CmdID

CmdID / Commands

b3sum

Calculate BLAKE3 cryptographic checksums. tldr-pages

On several platforms

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Several platforms

from tldr-pages, CC BY 4.0

Calculate the BLAKE3 checksum for one or more files

b3sum path/to/file1 path/to/file2 ...Identify

Calculate and save the list of BLAKE3 checksums to a file

b3sum path/to/file1 path/to/file2 ... >path/to/file.b3Identify

Calculate a BLAKE3 checksum from stdin

command | b3sumIdentify

Read a file of BLAKE3 checksums and filenames and verify all files have matching checksums

b3sum --check path/to/file.b3Identify

Only show a message for missing files or when verification fails

b3sum --check --quiet path/to/file.b3Identify

Check a known BLAKE3 checksum of a file

echo known_blake3_checksum_of_the_file path/to/file | b3sum --checkIdentify