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b2sum

Calculate BLAKE2 cryptographic checksums. More information: https://www.gnu.org/software/coreutils/b2sum.

  • Calculate the BLAKE2 checksum for a file:

b2sum {{filename1}}

  • Calculate BLAKE2 checksums for multiple files:

b2sum {{filename1}} {{filename2}}

  • Read a file of BLAKE2 sums and filenames and verify all files have matching checksums:

b2sum -c {{filename.b2}}

  • Calculate the BLAKE2 checksum from stdin:

{{somecommand}} | b2sum