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

2023-02-27, 01:56

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## Eth News and Links
### Shapella (Shanghai + Capella) upgrade

Sepolia testnet [upgrades to Shapella February 28](https://github.com/ethereum/execution-specs/blob/master/network-upgrades/mainnet-upgrades/shanghai.md#upgrade-schedule "upgrades to Shapella February 28")

Consensus layer Sepolia releases:
Lighthouse [v3.5.0](https://github.com/sigp/lighthouse/releases/tag/v3.5.0 "v3.5.0")

Lodestar [v1.5.0-rc.0](https://github.com/ChainSafe/lodestar/releases/tag/v1.5.0-rc.0 "v1.5.0-rc.0")

Nimbus [v23.2.0](https://github.com/status-im/nimbus-eth2/releases/tag/v23.2.0 "v23.2.0")

Prysm [v3.2.1](https://github.com/prysmaticlabs/prysm/releases/tag/v3.2.1 "v3.2.1")

Teku [v23.2.0](https://github.com/ConsenSys/teku/releases/tag/23.2.0 "v23.2.0")

Execution layer Sepolia releases:
Besu [v23.1.1-RC1](https://github.com/hyperledger/besu/releases/tag/23.1.1-RC1 "v23.1.1-RC1")

<a href="/price/ethereum-eth" target="_blank" class="blog_inner_link">Ethereum</a> JS [v0.7](https://github.com/ethereumjs/ethereumjs-monorepo/releases/tag/%40ethereumjs%2Fclient%400.7.0 "v0.7")

Erigon [v2.39.0](https://github.com/ledgerwatch/erigon/releases/tag/v2.39.0 "v2.39.0")

Geth [v1.11.2](https://github.com/ethereum/go-ethereum/releases/tag/v1.11.2 "v1.11.2")

Nethermind [v1.17.0](https://github.com/NethermindEth/nethermind/releases/tag/1.17.0 "v1.17.0")

EF blog post for [Sepolia upgrade to Shapella](https://blog.ethereum.org/2023/02/21/sepolia-shapella-announcement "Sepolia upgrade to Shapella")

consensus-specs [v1.3.0-rc.3](https://github.com/ethereum/consensus-specs/releases/tag/v1.3.0-rc.3 "v1.3.0-rc.3"): adds test for validator deposit & BLS change in one block, frees EIP4844 blobs from blocks and adds KZG API

Latest all core devs – consensus (ACDC) [call video](https://www.youtube.com/watch?v=io7ALEfxJsE&t=722s "call video"). Notes from [Ben Edgington](https://hackmd.io/benjaminion/r1ucJgrCo "Ben Edgington") & [Christine Kim](https://www.galaxy.com/research/insights/ethereum-all-core-developers-consensus-call-103/ "Christine Kim"):

circuit breaker (fallback to local building) tested using mock builder in Hive tests

MEV-Boost running successfully on Zhejiang testnet

SSE discussion so any client (rather than just Prysm fork) can trigger block building

Flashbots: [MEV-Boost stack changes for Capella](https://flashbots.notion.site/MEV-Boost-Capella-Upgrades-00cea01704794f6eb4f792c55b69c441 "MEV-Boost stack changes for Capella")

### Dencun (Cancun + Deneb) upgrade
KZG Ceremony:

[54,000+ contributors](https://ceremony.ethereum.org/ "54,000+ contributors"), 4000+ in the lobby, 16 days left in first general contribution period

Latest EIP4844 implementers [call video](https://www.youtube.com/watch?v=hWcpSlwNTBU&t=3s "call video"). Notes from [Terence](https://twitter.com/terencechain/status/1628095926127702017 "Terence"): client teams freeing blobs from blocks, devnet expected in a few weeks once decoupled

### Layer 1
[Visualization of withdrawal credentials](https://twitter.com/Data_Always/status/1629210968025714690 "Visualization of withdrawal credentials") (0x00 vs 0x01) over time

[Beverly Hills](https://twitter.com/jasoriatanishq/status/1627692040015478785 "Beverly Hills") (Verkle tree) testnet is now multi-client, Nethermind synced along with Geth

