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

2023-03-20, 01:37

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## Eth News and Links
### Shapella (Shanghai + Capella) upgrade
Withdrawals are coming to [mainnet on April 12](https://github.com/ethereum/execution-specs/blob/master/network-upgrades/mainnet-upgrades/shanghai.md#upgrade-schedule "mainnet on April 12") with the Shapella upgrade

[Goerli testnet successfully upgraded](https://twitter.com/parithosh_j/status/1635795550875336705 "Goerli testnet successfully upgraded") to Shapella, testnet finalized after validators updated their clients, [withdrawals & BLS credential changes](https://goerli.beaconcha.in/validators/withdrawals "withdrawals & BLS credential changes") are being processed

Latest all core devs – execution (ACDE) [call video](https://www.youtube.com/watch?v=ViLwzeIuJUc&t=545s "call video"). [Summary](https://twitter.com/abcoathup/status/1636512807725445120 "Summary") by Tim Beiko.  Notes from [Tim Beiko](https://twitter.com/timbeiko/status/1636410999027953664 "Tim Beiko") & [Christine Kim](https://www.galaxy.com/research/insights/ethereum-all-core-developers-execution-call-157/ "Christine Kim"):

Mainnet Shapella upgrade scheduled, client releases expected in a week

Discussion on EL suggesting local blocks, consider after Shapella

Potential Cancun EIPs: SSZ minimal scope, SELFDESTRUCT removal, EVM MAX, BLS, transient storage, beacon state root in EVM, EOF, SWAPN & DUPN opcodes & PAY opcode

<a href="/ja/price/ethereum-eth" target="_blank" class="blog_inner_link">Ethereum</a> Cat Herders [client diversity survey results](https://medium.com/ethereum-cat-herders/exploring-ethereums-client-ecosystem-afc9affa84dd "client diversity survey results")

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

[First general contribution period is closed](https://twitter.com/trent_vanepps/status/1635311326213070848 "First general contribution period is closed"), people already in the lobby get to contribute

Special contribution period April 1-16

consensus-specs [v1.3.0-rc.4](https://github.com/ethereum/consensus-specs/releases/tag/v1.3.0-rc.4 "v1.3.0-rc.4"): additional Deneb test vectors

[EIP4844 fee market analysis](https://ethresear.ch/t/eip-4844-fee-market-analysis/15078 "EIP4844 fee market analysis"): data price of 1 wei sets wrong expectations and incentivizes spammy use of blobs
### Layer 1
[Slot finder](https://slots.symphonious.net/ "Slot finder") to pick time for network upgrades ([on historical roots boundary](https://twitter.com/TimBeiko/status/1636819688952045568 "on historical roots boundary"))

[Geth patched transaction pool DoS vulnerability](https://twitter.com/vdWijden/status/1635218368155488262 "Geth patched transaction pool DoS vulnerability") found on Goerli testnet

Nimbus [v23.3.0](https://github.com/status-im/nimbus-eth2/releases/tag/v23.3.0 "v23.3.0") added support for running multiple execution clients

Draft proposal to [replace SELFDESTRUCT with DEACTIVATE](https://notes.ethereum.org/ipsilon/HJFA-Bkg2 "replace SELFDESTRUCT with DEACTIVATE")

Withdrawals: [Coinbase](https://www.coinbase.com/blog/ethereums-shapella-upgrade-is-coming-heres-what-you-need-to-know "Coinbase") expected ~24 hours after Shapella and Lido expected mid May
### Client releases
Consensus layer:

Nimbus [v23.3.1](https://github.com/status-im/nimbus-eth2/releases/tag/v23.3.1 "v23.3.1"): config handling fixes, improves stability with Besu and fault tolerance when running multiple execution clients

Execution layer:

Nethermind [v1.17.2](https://github.com/NethermindEth/nethermind/releases/tag/1.17.2 "v1.17.2"): fixes bad block production when an empty block was scheduled
### Research
[Encrypted transaction pools](https://joncharbonneau.substack.com/p/encrypted-mempools "Encrypted transaction pools") to address MEV & censorship

[Transaction auctions](https://ethresear.ch/t/reducing-mev-with-transaction-auction/15057 "Transaction auctions") with same trust assumptions as today to give some MEV back to users

Idea for [Subgame Credible anti-MEV](https://twitter.com/stephensonhmatt/status/1636097739653259264 "Subgame Credible anti-MEV") mechanism to retroactively penalize harms
### For Stakers
[Withdrawals explainer](https://mirror.xyz/rolfy.eth/ZTctOYeO2ZwOHm6ApUTfbh5wvQu1W_jZuvOpnLlsrzg "Withdrawals explainer"): automated process but withdrawal key needs to be an <a href="/ja/price/ethereum-eth" target="_blank" class="blog_inner_link">Ethereum</a> address, no need to rush BLS credential change unless mnemonic compromised
### Layer 2
[Arbitrum One & Nova](https://arbitrumfoundation.medium.com/arbitrum-the-next-phase-of-decentralization-e7f8b37b5226 "Arbitrum One & Nova") moved to on-chain DAO governance with 9 of 12 security council (for emergency updates), token airdrop next week with 12.75% for users and 1.13% for Protocol Guild & DAOs with treasuries on Arbitrum; Arbitrum Orbit announced: permissionless creation of L3s

