Native support for EIP-712 Typed Data Signing is now live!
Unlock seamless off-chain workflows like @Uniswap gasless approvals and @HyperliquidX order signing â all without extra infra or workarounds, and with the added security of EIP-712 aware Policies.
Hereâs the breakdownđ

1/ What is EIP-712?
Itâs the Ethereum standard for signing structured, typed data. It lets users sign clear, intelligible messages instead of raw transaction data â enabling smoother and more secure DeFi workflows.
2/ Why does this matter?
EIP-712 powers secure, verifiable, off-chain authorizations â a key building block in workflows like:
âȘïžGasless token approvals on @Uniswap
âȘïžOff-chain order signing on @HyperliquidX
âȘïžMeta-transactions & other UX-friendly designs
3/ What can you now build?
â
Uniswapâs Permit (ERC-2612) and Permit2
â
ERC-3009 transferWithAuthorization
â
Hyperliquidâs off-chain order signing
â
Meta-transactions and other typed-data workflows
4/ Why choose Turnkey for EIP-712?
âȘïžUsability: Sign typed data smoothly within your existing workflow
âȘïžDeveloper-friendly: No extra custom code needed â just plug and play
âȘïžSecurity: Enforce granular policies on all typed data signatures
5/ Ready to get started?
Read our docs here âŹïž
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