Week in Ethereum News -The Latest Ethereum News and Upcoming Events This Week

2023-05-08, 02:01

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## Eth News and Links
### Dencun (Cancun + Deneb) upgrade
Latest consensus layer devs [call video](https://www.youtube.com/watch?v=RZnf3K1i3NM&t=176s "call video"). Notes from [Christine Kim](https://www.galaxy.com/research/insights/ethereum-all-core-developers-consensus-call-108/ "Christine Kim"):

Discussions on CL max blobs per block and EL using SSZ or RLP to encode blob transactions

EIP4844:

EIP4844 [readiness checklist](https://github.com/ethereum/pm/blob/master/Breakout-Room/4844-readiness-checklist.md "readiness checklist")

Latest EIP4844 implementer [call video](https://www.youtube.com/watch?v=M2pYYEtM3Gw&t=2s "call video"). Notes from [Terence](https://twitter.com/terencechain/status/1653105610572075008 "Terence")

[Blob transaction encoding options](https://hackmd.io/nz-IqXLPQ-yahFPFlPl62A "Blob transaction encoding options"): EIP6493, EL specific SSZ or RLP based

[KZG ceremony has over 95,000 contributions](https://ceremony.ethereum.org/ "KZG ceremony has over 95,000 contributions"), you can contribute with GitHub and/or an account that has made 32 mainnet transactions, the lobby is regularly empty

Tim Beiko’s [Core Devs update](https://tim.mirror.xyz/8hWUEmXWt-ZYNh4UlU4dMhsV9aNo26oNigCuy-z1k38 "Core Devs update"): summary of included & candidate EIPs for Dencun
### Layer 1
EF bug bounty program: [execution layer](https://github.com/ethereum/public-disclosures/blob/master/disclosures/EL-2023-05-03.md "execution layer") & [consensus layer](https://github.com/ethereum/public-disclosures/blob/master/disclosures/CL-2023-05-03.md "consensus layer") disclosed vulnerabilities

Verkle implementers [call notes](https://docs.google.com/document/d/1D2GtzI3q9btZd1ZOzCsWPsvzCaA-fCLZdXDtawoPUyM/edit#heading=h.mat4jp8l6adl "call notes"): [Beverly Hills testnet](https://twitter.com/gballet/status/1654560525362114567 "Beverly Hills testnet") shuts down May 12

[Proposal for warm/cold account balances](https://ethereum-magicians.org/t/value-bearing-calls-are-priced-unfairly-warm-cold-account-balances-proposal/14100 "Proposal for warm/cold account balances"), CALL with value has 6700 gas stipend

Ben Edgington’s Upgrading <a href="/ru/price/ethereum-eth" target="_blank" class="blog_inner_link">Ethereum</a> book [Capella update](https://eth2book.info/capella/ "Capella update")
### Client releases
Consensus layer:

Lodestar [v1.8.0](https://github.com/ChainSafe/lodestar/releases/tag/v1.8.0 "v1.8.0"): Obol distributed validator support and gossip queue enhancements

Execution layer:

Besu [v23.4.0](https://github.com/hyperledger/besu/releases/tag/23.4.0 "v23.4.0"): improvements to database performance, logging, metrics, EVM performance and gas estimation; deprecates GoQuorum-compatible privacy modes & IBFT1.0

Nethermind [v1.18.0](https://github.com/NethermindEth/nethermind/releases/tag/1.18.0 "v1.18.0"): reduced memory usage, experimental reduced full pruning time, improved sync time & block processing
### Research
[MEV-Boost bid cancellations](https://ethresear.ch/t/bid-cancellations-considered-harmful/15500 "MEV-Boost bid cancellations") considered harmful
### Layer 2
Aztec [hybrid zkRollup roadmap](https://medium.com/aztec-protocol/aztec-the-hybrid-zkrollup-a90a197bf22e "hybrid zkRollup roadmap"): public & private state, not EVM compatible, UTXOs represent data, contracts written in Noir, local testnet Q3, public testnet 2024

