SHA224SUM(1) SHA224SUM(1) sha224sum - SHA224 sha224sum []... []... SHA224 (224) "-" -b, --binary -c, --check --tag BSD -t, --text -z, --zero NUL --ignore-missing --quiet --status --strict -w, --warn --help --version RFC 3874 '*' ' ' GNU Ulrich Drepper, Scott Miller David Madore GNU coreutils Copyright (C) 2022 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later . This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. cksum(1) info '(coreutils) sha2 utilities' man man https://github.com/man-pages-zh/manpages- zh GNU coreutils 9.1 20229 SHA224SUM(1)