Aztec: [sunsetting Aztec Connect](https://medium.com/aztec-protocol/sunsetting-aztec-connect-a786edce5cae "sunsetting Aztec Connect") to focus on their zkEVM rollup

Patrick McCorry: [defining rollups](https://stonecoldpat.substack.com/p/deconstructing-rollups "defining rollups") both by the community and the validating bridge
### EIPs/Standards
EIPs:

[EIP6690](https://github.com/ethereum/EIPs/pull/6690/files "EIP6690"): EVM modular arithmetic extensions (EVM MAX) decoupled from EOF

ERCs:

[ERC6682](https://github.com/ethereum/EIPs/pull/6682/files "ERC6682"): NFT Flashloans
### Stuff for developers
[EVM language design](https://jtriley.substack.com/p/ethereum-virtual-machine-language "EVM language design"): overview of Solidity, Vyper, Fe, Huff, ETK and Yul

[Calldata encoding](https://medium.com/ljmanini/abi-encoding-deep-dive-fbb750facea9 "Calldata encoding") deep dive

Gas analysis of [clones vs naive factories](https://twitter.com/PopPunkOnChain/status/1636136500428673024 "clones vs naive factories"): only use clones for low throughput

[Function dispatcher optimization](https://philogy.github.io/posts/selector-switches/ "Function dispatcher optimization") using Huff

[Ganache JSON-RPC reference](https://ganache.dev/ "Ganache JSON-RPC reference"), run RPC methods using Ganache in the browser

web3.py [v6](https://snakecharmers.ethereum.org/web3py-v6-release/ "v6"): Python v3.10/11 support, [AsyncHTTPProvider](https://snakecharmers.ethereum.org/web3-py-patterns-intro-async/ "AsyncHTTPProvider"), safe & finalized block identifiers, improved multithreading, improved customization and CCIP Read support

Sourcify [v2](https://docs.sourcify.dev/blog/sourcify-v2/ "v2"): reusable lib-sourcify library to verify a contract using the source, chain & address

BlockSec [Phalcon](https://twitter.com/BlockSecTeam/status/1635282081793314821 "Phalcon") transaction explorer adds debugging & improved transaction sharing

[Pyrometer](https://www.nascent.xyz/idea/introducing-pyrometer "Pyrometer"): security tool for contract analysis, alpha

[Paradigm data portal](https://twitter.com/notnotstorm/status/1636768359810498561 "Paradigm data portal"): public datasets for contract bytecode & metadata, ETH transfers and contract slots, parquet file format

Worldcoin: [World ID](https://worldcoin.org/blog/announcements/introducing-world-id-and-sdk "World ID") protocol & SDK with phone number & privacy-preserving iris verifications
### Security
Euler Finance [$197 million exploit](https://www.hacknote.co/17c261f7d8fWbdml/doc/186daaddc4cl77Dj#186daaddc4cl77Dj "$197 million exploit"), lack of health check in donation mechanism

ParaSpace exploit [blocked by BlockSec](https://twitter.com/ParaSpace_NFT/status/1636679472605982722 "blocked by BlockSec") with 2.9k ETH rescued

Immunefi [Proof of Concept templates](https://medium.com/immunefi/immunefi-poc-templates-4345f098ac69 "Proof of Concept templates") using Foundry: reentrancy, token balance manipulation, flash loan and price manipulation
### Ecosystem
Finematics: [withdrawals explainer](https://finematics.com/ethereum-staking-withdrawals-explained/ "withdrawals explainer")
EF’s [Next Billion fellowship](https://blog.ethereum.org/2023/03/16/fellowship-cohort-3-applications "Next Billion fellowship") cohort 3, applications close April 28

Vitalik: [choosing guardians for multisig & social recovery wallets](https://www.reddit.com/r/ethereum/comments/11tijiv/how_i_think_about_choosing_guardians_for_multisig/ "choosing guardians for multisig & social recovery wallets")
### Enterprise
[NAB](https://news.nab.com.au/news/nab-completes-world-first-with-cross-border-stablecoin-transaction/ "NAB") (Australian bank) pilots intra-bank cross border stablecoin transaction

Microsoft [Edge browser](https://twitter.com/thebookisclosed/status/1636759487829917698 "Edge browser") testing native crypto wallet

[Meta winding down NFT efforts](https://twitter.com/skasriel/status/1635386565487898624 "Meta winding down NFT efforts") for now
### Application layer
Bank run panic caused USDC to depeg outside banking hours:

[Uniswap](https://twitter.com/haydenzadams/status/1634756130776678400 "Uniswap") nearly $12 billion in daily volume

[MEV-Boost](https://twitter.com/bertcmiller/status/1634931226393051136 "MEV-Boost") payments all time high

