# File SHA-256 checksum

Canonical page: https://www.convertexpress.com/file-sha256

Calculate a SHA-256 fingerprint for a file in your browser. Compare the result with a checksum supplied by a trusted source.

## Use case

Check a downloaded file against a checksum published by a trusted source.

## Steps

1. Choose the local file or files for this tool.
2. Review the file sha-256 checksum options shown above.
3. Run the tool and inspect the checksum or downloaded archive.

## Limitations

Compare all 64 hexadecimal characters. A checksum cannot prove a publisher’s identity unless the expected value came from a trustworthy channel.

Processing happens in the browser. No file upload is required for this local tool. The web interface and libraries are downloaded from the site. Device/browser limits apply.