SHA1SUM(1) SHA1SUM(1) sha1sum - SHA1 sha1sum []... []... SHA1 (160) "-" -b, --binary -c, --check --tag BSD -t, --text -z, --zero NUL --ignore-missing --quiet --status --strict -w, --warn --help --version FIPS-180-1 '*' ' ' GNU SHA-1 SHA-2 sha224sum(1)sha256sum(1)sha384sum(1)sha512sum(1) BLAKE2 b2sum(1) Ulrich Drepper, Scott Miller David Madore GNU coreutils Copyright (C) 2022 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later . cksum(1) info '(coreutils) rm invocation' man man https://github.com/man-pages-zh/manpages- zh GNU coreutils 9.1 20229 SHA1SUM(1)