SHA224SUM(1) General Commands Manual SHA224SUM(1) (NAME) sha224sum - SHA224 (SYNOPSIS) sha224sum [OPTIONS] [FILE]... (DESCRIPTION) (checksums) SHA224. (OPTIONS) -c, --check FILE -w, --warn --status --quiet OK --ignore-missing --strict --tag BSD -z, --zero NUL (escaping) -h, --help -V, --version (VERSION) v(uutils coreutils) 0.11.0 2026-09-01 SHA224SUM(1)