File SHA-256 Checksum

File SHA-256 Checksum: Calculate a SHA-256 checksum for a local file without sending its bytes anywhere.

File SHA-256 Checksum

File SHA-256 Checksum: Choose a local file up to 25 MB, then calculate its SHA-256 hash. Compare the 64-character hexadecimal result with a trusted published checksum.

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How to use File SHA-256 Checksum

Choose a local file up to 25 MB, then calculate its SHA-256 hash. Compare the 64-character hexadecimal result with a trusted published checksum.

Example

A file containing only the UTF-8 text abc has SHA-256 ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad.

What to know

A checksum identifies matching byte content but does not prove that a file is safe. Requires a modern browser using HTTPS. This tool does not send your file to a server.