Week in Ethereum News, June 18, 2022 - sponsored by Nexus Mutual

#ETH #Ethereum

Eth News and Links

PoW switch off (the Merge)

• Merge readiness checklist for solo stakers & staking providers

• Mainnet-shadow-fork-7 merges June 22, equal client split, test fixes deployed on Ropsten

• Sepolia testnet permissioned beacon chain genesis June 20

Mainnet execution layer

• Gray Glacier upgrade on block 15,050,000 (around June 29) to delay difficulty bomb by 700k blocks (~100 days) and place a hard limit by when the Merge must occur (unless major issues are found in testing requiring a bomb delay).

• Update your execution layer clients for Gray Glacier:

  • Besu v22.4.3

  • Erigon v2022.06.04-alpha & v2022.04.05-deprecated (ex-beta)

  • Geth v1.10.19

  • Nethermind v1.13.3

• Besu Grafana dashboard

• EIP4844 call video.  Recap by Tim Beiko and notes: 

  • Demo of prototype sending, retrieving and verifying blob data; currently outstanding is sync and blob fee market

  • Prototype of KZG ceremony done at EthPrague by Daniel Knopik and Marius Van Der Wijden

Proof of Stake consensus layer

• PoS implementers call video. Notes from Ben Edgington:

  • Builder API (MEV boost) implementation & testing progress

  • Recommend not running MEV boost until ~1 hour after the Merge

  • Walkthrough of proposal for post-Merge deposit processing

• Latest What’s New in Eth2

• Teku v22.6.0: Sepolia testnet config, optimized epoch transition & fork choice updates

• Lodestar v0.38.1: Sepolia testnet config

• Lighthouse v2.3.1: fix for clock drift and optimisations to epoch processing

• Polynya estimates PoS will use 0.3% silicon resources of PoW

EIPs/Standards

• ERC4626 tokenized vault standard promo website

• EIP5164: Cross-Chain Execution

• EIP5163: Rich Site-Proposed Contract Metadata

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Stuff for developers

• Solidity v0.8.15: fix for optimizer removing some memory writes in inline assembly (found by Certora), fix for writing dirty values when copying bytes arrays, improved inlining and selector for events & custom errors

• Tenderly adds serverless functions, sandbox, war room aid kit and debugger Chrome extension

• Ape v0.3.0: (contract dev framework) Geth & Parity-style tracing and new caching APIs

• eth_lift ethdiff: diff of local Solidity file (Foundry & Brownie) vs Etherscan verified source

• zk Soul-Bound token using iden3 and Circom

• Hardhat-circom v3.2.x: circuit testing integrated with Mocha, export calldata from Groth16 & PLONK snarkjs bindings

• Sepolia testnet RPC

• Sol Challenge: CTF challenges, tests in TypeScript 

• StErMi’s solutions to EVM puzzles

• Merkle tree gas optimization using tightly packed bitfields

• Decompiling an unverified MEV bot contract

Security

• Inverse Finance $5.8 million oracle price manipulation, attack was backrun by arb bot otherwise it would have been frontrun by generalized frontrunner

• OpenSea Shared Storefront config vulnerability, allowed selling of Shared Storefront NFTs that the seller didn’t own

• Browser extension wallet vulnerability that could allow access to secret recovery phrase in plain text where the user viewed the phrase on import on a non-encrypted hard drive; patched in MetaMask 

• Certora Prover finds that a Maker invariant was a variant

Ecosystem

• Vitalik: non-financial use cases of blockchains and privacy use cases of ZK-SNARKs

• ETH Prague hackathon projects

• Propose locations for Devcon 7

Application layer

• OpenSea migrating to Seaport: removes setup fee, lower gas costs, allows offers on collections and traits

• Nouns Vision Glasses: NFT to redeem for physical Nouns glasses

• MetaMask adds Dark Mode to browser extension

• CAPE (Configurable Asset Privacy for Ethereum) on Goerli testnet, wrap ERC20 tokens into a token with customizable privacy 

• Maker DAO voted to disable Aave DAI direct deposit module (D3M) due to market conditions

• Circle launching Euro Coin (asset backed stablecoin) on June 30

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Job Listings

• Taiko ZKRollup: zkEVM researchers/developers wanted.

• Status is hiring! Communications & Activism Director See: All jobs

• Sourcify: TypeScript/nodejs developer wanted

• Hiring Coordinator wanted by EF

• Remix: frontend React/Typescript dev

• People Operations Lead at EF

• EF: generalist developer to drive strategic ecosystem initiatives

Job listings: $600 for four issues (~75 character limit), payable in ETH/DAI/USDC to abcoathup.eth on mainnet/Arbitrum/Optimism. Pay with one click using 3cities.  Questions? abcoathup at-gmail

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Regulation/business/tokens

• Coin Center court challenge of US Treasury tax code requirement to report date of birth & social security number of sender when receiving $10k in crypto

• Attempt to serve notice via NFT in the US on an anonymous defendant

• US SEC Commissioner Peirce: “I have no idea” why the SEC does nothing on crypto ETFs

• Rekt: Celsius CeFi lender paused withdrawals, swaps and transfers

• WSJ: Three Arrows Capital considering asset sales or bailout after heavy losses

General

• Proposed off-chain & scriptless mixer using an MPC

• Skiff Drive: end-to-end encrypted file storage, 10Gb free

• Backdoored versions of mobile wallets created to steal secret recovery phrases

• Hertzbleed: remote timing attack on constant-time cryptographic code on x86 CPUs

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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-june-18-2022

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Upcoming Dates of Note

(new/changes in bold)

• Jun 20-23 – NFT.NYC

• Jun 23 – Gitcoin Grants Round 14 ends (support Week in Eth News)

• Jun 24-26 – ETH NYC (ETH Global)

• Jun 27 – Devcon speaker applications close

• Jun 29 – Gray Glacier upgrade (block 15,050,000)

• Jun 30 – Devcon discounted ticket applications close

• Jul 1 – Data Availability Sampling proposals due

• Jul 6-8 – ETHBarcelona

• Jul 8 – ETH Seattle summit

• Jul 18 – Devcon wave 01 tickets

• Jul 19-21 – EthCC 5 (Paris)

• Aug 5-13 – ETH Seoul

• Aug 8-10 – ETHToronto

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

• Aug 19-21 – ETHMexicoCity (ETH Global)

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

• Aug 27-28 – HackSummit (San Francisco)

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

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

• Sep 2-28 – ETHOnline

• Sep 6-9 – MCON 2 (Denver)

• Sep 8-10 – ETHSantiago

• Sep 12-14 – DappCon (Berlin)

• Sep 16-18 - EthBerlin

• Sep 27-29 – Ethereum SP (São Paulo)

• Oct 7-9 – ETHBogotá (ETH Global)

• Oct 10 – DeFi Bogotá

• Oct 11-14 – Devcon 6 (Bogotá)

• Nov 4-6 – ETHSanFrancisco (ETH Global)

• Nov 18-20 – ETHGlobal Web3 Weekend

• Dec 1-4 – ETHDownUnder (Sydney)

• Dec 2-4 – ETHIndia (ETH Global)

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