Jeffrey Wilcke
Jul 18, 2016 · 1 min read

Previous hardforks didn’t do anything to prevent replay attacks. The only thing we’ve done to prevent replay attacks from occurring on the testnet->mainnet is by using a nonce offset that prevents testnet txs to be invalid for a very, very long time.

Jeffrey Wilcke

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Ethereum Founder, Ether hacker & Gopher

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