Week in Ethereum News, April 23, 2022 - thanks to Nexus Mutual for making this issue possible!

#ETH #Ethereum

Eth News and Links

Mainnet execution layer

• Erigon v20220402-alpha: adds support for the merge & upgrade 1 for Erigon v2; need to sync from scratch as alpha not compatible with beta database 

• Erigon architecture: components are separable and can run in same process

Proof of Stake consensus layer

• $350k staking quadratic funding round to fund open source public goods

PoW switch off (the merge)

• mainnet shadow fork 2 transitions to PoS on April 23

EIPs/Standards

• EIP5023: Shareable non-transferable NFT

• EIP5022: Increase price of SSTORE from zero to non-zero to 40k gas

• EIP5018: Directory standard

• EIP5006: ERC1155 usage rights extension

• EIP4931: Generic token upgrade standard

Layer2

• KuCoin adds deposits to Optimism

• EIP4844 reduces rollup data availability costs but assumes single honest party with access to recent rollup state

• Proof of Validity Proof decentralized zk-rollup design based on EIP4844

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Stuff for developers

• Guide to writing ERC20 tests in Foundry

• Truffle for VS Code extension: deploy & debug contracts and run Ganache

• Solidity square root: based on Solmate, ~50 gas cheaper on average

• web3 cheatsheet: front end snippets using React, TypeScript and wagmi

• Token gated image gallery tutorial using Sign-In with Ethereum

• Semgrep (static analysis) rules for contracts based on DeFi exploits

• Solidity Fuzzing Boilerplate: run fuzz tests with Echidna and Foundry

• Slither v0.8.3: Foundry support, markup contracts for Slither with custom natspec and tool to read storage values on-chain

• Vyper v0.3.2: dynamic arrays & full ABI type support; 3 vulnerabilities disclosed

• OpenZeppelin Contracts Wizard for Cairo: ERC20 & ERC721 support

• Amarna: Cairo static analyzer and linter

• Livepeer starter guide

• Testnet reminder: Ropsten will be upgraded to PoS; Ropsten & Rinkeby will be deprecated; use Goerli & Sepolia testnets

Security

• Beanstalk $76 million exploit, flash loan used to execute malicious governance proposal that drained liquidity pools

Ecosystem

• Ethereum Foundation report [PDF]: 

  • philosophy of long term thinking, subtraction and values stewardship

  • supports ecosystem via EF teams, grants, delegated domain allocators and third party funding

  • spent $48 million in 2021, treasury of $1.6 billion with 80.5% in ETH

• Project Sunshine decentralization dashboard; consensus & execution client diversity; overall health rated at 61%

• Apple ID phishing scam obtained secret recovery phrase from MetaMask password encrypted vault in iCloud backup

• Rarible wormable cross-site scripting vulnerability disclosed and patched

• NFT arbitrage searcher bought Moonbird for 44 ETH then sold for 240 ETH in the same transaction

• Etherscan filters: filter transactions by function name, block & age

• Barry Whitehat: proposal for private binding negotiations using decentralized dark pool and advanced MPC & ZKP tooling

Enterprise

• Budweiser using ENS subdomain on Twitter, shares Budverse roadmap

• Jimmy Fallon adds ENS to Twitter, tops leaderboard with most followers

Application layer

• Coinbase NFT: beta, trading by invite code only, no marketplace fee initially

• LooksRare Listing Rewards for listing top 25 NFTs within 1.5x of floor price

• Index Coop JPG: NFT index token

• Bored Brothers: two Apes in animated band release single on Sound

• Moonbirds NFT explainer

• MISO v2 (permissionless token launchpad) live on mainnet and Arbitrum

• Pegasus Finance (interest rate perpetual) live on Optimism

• Fiat (fixed income collateral stablecoin) live on mainnet

• Zodiac Exit app: interface to DAO Exit module

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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 

• 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

• To comply with EU sanctions Binance restricts Russian accounts over 10k EUR value to withdrawal only

• a16z announces Crypto Research lab headed by Tim Roughgarden

• Atari terminates license for Atari token, plans another token

General

• US CISA Cybersecurity Advisory: North Korean groups targeting crypto

• Stripe pilots crypto payouts with Twitter

• Java ECDSA vulnerability: signature based security mechanisms could be bypassed

• Mine for malicious domains by checking new SSL certificates

• Candiru spyware used zero-day vulnerabilities to spy on Catalan citizens

• George Hotz: how to vampire attack Twitter using a token

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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-23-2022

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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 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