1SHA512SUM(1) User Commands SHA512SUM(1)
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6 sha512sum - compute and check SHA512 message digest
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9 sha512sum [OPTION]... [FILE]...
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12 Print or check SHA512 (512-bit) checksums. With no FILE, or when FILE
13 is -, read standard input.
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15 -b, --binary
16 read in binary mode
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18 -c, --check
19 read SHA512 sums from the FILEs and check them
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21 --tag create a BSD-style checksum
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23 -t, --text
24 read in text mode (default)
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26 Note: There is no difference between binary and text mode option
27 on GNU system.
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29 The following four options are useful only when verifying checksums:
30 --quiet
31 don't print OK for each successfully verified file
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33 --status
34 don't output anything, status code shows success
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36 --strict
37 exit non-zero for improperly formatted checksum lines
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39 -w, --warn
40 warn about improperly formatted checksum lines
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42 --help display this help and exit
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44 --version
45 output version information and exit
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47 The sums are computed as described in FIPS-180-2. When checking, the
48 input should be a former output of this program. The default mode is
49 to print a line with checksum, a character indicating input mode ('*'
50 for binary, space for text), and name for each FILE.
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52 GNU coreutils online help: <http://www.gnu.org/software/coreutils/>
53 Report sha512sum translation bugs to <http://translationpro‐
54 ject.org/team/>
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57 Written by Ulrich Drepper, Scott Miller, and David Madore.
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60 Copyright © 2013 Free Software Foundation, Inc. License GPLv3+: GNU
61 GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
62 This is free software: you are free to change and redistribute it.
63 There is NO WARRANTY, to the extent permitted by law.
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66 The full documentation for sha512sum is maintained as a Texinfo manual.
67 If the info and sha512sum programs are properly installed at your site,
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70 info coreutils 'sha512sum invocation'
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72 should give you access to the complete manual.
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76GNU coreutils 8.22 October 2018 SHA512SUM(1)