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Signature Replay Attacks

Mar 28, 2023 · 6 min read · Signatures can be used in Ethereum transactions to validate computation performed off-chain, helping to minimize on-chain gas fees. Signatures are primarily used to authorize transactions on behalf of the signer and to prove that a signer signed a sp...

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Solidity Attack Vectors #4 - Signature Replay

Jan 9, 2023 · 3 min read · Signature Replay is using the same signature to execute transactions multiple times. The benefit of signature replay is to reduce the number of transactions on-chain and perform a gas-less transaction, called meta transaction. Take, for example, a mu...

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Signature Replay Attacks

Solidity Attack Vectors #4 - Signature Replay