James Prestwich: [shared sequencing for optimistic rollups](https://prestwich.substack.com/p/the-definitive-guide-to-sequencing "shared sequencing for optimistic rollups")
### EIPs/Standards
Discussion on [EIP/ERC numbering](https://github.com/ethereum/EIPs/issues/6990 "EIP/ERC numbering")

EIPs:
[EIP6963](https://github.com/ethereum/EIPs/pull/6963/files "EIP6963"): Multi-injected provider interface (MIPI)

[EIP6968](https://github.com/ethereum/EIPs/pull/6969/files "EIP6968"): Contract secured revenue on an EVM based L2

[EIP6988](https://github.com/ethereum/EIPs/pull/6988/files "EIP6988"): Slashed validator cannot be elected as a block proposer

ERCs:
[ERC6956](https://github.com/ethereum/EIPs/pull/6956/files "ERC6956"): Asset-bound NFTs

[ERC6960](https://github.com/ethereum/EIPs/pull/6960/files "ERC6960"): Dual-layer token

[ERC6981](https://github.com/ethereum/EIPs/pull/6981/files "ERC6981"): Reserved ownership accounts

[ERC6982](https://github.com/ethereum/EIPs/pull/6982/files "ERC6982"): Minimalistic efficient lockable tokens
### Stuff for developers
Foundry:

[Symbolic testing of Foundry projects](https://hackmd.io/SaferMaker/EVM-Sym-Test "Symbolic testing of Foundry projects") using Halmos, hevm, KEVM & EthBMC/Foundry

[Forge-exec](https://github.com/wighawag/forge-exec#readme "Forge-exec"): interact using languages such as Java_script_ & Rust via IPC, requires ffi

[Add Foundry](https://twitter.com/jtriley_eth/status/1653885929592090625 "Add Foundry") to existing project without forge init

Tip: [use makeAddr & makeAddrAndKey cheats](https://twitter.com/PaulRBerg/status/1654573378152349697 "use makeAddr & makeAddrAndKey cheats") to create accounts from a string

RareSkills [Solidity tutorial](https://www.rareskills.io/learn-solidity "Solidity tutorial") for web2 devs, using Remix & Foundry

[Multi-contract reentrancy locks](https://medium.com/elliotfriedman3/multi-contract-reentrancy-locks-8c12934e30ab "Multi-contract reentrancy locks") using a global contract with multiple lock levels, unaudited

Secureum RACE # 17: [8 question Solidity quiz & answers]( https://ventral.digital/posts/2023/5/1/race-17-of-the-secureum-bootcamp-epoch-infinity "8 question Solidity quiz & answers")

OpenZeppelin Ethernaut: [Switch](https://twitter.com/openzeppelin/status/1653412591572746240 "Switch") level [solution](https://blog.softbinator.com/solving-ethernaut-level-29-switch/ "solution")

[Artemis](https://github.com/paradigmxyz/artemis#readme "Artemis"): MEV bot framework in Rust, includes strategy for Seaport & Sudoswap NFT arbitrage

Guide to [searching on Flashbots MEV-Share](https://writings.flashbots.net/searching-on-mev-share "searching on Flashbots MEV-Share")
### Security
DEI stablecoin on Arbitrum [exploit](https://twitter.com/adamb83024264/status/1654558408803250176 "exploit"), simple implementation error

yAcademy: [common DeFi forked protocol bugs](https://github.com/YAcademy-Residents/defi-fork-bugs#readme "common DeFi forked protocol bugs")
### Ecosystem
[Median gas returned to May 2022 level](https://twitter.com/hildobby_/status/1654103974516015104 "Median gas returned to May 2022 level") driven by meme coins
[Ethereum.org writers cohort](https://ethereumwriterscohort.carrd.co/ "Ethereum.org writers cohort") starts May 11
### Enterprise
[Stripe onramp](https://stripe.com/en-au/newsroom/news/fiat-to-crypto-onramp "Stripe onramp") via embeddable widget or no code <a href="/ru/price/link-ln" target="_blank" class="blog_inner_link">LINK</a> for ETH & USDC on mainnet, US only

