TEZSIGN

MOST ROBUST HW BLS SIGNER ON TEZOS

Built by tez.capital

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Why TezSign

Trusted by TezBake bakers across the network — battle-tested in production.

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Air-Gapped Security

Keys never leave the gadget. Custom read-only image and wire protocol keep secrets isolated.

4–10 ms Signatures

Fast BLS signing. 3-second boot. Ready before your baker even asks.

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Under $20

RPi Zero 2W, RPi 4, or Radxa Zero 3W. No expensive HSMs.

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Built for Bakers

Multi-baker, multi-device, power-loss safe, full TezBake integration, and 3-second boot.

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11–15 MB Image

Minimal Yocto Linux. Just what's needed for signing, nothing more.

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Auto Unlock

Optional automatic unlock on boot. No manual intervention after a power cycle.