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

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