[Sotheby’s Metaverse secondary NFT marketplace](https://twitter.com/Sothebysverse/status/1653049950786265094 "Sotheby’s Metaverse secondary NFT marketplace") on mainnet, supports creator royalties
### Notable at app layer
[Curve USD stablecoin deployed](https://github.com/curvefi/curve-stablecoin/blob/master/deployment-logs/mainnet.log "Curve USD stablecoin deployed"); redeployed after [missing fees](https://twitter.com/curvefinance/status/1654060060090179585 "missing fees") & [high gas usage](https://twitter.com/CurveFinance/status/1654214766104027138 "high gas usage")

[Dump Services](https://dump.services/ "Dump Services"): sell multiple tokens in a single transaction using CoW protocol

[Blend](https://www.paradigm.xyz/2023/05/blend "Blend"): Blur NFT perpetual lending with no oracles & no expiries, borrow or buy now pay later

Zapper [onchain activity feed](https://twitter.com/zapper_fi/status/1654165559137665039 "onchain activity feed")

Umbra adds [LUSD and RAI for stealth payments](https://twitter.com/UmbraCash/status/1653440435514114077 "LUSD and RAI for stealth payments")
## Job Listings
Mimic seek a [blockchain engineer](https://mimic-fi.notion.site/Blockchain-engineer-f70df67acbba4dd1a39e974767f9c709 "blockchain engineer")

Solidity team need a highly skilled [Developer Advocate](https://jobs.lever.co/ethereumfoundation/b9e33c9e-48ee-464f-a672-d51eece2b99d "Developer Advocate")

[Snr React Native UI Dev](https://grnh.se/2fada6031us "Snr React Native UI Dev") at Status: [All jobs](https://grnh.se/9fc6e6fc1us "All jobs")
### Regulation/business/tokens
Biden [proposal for crypto mining tax](https://www.whitehouse.gov/cea/written-materials/2023/05/02/cost-of-cryptomining-dame-tax/ "proposal for crypto mining tax") equal to 30% of electricity costs

[Poloniex $7.6 million settlement](https://ofac.treasury.gov/recent-actions/20230501_33 "Poloniex $7.6 million settlement") with OFAC

[Coinbase International Exchange](https://www.coinbase.com/blog/introducing-coinbase-international-exchange "Coinbase International Exchange"): perpetual futures exchange launched in Bermuda for non-US institutional users
### General/crypto
[AT&T email accounts hacked](https://techcrunch.com/2023/04/26/hackers-are-breaking-into-att-email-accounts-to-steal-cryptocurrency/ "AT&T email accounts hacked") to steal users crypto

[ZKML](https://mirror.xyz/privacy-scaling-explorations.eth/K88lOS4XegJGzMoav9K5bLuT9Zhn3Hz2KkhB3ITq-m8 "ZKML"): convert TensorFlow Keras models into zk-compatible versions, proof of concept

[Plonk](https://www.notamonadtutorial.com/all-you-wanted-to-know-about-plonk/ "Plonk") explainer

