Hash calculator

Calculate SHA-1, SHA-256, SHA-384, or SHA-512 hashes of text or files.

Input

The text is encoded as UTF-8 before hashing. It stays in this browser.

How to use

  1. Enter text or choose a file.
  2. Pick the algorithm.
  3. Calculate the hash and compare or copy it.

What it supports

Uses the browser's Web Crypto API. Text is hashed as UTF-8. Files up to 20 MB. Nothing is uploaded.

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