Week in Ethereum News, May 21, 2022 - thanks to Nexus Mutual for making this issue possible!

#ETH #Ethereum

Eth News and Links

PoW switch off (the Merge)

• Client bug bounties now $250k, doubles to $500k for merge upgrades live on public testnets & targeted for mainnet

• Mainnet-shadow-fork-5 went exceedingly well, equal split of execution & consensus layer clients

• Ropsten beacon chain genesis May 30, with merge targeted around June 8

• Help test the merge on Kiln, make transactions and qualify for an NFT

• Metrics exporter for execution & consensus nodes, client-agnostic metrics using JSON-RPC/Beacon Node API without additional config

Mainnet execution layer

• Nethermind benefits: snap sync, full pruning, plugin architecture, MEV support and fast JSON RPC

• Besu Bonsai Tries: faster for head state but slower for historical state

• Besu v22.4.1: Ropsten testnet TTD config

• Erigon v2022.05.05-alpha: memory footprint reduced and merge fixes

• Silkworm C++ implementation of Erigon; currently faster than Erigon in all stages, Apache 2.0 license

• Guide to Condrieu Verkle testnet and how to interpret block proofs

Proof of Stake consensus layer

• Updated client diversity estimates: Prysm less than 50%, Lighthouse ~33%

• Danny Ryan’s Finalized PoS update: 

  • ETH Staking 350k DAI quadratic funding round

  • Data Availability Sampling RFP with $1.5 million funding

• PoS implementers call video. Notes from Ben Edgington & Christine Kim:

  • Client releases expected next week for Ropsten testnet merge

  • Next shadow fork May 30

• Latest What’s New in Eth2

• Nimbus v22.5.0: proposer boost, supports latest Bellatrix (merge) spec, preview of BLS threshold signature support; don’t use with Infura

• Prysm v2.1.2: optimizations & bug fixes 

EIPs/Standards

• EIP5094: URI Format for Ethereum Network Switching

Layer2

• Optimism Bedrock source available, MIT license

• Binance supports Optimism

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Stuff for developers

• Solidity v0.8.14: fixes for ABI-encoding nested arrays directly from calldata and data location during inheritance

• Foundry: Solidity model checker and improved Etherscan verification

• more-evm-puzzles: focused on CREATE and CALL opcodes

• EVM Deep Dives: DELEGATECALL

• Tx Uncled: check if transaction was uncled

• Flashbots-cli: interact with Flashbots relay

• CloudFlare Ethereum and IPFS gateways public access

• OpenSea Seaport: decentralized NFT swap protocol, gas optimized, MIT license, fuzz testing using Foundry

• Etherscan Sepolia testnet explorer

• Faucet Link: list of testnet faucets, status and Sybil protection used

• Rinkeby testnet to be deprecated as centralized to Geth team & complex to merge

Security

• Wormhole uninitialized proxy disclosed, $10 million bounty paid

• Nascent’s Simple security toolkit: development process, audit readiness checklist, pre-launch security checklist and incident response plan template

• Hats Capture the Flag post mortem: exploit ERC721 safeTransfer call back

Ecosystem

• Cloudflare to stake their own ETH to support the Merge, won’t run PoW

• Protocol Guild pilot (reward core Ethereum contributors) with $2.7 million from Lido

• MEV sandwich of $13.5 million stablecoin swap

• Reminder: the merge won’t (significantly) lower gas fees 

Enterprise

• Polygon Nightfall (optimistic rollup with zero knowledge for privacy) unaudited beta live, aimed at enterprise

• Norwegian central bank to prototype CBDC

Application layer

• DAOhaus (no-code Moloch DAO launcher) live on Optimism

• LinkTree: NFT gallery, use NFT for pfp & background and token gated links

• Unlock Protocol adds recurring memberships

• Rico: Nikolai’s evolution of Dai/Rai, multi-collateral & uses a controller

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Job Listings

• Hiring Coordinator wanted by Ethereum Foundation

• Sourcify (source code verification) need a TypeScript Developer

• Ethereum Foundation seek a generalist ecosystem developer

• Ethereum Foundation need a People Operations Lead

• Trail of Bits Security Apprenticeship (3 months)

Reach developers experienced with Ethereum.  $600 for four issues (~75 character limit), payable in ETH/DAI/USDC to abcoathup.eth on mainnet, Arbitrum or Optimism.  Questions? abcoathup at-gmail

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Regulation/business/tokens

• Strengthen a Uniswap v3 TWAP oracle by depositing full range liquidity

• Cole South: why I sold all my Bitcoin for ETH

• Soulbound Tokens & The Dread Pirate Roberts: bind Soulbound tokens to a soul NFT, allowing souls to be transferred

General

• Skiff Mail: end-to-end encrypted email

• Domain hijacks impact SpiritSwap (Fantom) and QuickSwap (Polygon)

• Scale of Real-Time Bidding data broadcasts [PDF]: US users online activity & location exposed 747 times per day

• Differences between threshold BLS aggregation and BLS aggregation

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Follow @WeekinEthNews to find out what the most clicked links are. Follow @evan_van_ness and @abcoathup to get most of the week’s news in real time.

Permalink for this week’s issue: https://weekinethereumnews.com/week-in-ethereum-news-may-21-2022

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Dates of Note

Upcoming dates of note (new/changes in bold):

• May 24 – ETH Staking QF Round ends

• Jun 3 – Merge community call #4

• Jun 8 – Ropsten testnet upgrades to PoS

• Jun 8-23 – Gitcoin Grants Round 14

• Jun 10 – Austin DeFi summit

• Jun 10-12 – ETHPrague

• Jun 20-23 – NFT.NYC

• Jun 24-26 – ETH NYC

• Jul 1 – Data Availability Sampling proposals due

• Jul 6-8 – ETHBarcelona

• Jul 8 – ETH Seattle summit

• Jul 19-21 – EthCC 5 (Paris)

• Aug 5-13 – ETH Seoul

• Aug 8-10 – ETHToronto

• Aug 11-14 – ETH LATAM (Buenos Aires)

• Aug 18-19 – Ethereum SP (São Paulo)

• Aug 19-21 – ETHMexicoCity

• Aug 27-28 – DeFi Security Summit (Stanford)

• Aug 28 – DeFi San Francisco summit

• Aug 29-31 – Science of Blockchain Conference (Stanford)

• Sep 1-4 – ETHWarsaw (hackathon & conference)

• Sep 2-4 – ETHSantiago

• Sep 6-9 – MCON 2 (Denver)

• Sep 12-14 – DappCon (Berlin)

• Oct 11-14 – Devcon 6 (Bogotá)

• Nov 4-6 – ETHSanFrancisco

• Dec 1-4 – ETHDownUnder (Sydney)

• Dec 2-4 – ETHTaipei

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OhNoEthereum via https://www.ohnocrypto.com/ @Andrew B Coathup, @Khareem Sudlow