SimpleUtilityBox

File Checksum / Hash

Calculate a local SHA-256, SHA-384 or SHA-512 file checksum.

Or drop one file here

Processed locally in your browser. Inputs and files are not uploaded or saved by these tools.

How to use

Select a file and compare with a trusted published checksum. A hash alone does not prove who created a file. Limit: 100 MB; hashing needs browser memory.

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