Questions tagged [eip712]

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Truffle - Testing EIP712 using Web3js

I've been studying EIP712 and tried to implement some testing using truffle and Web3js. However, I noticed that web3.eth.accounts.sign() is compliant with EIP191, therefore I cannot retrieve the ...
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Can I store a "truly private" variable with EIP712?

I've come across EIP712 utilities in open zepplin. I also found a contract using a draft version here. I've modified their contract to something more akin to what I want to do. I was curious about ...
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34 views

Using signature to send NFT

is it possible to use signatures (EIP-712) to execute transactions. For example Person A gives his signature to a Smart Contract, to transfer A's NFT. Now there is person B, which wants to buy the NFT....
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Understanding EIP712

Im onto a project and Im questioning myself if maybe I can use EIP712 (Signing transactions). But before knowing I first have to understand it, which is not completly the case at the moment. My ...
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73 views

Signing a hash with EIP712

Is it possible to sign just a hash with the EIP712 standard (either within Solidity or Ethers.js)? If so, how? All that I'm finding online is the full EIP712 process of domain, types, values, signing ...
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Sign EIP712 message from python code

My goal is to sign a message according to EIP712 from python code using an imported private key. To construct the message to sign I am using: https://github.com/ConsenSys/py-eip712-structs After ...