Hash Generator (MD5, SHA-1, SHA-256, SHA-512)

Generate cryptographic hashes from text instantly. Runs entirely in your browser - your data never leaves your device.

Input

Notes

  • SHA-1/256/512 use the browser Web Crypto API.
  • MD5 is implemented in pure JavaScript.
  • Click any result to copy it.

When to use

  • Data integrity checks
  • API signature generation
  • Debugging auth tokens