FreeDev Tools

SHA-3 Hash Generator

Generate SHA-3 (Keccak) hashes — 224, 256, 384, or 512-bit output.

Runs locally in your browser. Your input is not uploaded.

How to Use

  1. 1

    Pick the output length

    224, 256, 384, or 512 bits.

  2. 2

    Paste your text

    The digest recomputes as you type.

  3. 3

    Copy the digest

    Hex-encoded SHA-3 of the chosen size.

Frequently Asked Questions

The newest NIST hash standard (2015), based on the Keccak sponge construction — a completely different design from SHA-2, chosen so a break in one family would not affect the other.

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