Validating From Hardware Enclaves

Special thanks to Jason & Amir from Puffer for review and discussion In the following, we will take a closer look at secure-signer, a remote-signing tool protecting validator keys and adding a slashing protection fence inside trusted hardware. We will also go through setting up a validator using secure-signer on ephemery testnet.UPDATE: Here’s a 15min devconnect2023 TL;DR of this blogpost Quick recap: What to protect against? And how to protect validator keys?Node operators protect their vali...

Preparing Voluntary Exits in Advance

→ updated on 02/27/2023: added a section for generating a voluntary exit message without a mnemonic / offline computer (with ethdo v1.28.4+)With the upcoming Shanghai/Capella network upgrade, the Ethereum validator lifecycle will be formally closed. Although the exit process itself had been specified all along, it is worth reviewing it once again, adding the final piece of the puzzle to it: withdrawals🦉 Additionally, about 60% of all mainnet validators will have to rotate their withdrawal cr...

FAQ: MEV and mev-boost (for node runners)

Thanks to Hasu & MetaChris from Flashbots as well as Sean from Sigma Prime for critical comments and feedback on draft versions of this FAQ. Several of the following questions have also been recently addressed in an educational collaboration with EthStaker. You may watch it here.What is MEV?Overly simplifying, MEV (Maximal Extractable Value) deals with generating revenue by optimally ordering transactions (TXs) in a block. It is a rather controversial topic, as gaining value from arbitrarily ...