Reth (execution client) [modular p2p architecture](https://fiber.chainbound.io/blog/reth-p2p/ "modular p2p architecture") can be used as standalone component

### Research
[Recent Latest Message Driven GHOST](https://twitter.com/luca_zanolini/status/1628702750392344577 "Recent Latest Message Driven GHOST"): synchronous dynamically available & resilient to bounded asynchronous periods, proposed replacement for Gasper’s LMD-GHOST

### For Stakers
Superphiz: [best practices to avoid getting slashed](https://twitter.com/superphiz/status/1628403796442329088 "best practices to avoid getting slashed") (only 226 validators have been slashed)

[Stake Local dashboard](https://docs.stakelocal.io/ "Stake Local dashboard"): multi-client Grafana dashboard

[Beaconcha.in explorer](https://twitter.com/butta_eth/status/1628117713523511296 "Beaconcha.in explorer") adds BLS change signature & broadcast of voluntary exits for Zhejiang testnet

[Obol running distributed validator on mainnet](https://blog.obol.tech/road-to-mainnet-and-beyond-for-distributed-validators/ "Obol running distributed validator on mainnet") with 98.6% average effectiveness

### Layer 2
[Arbitrum One](https://twitter.com/l2beat/status/1628356180769636353 "Arbitrum One") tops <a href="/price/ethereum-eth" target="_blank" class="blog_inner_link">Ethereum</a> mainnet in transactions, first rollup to achieve more transactions in a day than mainnet

[Base](https://base.mirror.xyz/jjQnUq_UNTQOk7psnGBFOsShi7FlrRp8xevQUipG_Gk "Base"): Coinbase layer 2 built on <a href="/price/optimism-op" target="_blank" class="blog_inner_link">Optimism</a>’s OP Stack, live on testnet, transaction fees paid in ETH with a portion of sequencer revenue going to funding public goods

<a href="/price/optimism-op" target="_blank" class="blog_inner_link">Optimism</a>’s [Superchain concept](https://stack.optimism.io/docs/understand/explainer/ "Superchain concept"): network of OP Chains with shared bridge & communication layer

Patrick McCorry: [rollup transaction finality](https://stonecoldpat.substack.com/p/tiers-of-transaction-finality-for "rollup transaction finality"): sequencer’s promise, order finality and execution settlement

### EIPs/Standards
New [EIP core & ERC editors](https://twitter.com/EthCatHerders/status/1628380724406456326 "EIP core & ERC editors")

ERCs:
[ERC6538](https://eips.ethereum.org/EIPS/eip-6538 "ERC6538"): Stealth meta-address registry

[ERC6551](https://eips.ethereum.org/EIPS/eip-6551 "ERC6551"): NFT bound accounts

### Stuff for developers

Solidity [v0.8.19](https://blog.soliditylang.org/2023/02/22/solidity-0.8.19-release-announcement/ "v0.8.19"): adds [operators for user-defined value types](https://blog.soliditylang.org/2023/02/22/user-defined-operators/ "operators for user-defined value types") and fix for deployment bloat (code only used in creation code was included in runtime bytecode)

Solidity proposals for [improving try/catch](https://forum.soliditylang.org/t/call-for-feedback-the-future-of-try-catch-in-solidity/1497 "improving try/catch"), feedback wanted

Foundry:
[configure SMTChecker](https://twitter.com/paulrberg/status/1627654614811115520 "configure SMTChecker")

[Testnet.fyi](https://twitter.com/emilianobonassi/status/1629133975091572743 "Testnet.fyi"): short lived serverless testnet as a service using Anvil & AWS, proof of concept

[Statistical approximation](https://www.primitive.xyz/posts/solstat "Statistical approximation") in Solidity

[AztecConnectAuction](https://a16zcrypto.com/through-the-looking-glass-a-cross-chain-sealed-bid-auction-using-aztec-connect/ "AztecConnectAuction"): cross-chain sealed-bid auction using Aztec Connect

[Solidity external library](https://twitter.com/real_philogy/status/1625649928901992451 "Solidity external library") cost Blur airdrop claimers $34k, internal would have saved ~2600 gas each

Huffmate [v1.1](https://github.com/pentagonxyz/huffmate/pull/72 "v1.1") (contract library in Huff): SendEthers utility, ECDSA & BytesLib implementation

