$ curl cheat.sh/
# md5sum
# Calculate MD5 cryptographic checksums.
# More information: <https://www.gnu.org/software/coreutils/md5sum>.

# Calculate the MD5 checksum for a file:
md5sum path/to/file

# Calculate MD5 checksums for multiple files:
md5sum path/to/file1 path/to/file2

# Calculate an MD5 checksum from `stdin`:
some_command" | md5sum

# Read a file of MD5SUMs and verify all files have matching checksums:
md5sum --check path/to/file.md5

# Only show a message for missing files or when verification fails:
md5sum --check --quiet path/to/file.md5

# Only show a message for files for which verification fails, ignoring missing files:
md5sum --ignore-missing --check --quiet path/to/file.md5

$
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