Week in Ethereum News, April 30, 2022 - thanks to SpeedRunEthereum for making this issue possible!

#ETH #Ethereum

Eth News and Links

Mainnet execution layer

• Latest core devs call video. Notes from Tim Beiko & Christine Kim:

  • Focus on 2 more mainnet shadow forks, clients passing hive tests & fixing outstanding bugs

  • Difficulty bomb not delayed, review in two weeks

  • Testnets post-merge are Goerli & Sepolia, plan to deprecate Rinkeby & Ropsten but other orgs may want to maintain

  • Discussion on RPC safe/unsafe/latest labeling

  • MEV boost: validators/proposers to set gas limit rather than builders

• Erigon v2022.04.04-alpha: workaround to improve snapshot download speed via BitTorrent 

• Rough sketch of Verkle tree migration

• NiceNode: alpha interface to run a Geth node on Linux, Mac or Windows

Proof of Stake consensus layer

• Prysm v2.1.0: support for the Merge, Web3Signer, experimental weak subjectivity sync and vectorized sha256 optimizations

• 12 million ETH deposited, 10% of supply

• Proposal for withdrawal credentials exits using a generalized message bus

PoW switch off (the merge)

• mainnet-shadow-fork-2 successful with every single client combination, mild deposit processing issues (now patched) in two consensus clients

• mainnet-shadow-fork-3 merge planned for May 5

EIPs/Standards

• EIP5058: Lockable ERC721

• EIP5027: Unlimit contract code size

Layer2

• Optimism Collective: $OP governance token with first airdrop in Q2.  Bicameral governance for the network and public goods funding

• Celer inter-chain messaging framework live on mainnet 

• Taiko: early draft of decentralized zk-rollup design

• KZG commitments explainer (danksharding commitment scheme), more efficient than Merkle trees but requires trusted setup

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Stuff for developers

• OpenZeppelin Contracts v4.6.0: cross chain abstraction to receive messages, Governor parameterized voting, reinitializer modifier for upgrades and governance contracts security improvements

• Ganache v7.1.0: override address state with eth_call

• ERC4626Votes: extension for governance voting based on underlying asset

• Fuzzing for memory bugs in Solidity

• wagmi v0.3.0 (React hooks): caching, React 18 support and vanilla JS client

• EIP712 Codegen: generate Solidity for EIP712 decoding

• IntelliJ Solidity debugger plugin

• MetaMask Snaps tutorial to manage state in a Snap and add an API

• dEth Tools: online unit conversion, decoders and encoders 

• Dune adds Flashbots data; query arbitrages, liquidations & sandwiches

• 0xPARC: ZK Machine Learning tutorial and demo

• GitHub Copilot suggested a private key, configure copilot so your key isn’t suggested

Security

• Akutar NFTs $34 million locked in contract, team funds can’t be withdrawn due to faulty logic & dutch auction refunds initially blocked by a contract bid 

• Rari’s Fuse pool #45 Uniswap v3 oracle manipulation vulnerability due to low liquidity, $4 million was at risk 

• Review of EIP4337 account abstraction spec & reference implementation, one critical & several high-severity issues discovered

Ecosystem

• ETHAmsterdam finalists

• Ethereum.org Q2 website roadmap

• 0xPARC: technical work required to build zk-identity

• Proposal for simplified version of MACI designed for voting

Application layer

• ENS daily fees surpassed alt-layer 1s, mostly due to purchases of four digit names 

• Ex0t1c Markets (on-chain positional markets) live on Optimism

• DeFi Saver stop loss options for Liquidity

• Backed: NFT-backed loans

• Bored Apes Instagram hacked, NFTs stolen using phishing airdrop site

• ENS expired names now use exponential curve for premium pricing

• Celer’s layer2.finance (batched ETH/USDC/USDT deposits into Compound) launches with zk-proofs 

• Maker proposal for Basepool Curve pool (DAI, USDC, USDP & GUSD)

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Job Listings

• Status Waku is hiring: TypeScript Protocol/Software Engineer & DevRel

• Ethereum Foundation need a People Operations Lead

• Status are hiring engineers who focus on incentive design

• Vac @ status are looking for protocol engineers 

• Trail of Bits Security Apprenticeship (3 months)

• OpenZeppelin are hiring a Director of Development - Contracts

• Ethereum Foundation seek a generalist ecosystem developer

• Internship program at Nethermind (1-3 month) 

• EF’s Privacy & Scaling Explorations team: Web3 Engineer

• EF Ecosystem Support team: Communications, Analyst & Admin Assistant

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

• Ethereum Q1 financial results by Bankless

• Richard Chen’s counterintuitive lessons from a crypto fund

• Balaji: case for a Twitter airdrop and tokenization of Twitter handles

General

• Zcash ceremony sixth participant was Edward Snowden [video] 

• Cloudflare says largest https DDoS attack ever targeted a crypto site

• A6 claims ability to track ~3 billion devices in real time using GPS location data leaking from apps

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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-april-30-2022

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Dates of Note

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

• May 1 – application deadline for yAcademy’s auditor fellowship

• May 3-5 – Spaghett ETH (Milan)

• May 6-27 – ETHGlobal Hack Money

• May 8 – deadline for EF academic grants round

• May 17-20 – EY Global blockchain summit

• May 20 – US Fed CBDC discussion paper feedback deadline

• Jun 10 – Austin DeFi summit

• Jun 10-12 – ETHPrague

• Jun 20-23 – NFT.NYC

• Jun 24-26 – ETH NYC

• Jul 6-8 – ETHBarcelona

• Jul 8 – ETH Seattle summit

• Jul 19-21 – EthCC 5 (Paris)

• Aug 5-7 – ETH Seoul

• 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 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