[EVM disassembly guide](https://karmacoma.notion.site/Building-reliable-EVM-disassemblers-ecf689d965cc4ffc9c3b2e34f4227b46 "EVM disassembly guide"): navigating metadata & why bytecode 6142 breaks most disassemblers

sol2uml [v2.5.0](https://twitter.com/naddison/status/1627551722150432768 "v2.5.0"): storage variables are parsed in contract storage diagrams

[ContractReader.io](https://twitter.com/backseats_eth/status/1629203031584800768 "ContractReader.io") adds live inline values

Seaport [v1.4](https://twitter.com/z0age/status/1627848957396422656 "v1.4"): fix for v1.3 so zone & contract offerer checks applied after transfers

Alchemy [Create Web3 Dapp](https://www.alchemy.com/create-web3-dapp "Create Web3 Dapp"): NextJs based starter kit with components & templates

[Emojimon](https://mud.dev/tutorials/emojimon/ "Emojimon"): guide to create Pokémon-inspired on-chain game using MUD stack

EKO2022 CTF [Phoenixtto solution](https://stermi.xyz/blog/eko2022-ctf-phoenixtto-solution "Phoenixtto solution")

Ethernaut CTF [solutions in Huff](https://github.com/0xJCN/Ethernaut-CTF#readme "solutions in Huff") (added to solutions in Vyper)

<a href="/price/gitcoin-gtc" target="_blank" class="blog_inner_link">Gitcoin</a> Passport [Scorer API](https://twitter.com/gitcoinpassport/status/1627716829446832128 "Scorer API"): gate apps based on passport score

[SuperNova](https://github.com/jules/supernova#readme "SuperNova") implementation in Rust, experimental

### Security
[Oasis multisig upgraded a contract](https://www.blockworksresearch.com/research/we-do-a-little-counter-exploit "Oasis multisig upgraded a contract") to recover funds from Wormhole exploiter [based on UK court order](https://blog.oasis.app/statement-regarding-the-transactions-from-the-oasis-multisig-on-21st-feb-2023/ "based on UK court order")

### Ecosystem
Danny Ryan’s [reflections on the state of Ethereum](https://github.com/djrtwo/writing/blob/main/docs/2023-02-23_2023-Reflections.md "reflections on the state of Ethereum"): technological concerns, execution layer client diversity, core dev incentives, capture, ossification and L2 alignment

Tim Beiko: [testnet past, present & future](https://twitter.com/timbeiko/status/1628819200696516608 "testnet past, present & future"):

Goerli: test validator setups, [EthStaker](https://goerli.launchpad.ethstaker.cc/en/ "EthStaker") offer low Goerli ETH deposits, deprecated

Holešovice: planned for later this year as replacement for Goerli

Sepolia: test apps, no supply issues as [Sepolia ETH supply can be inflated](https://github.com/eth-clients/merge-testnets/pull/14#issuecomment-1152570001 "Sepolia ETH supply can be inflated")

[Ephemery](https://ephemery.pk910.de/ "Ephemery"): test validator setups on ephemeral testnet

[EF Q4 grantees](https://blog.ethereum.org/2023/02/22/allocation-update-q4-22 "EF Q4 grantees") share $4.4million in funding

[MetaMask](https://docs.metamask.io/guide/signing-data.html#signing-data "MetaMask") disabling eth_sign RPC signature method by default

### Enterprise

[Spotify pilots NFT gated playlists](https://www.coindesk.com/web3/2023/02/23/spotify-is-testing-token-enabled-music-playlists/ "Spotify pilots NFT gated playlists") on Android in selected countries

### Application layer

[Synthetix v3](https://blog.synthetix.io/synthetix-v3-is-on-mainnet/ "Synthetix v3") deployed on mainnet & <a href="/price/optimism-op" target="_blank" class="blog_inner_link">Optimism</a>

[Aave voted](https://snapshot.org/#/aave.eth/proposal/0x7fe7d372601aa2864cbe21071bd2fda10bf22aa8f66076db276818a2d6808bef "Aave voted") to freeze BUSD reserve on v2

