SHA1SUM(1)

💅 bestie, it's the sha1sum page 💅

okay so this is SHA1SUM(1), the manual entry for the sha1sum command, and it lives in the General Commands Manual. No cap, this is the whole vibe.

✨ NAME ✨

sha1sum — print or check the SHA1 checksums

🦋 SYNOPSIS 🦋

sha1sum [OPTIONS] [FILE]...

🌸 DESCRIPTION 🌸

Print or check the SHA1 checksums. That's the description, bestie — short, sweet, and literally the whole assignment.

🎀 OPTIONS 🎀

• -c, --check — read checksums from the FILEs and check them. This is the “actually check stuff” mode, iykyk.
• -w, --warn — warn about improperly formatted checksum lines.
• --status — don't output anything; the status code is the one showing success.
• --quiet — don't print OK for each successfully verified file.
• --ignore-missing — don't fail or report status for missing files.
• --strict — exit non-zero for improperly formatted checksum lines.
• --tag — create a BSD style checksum.
• -z, --zero — end each output line with NUL, not newline, and disable file name escaping.
• -h, --help — Print help.
• -V, --version — Print version.

🌈 VERSION 🌈

v(uutils coreutils) 0.12.0

💖 sign-off time, bestie: source/version is v(uutils coreutils) 0.12.0, and the date on this page is 2026-09-17 — mwah 💖