Dev / Hash
SHA-256 of text or a file on your device
SubtleCrypto SHA-256 and SHA-1. MD5 is labelled checksum only. Drop a PDF — it is not uploaded.
Last checked: September 2026. Confirm millimetres, pixels, and KB on the official form. Not a government website.
Runs in this tab. 0 uploads. MD5 is a checksum, not security.
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Drop a file for SHA-256
Hashed with SubtleCrypto on this device.
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Download
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FAQ
Questions, answered
MD5?Open
Shown as a checksum. Do not use MD5 for passwords.
Is anything uploaded?Open
No. This tool runs in your browser tab. Close it and the data is gone.