[ENS ETHDenver custom sticker pack](https://twitter.com/ensdomains/status/1627714810568912897 "ENS ETHDenver custom sticker pack") pre-register and set your avatar

NFT marketplace wars:

[Blur NFT trading volume](https://twitter.com/poof_eth/status/1628452399315550208 "Blur NFT trading volume"): 20% from 15 wallets, 50% from ~300 wallets

[125k ETH NFT wash trade](https://old.reddit.com/r/ethfinance/comments/117w2io/daily_general_discussion_february_21_2023/j9egih2/ "125k ETH NFT wash trade") (0% marketplace fee) via flash loan

[Uniswap](https://twitter.com/uniswap/status/1628396162423160839 "Uniswap"): use any ERC20 token to buy NFTs

Dankrad Feist’s explainer for creators: [NFT contracts can’t enforce royalties](https://twitter.com/dankrad/status/1627312777600593923 "NFT contracts can’t enforce royalties")

[Ethereum Postal Service](https://github.com/EthereumPostalService/eps-core#readme "Ethereum Postal Service"): send physical letters via a contract call (but don’t dox anyone)

Backed [bCOIN](https://twitter.com/BackedFi/status/1629134151658905600 "bCOIN") tokenized tracker of Coinbase COIN, non-US qualified investors only

## Job Listings
<a href="/price/frax-frax" target="_blank" class="blog_inner_link">Frax</a> Finance is expanding their official core developer team. [Apply here](https://docs.google.com/forms/d/e/1FAIpQLSem7KL-FFgsuxaUMww4OXMxdJ-qXfyWJ_IvGdqVteBSM5FgxA/viewform "Apply here")!

Immutable is hiring a [Protocol Blockchain Engineer](https://jobs.lever.co/immutable/03e6848f-6cc7-4295-a162-7910b0368c4d "Protocol Blockchain Engineer").

[Cyfrin.io](https://www.cyfrin.io/ "Cyfrin.io") is hiring [senior security engineers](https://github.com/ChainAccelOrg/SecurityEngineerReq "senior security engineers") $190k-$300k.

[Request Network](https://request.network/en/ "Request Network") is hiring a [Community & Communication Manager](https://jobs.lever.co/request/76d0db8a-06bc-42c9-9816-69317c5f8c99 "Community & Communication Manager")

Shell Protocol team is hiring [senior Solidity devs & more](https://shellprotocol.io/posts/now-hiring-for-shell-protocol/ "senior Solidity devs & more"), remote or Hawaii

Certora is hiring a [Senior Enterprise Sales Rep](https://www.certora.com/#careers "Senior Enterprise Sales Rep").

### Regulation/business/tokens

[US regulators guidance for banks](https://www.federalreserve.gov/newsevents/pressreleases/bcreg20230223a.htm "US regulators guidance for banks") on liquidity risks from crypto entities

[FTX Japan](https://help-jp.ftx.com/hc/ja/articles/15765489546393 "FTX Japan") reopens withdrawals

[Forsage founders charged with fraud](https://www.justice.gov/opa/pr/forsage-founders-indicted-340m-defi-crypto-scheme "Forsage founders charged with fraud") in Ponzi scheme

Jon Charbonneau: [how value flows through Ethereum and why issuance is misunderstood](https://joncharbonneau.substack.com/p/eth-is-not-ultrasound-money-part "how value flows through Ethereum and why issuance is misunderstood")

### General/crypto

Coinbase: [lessons to learn from social engineering attack](https://www.coinbase.com/blog/social-engineering-a-coinbase-case-study "lessons to learn from social engineering attack")

Trail of Bits: [VSCode extensions](https://blog.trailofbits.com/2023/02/21/vscode-extension-escape-vulnerability/ "VSCode extensions") & [VSCode](https://blog.trailofbits.com/ "VSCode") vulnerabilities disclosed

[Static analysis detectors](https://eprint.iacr.org/2023/190 "Static analysis detectors") for common vulnerabilities in Circom programs

