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62 To add a user 'psk_identity' in keys.psk for use with GnuTLS run:
63 $ ./psktool -u psk_identity -p keys.psk
64 Generating a random key for user 'psk_identity'
65 Key stored to keys.psk
66 $ cat keys.psk
67 psk_identity:88f3824b3e5659f52d00e959bacab954b6540344
68 $
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70 This command will create keys.psk if it does not exist and will add
71 user 'psk_identity'.
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74 One of the following exit values will be returned:
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76 0 (EXIT_SUCCESS)
77 Successful program execution.
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79 1 (EXIT_FAILURE)
80 The operation failed or the command syntax was not valid.
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83 gnutls-cli-debug (1), gnutls-serv (1), srptool (1), certtool (1)
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87 Copyright (C) 2020-2021 Free Software Foundation, and others all rights
88 reserved. This program is released under the terms of the GNU General
89 Public License, version 3 or later
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92 Please send bug reports to: bugs@gnutls.org
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963.7.6 27 May 2022 psktool(1)