tldr/pages/common/sha512sum.md

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# sha512sum
> Calculate SHA512 cryptographic checksums.
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- Calculate the SHA512 checksum for a file:
`sha512sum {{filename1}}`
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- Calculate SHA512 checksums for multiple files:
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`sha512sum {{filename1}} {{filename2}}`
- Read a file of SHA512 sums and verify all files have matching checksums:
`sha512sum --check {{filename.sha512}}`
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- Verify all files have matching chesksums but don't print OK for succefully verified file:
`sha512sum --check --quiet {{filename.sha512}}`