Make sure to update to [latest iOS and MacOS updates](https://www.macrumors.com/2023/05/01/rapid-security-response-16-4-1/ "latest iOS and MacOS updates") 
## Upcoming Dates of Note
(new/changes in **bold**)
**May 7 – Zuzalu [CryptoXai.wtf](https://zuzalu.city/event/94/session/633 "CryptoXai.wtf") (livestream)**
May 9 – <a href="/ru/price/gitcoin-gtc" target="_blank" class="blog_inner_link">Gitcoin</a> Grants Beta Round ends 
May 9-12 – [EY blockchain summit](https://web.cvent.com/event/c066d44d-4e50-4d7e-b6fb-3cc0abdae7ff/websitePage:34e89f81-7647-4dff-b5f8-cd05d75a1ea7 "EY blockchain summit")
May 11-14 – [Pragma Lisbon](https://ethglobal.com/events/pragma-lisbon "Pragma Lisbon") & [ETHGlobal Lisbon](https://ethglobal.com/events/lisbon "ETHGlobal Lisbon") hackathon
May 19-23 – [Edcon](https://edcon.io/ "Edcon") Montenegro (changed from Vienna)
May 20-21 – [ETHDam](https://www.ethdam.com/ "ETHDam") (Amsterdam) conference & hackathon
May 24-26 – [Spaghett ETH](https://naples.spaghett-eth.com/ "Spaghett ETH") (Naples) conference
May 26-28 – [ETHDublin](https://www.ethdublin.io/ "ETHDublin") hackathon
Jun 2-4 – [ETH Seoul](https://2023.ethseoul.org/ "ETH Seoul")
Jun 2-6 – [ETH Belgrade](https://ethbelgrade.rs/ "ETH Belgrade") conference & hackathon
Jun 9-11 – [ETHPrague](https://ethprague.com/ "ETHPrague") conference & hackathon
Jun 23–25 – [ETHGlobal Waterloo](https://ethglobal.com/events/waterloo2023 "ETHGlobal Waterloo") (changed from Toronto)
Jul 5-7 – [ETHBarcelona](https://ethbarcelona.com/ "ETHBarcelona")
Jul 15-16 – [DeFi Security Summit](https://defisecuritysummit.org/ "DeFi Security Summit") (Paris)
Jul 17-20 – [EthCC](https://ethcc.io/ "EthCC") (Paris)
Jul 21–23 – [ETHGlobal Paris](https://ethglobal.com/events/paris2023 "ETHGlobal Paris")
Aug 13-16 – [ETHToronto](https://www.ethtoronto.ca/ "ETHToronto") & [ETHWomen](https://www.ethwomen.com/ "ETHWomen")
Aug 16-19 – [Ethereum Argentina](https://twitter.com/EtherArgentina/status/1625857633260552200 "Ethereum Argentina") (Buenos Aires)
Aug 28-30 – [Science of Blockchain Conference](https://cbr.stanford.edu/sbc23/ "Science of Blockchain Conference") (Stanford University)
Aug 30 - Sep 3 – [ETHWarsaw](https://www.ethwarsaw.dev/ "ETHWarsaw") conference & hackathon
Sep 1-3 – [Ethcon Korea](https://ethcon.kr/ "Ethcon Korea") hackathon
Sep 10-12 – [Ethereum Singapore](https://www.ethereumsingapore.com/ "Ethereum Singapore") hackathon & conference
Sep 11-13 – [DappCon](https://www.dappcon.io/ "DappCon") (Berlin)
Sep 15 – [Protocol Berg](https://protocol.berlin/ "Protocol Berg") (Berlin)
Sep 18-21 – [ETH Montréal](https://ethmontreal.xyz/ "ETH Montréal") hackathon & conference
Sep 22–24 – [ETHGlobal New York](https://ethglobal.com/events/newyork2023 "ETHGlobal New York")
Oct 5-6 – [ETHMilan](https://www.ethmilan.xyz/ "ETHMilan") conference
Oct 6–27 – [ETHOnline](https://ethglobal.com/events/ethonline2023 "ETHOnline") (ETHGlobal) virtual
Oct 27–29 – [ETH Miami](https://ethmiami.net/ "ETH Miami") festival + hackathon
Oct 28–30 – [ETH Lisbon](https://www.ethlisbon.org/ "ETH Lisbon") hackathon
**Nov 3-5 – [ETHBrno](https://twitter.com/ethbrno/status/1652198745902137344 "ETHBrno")**
Nov 13-19 – [Devconnect](https://blog.ethereum.org/2023/04/20/announcing-devconnect-ist "Devconnect") (Istanbul)
Nov 17-19 - [ETHIstanbul](https://ethglobal.com/events/istanbul "ETHIstanbul") (EthGlobal)

<div class="blog-details-info">
<div>Disclaimer
<div>Author: Andrew B Coathup and Evan Van Ness, WeekinEthereum.substack Team
<div>Editor: Gate.io Blog Team
<div class="info-tips">\*This article represents only the views of the author and does not constitute any investment suggestions.
<div>\*Copyright is reserved by WeekinEthereum.substack Team. Please contact us to remove any infringement.
</div>