< 1K installs







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Description by CubeSigner

A Snap for Snap- and dapp-developers to safely manage EVM, Bitcoin, Solana, and other keys on behalf of MetaMask end users. Use the CubeSigner API to generate keys and sign transactions completely within server-side secure hardware. Your users' keys are never exposed in memory to attackers, and there's no risk of accidentally leaking keys. Visit to get started.

Permissions by CubeSigner

  • Allow other Snaps to communicate directly with CubeSigner

  • Allow websites to communicate with CubeSigner

  • Access the internet

  • Display dialog windows in MetaMask

  • Store and manage its data on your device

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