[wienr](https://github.com/zach-is-my-name/wiener#readme "wienr"): CLI reader for Week in <a href="/price/ethereum-eth" target="_blank" class="blog_inner_link">Ethereum</a> News
## Upcoming Dates of Note
(new/changes in **bold**)
Feb 27 – deadline for [EF academic grants round](https://esp.ethereum.foundation/academic-grants-2023 "EF academic grants round")
Feb 28 – [Sepolia testnet](https://github.com/eth-clients/sepolia/pull/30 "Sepolia testnet") upgrades to Shapella
Mar 2-5 – [ETHDenver Hackathon](https://www.ethdenver.com/ "ETHDenver Hackathon")
Mar 10-29 – [Scaling Ethereum](https://ethglobal.com/events/scaling2023 "Scaling Ethereum") (ETHGlobal) virtual
**Mar 11  –  [Ethereum Guatemala](https://www.eventbrite.com/e/ethereum-guatemala-11-de-marzo-tickets-531104466757 "Ethereum Guatemala")**
Mar 15-16 – [ETHDubai](https://www.ethdubaiconf.org/ "ETHDubai")
Mar 16-18 – [ETH Porto](https://ethporto.org/ "ETH Porto")
Mar 28-30 – [Ethereum Rio](https://www.ethereumbrasil.com/ethereumrio "Ethereum Rio")
Apr 3-6 – [Edcon](https://edcon.io/ "Edcon") Vienna
Apr 12-14 – [NFT NYC](https://www.nft.nyc/ "NFT NYC")
Apr 14-16 – [ETHGlobal Tokyo](https://tokyo.ethglobal.com/ "ETHGlobal Tokyo")
**Apr 14-16 – [ETHZurich](https://ethereumzuri.ch/ "ETHZurich") conference & hackathon**
Apr 21-23  – [EthTaipei ](https://eth-taipei.notion.site/ETHTaipei-2023-7aba2e9b4d264385ad26cb926639ed3a "EthTaipei ")hackathon
Apr 24-25  – [EthTaipei](https://eth-taipei.notion.site/ETHTaipei-2023-7aba2e9b4d264385ad26cb926639ed3a "EthTaipei") conference
Apr 27-30  – [Istanbul ETH Privacy](https://www.leadingprivacy.com/istanbul "Istanbul ETH Privacy") conference & hackathon
May 5-7 – [ETHMalaysia](https://ethmalaysia.com/ "ETHMalaysia") conference & hackathon
May 5-7 – [ETHTallinn](https://ethtallinn.org/ "ETHTallinn") hackathon
May 9-10 – [NFT Tallinn](https://nfttallinn.com/ "NFT Tallinn") conference
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 – [ETHGlobal Istanbul](https://ethglobal.com/events/istanbul "ETHGlobal Istanbul")
Jun 2-4 – [ETH Seoul](https://2023.ethseoul.org/ "ETH Seoul")
**Jun 9-11 – [ETHPrague](https://ethprague.com/ "ETHPrague") conference & hackathon**
Jun 23–25 – [ETHGlobal Toronto](https://ethglobal.com/events/toronto "ETHGlobal Toronto")
Jul 5-7 – [ETHBarcelona](https://ethbarcelona.com/ "ETHBarcelona")
Jul 17-20 – [EthCC](https://ethcc.io/ "EthCC") (Paris)
Jul 21–23 – [ETHGlobal Paris](https://ethglobal.com/events/paris2023 "ETHGlobal Paris")
Aug 16-19 – [Ethereum Argentina](https://twitter.com/EtherArgentina/status/1625857633260552200 "Ethereum Argentina") (Buenos Aires)
**Sep 10-12 – [Ethereum Singapore](https://www.ethereumsingapore.com/ "Ethereum Singapore") hackathon & conference**
Sep 22–24 – [ETHGlobal New York](https://ethglobal.com/events/newyork2023 "ETHGlobal New York")
Oct 6–25 – [ETHOnline](https://ethglobal.com/events/ethonline2023 "ETHOnline") (ETHGlobal) virtual

<div class="blog-details-info">
<div>Disclaimer
<div>Author: Andrew B Coathup and Evan Van Ness, Weekin<a href="/price/ethereum-eth" target="_blank" class="blog_inner_link">Ethereum</a>.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 Weekin<a href="/price/ethereum-eth" target="_blank" class="blog_inner_link">Ethereum</a>.substack Team. Please contact us to remove any infringement.
</div>