$DAI depegged, generally even more than USDC

[Maker](https://twitter.com/makerdao/status/1636009739329863680 "Maker") reduced governance execution delay to 16 hours and added PSM circuit breaker

[Nexus Mutual v2](https://nexusmutual.io/blog/nexus-mutual-v2-live-on-ethereum-mainnet "Nexus Mutual v2") live on mainnet, cover for crypto-native & real world risks, cover as NFTs

Sismo [zkConnect](https://twitter.com/sismo_eth/status/1636371873377423361 "zkConnect"): private single sign-on, beta

[Stealcam](https://www.stealcam.com/faq "Stealcam"): NFT photos only the holder can view, pixelated for everyone else, live on Arbitrum

POAP [Drops](https://blog.poap.xyz/drops/ "Drops"): streamlined creation, view past drops and manage existing POAPs

[DAO Drops](https://twitter.com/dao_drops/status/1634287532333584418 "DAO Drops") (retroactive public goods funding): allocate $250k DAI from EF grant. Voting power given to contract deployers, POAP collectors and DAO voters.  Vote by March 24
## Job Listings
[Nimbus](https://nimbus.team/#about "Nimbus") is hiring a [Site Reliability Engineer](https://jobs.status.im/?gh_jid=4797968 "Site Reliability Engineer")

<a href="/ja/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")!

L2BEAT is hiring a Senior Software Engineer & Product Owner. [Apply here](https://l2beat.notion.site/We-are-hiring-Work-at-L2BEAT-e4e637265ae94c5db7dfa2de336b940f "Apply here")!

[Immutable](https://www.immutable.com/ "Immutable") is hiring a [Principal Product Security Engineer](https://jobs.lever.co/immutable/71ade1b0-3b69-4b85-af79-3c5c223a0e1f "Principal Product Security Engineer")

### Regulation/business/tokens
[FDIC fully protected deposits](https://home.treasury.gov/news/press-releases/jy1337 "FDIC fully protected deposits") at SVB & Signature Bank, which helped restabilize USDC

[US Fed](https://www.federalreserve.gov/newsevents/pressreleases/orders20230127a.htm "US Fed") denies Caitlin Long’s Custodia Bank membership application (custodial only, no fractional reserves)

Blockchain Association [collecting evidence of crypto debanking](https://twitter.com/jchervinsky/status/1636356457770762245 "collecting evidence of crypto debanking")

[Data visualization on implied versus realized volatility](https://blog.rysk.finance/low-volatility-in-crypto-markets-91446f5cbb28 "Data visualization on implied versus realized volatility") in crypto options [[Starbloom](https://twitter.com/starbloomvent "Starbloom") portfolio]

[Mint first](https://jacob.energy/mint-first.html "Mint first"): creators should mint content as NFTs and then amplify on social media
### General/crypto
PeopleDAO [76 ETH social engineering exploit](https://twitter.com/the_peopledao/status/1634518915668668416 "76 ETH social engineering exploit"), payment added to Google sheet shared in Discord

[Semacaulk](https://geometry.xyz/notebook/geometry-presents-semacaulk-a-gas-efficient-zero-knowledge-set-membership-protocol "Semacaulk"): zk set membership protocol, reduces insert gas from 1M to 68k (using KZG commitments instead of Merkle trees), proof of concept

[CASPER](https://www.bleepingcomputer.com/news/security/casper-attack-steals-data-using-air-gapped-computers-internal-speaker/ "CASPER"): <a href="/ja/price/secret-scrt" target="_blank" class="blog_inner_link">Secret</a> channel attack via computer's internal speaker to a mobile phone at 20bits/sec

[Vespass](https://github.com/nalinbhardwaj/Vespass#readme "Vespass"): password manager, uses <a href="/ja/price/secret-scrt" target="_blank" class="blog_inner_link">Secret</a> sharing & hardware enclaves, no master password

## Upcoming Dates of Note
(new/changes in **bold**)
Mar 21 – deadline for [Summer of Protocols](https://efdn.notion.site/Application-5b71c238d6bd44cf9137946ef7767e53 "Summer of Protocols")
**Mar 24 – deadline to vote for [DAO Drops](https://twitter.com/dao_drops/status/1634287532333584418 "DAO Drops")**
Mar 28-30 – [Ethereum Rio](https://www.ethereumbrasil.com/ethereumrio "Ethereum Rio")
Mar 31 - Apr 2 – [ETHSamba](https://twitter.com/ethsamba/status/1631326304447627265 "ETHSamba") (Rio) hackathon & conference
Mar 31 – deadline for [EF account abstraction grants round](https://esp.ethereum.foundation/account-abstraction-grants "EF account abstraction grants round")
**Apr 5-8 – [ETH Beijing](https://www.ethbeijing.xyz/ "ETH Beijing") hackathon
Apr 12 – [Mainnet upgrades to Shapella](https://github.com/ethereum/execution-specs/blob/master/network-upgrades/mainnet-upgrades/shanghai.md#upgrade-schedule "Mainnet upgrades to Shapella")**
Apr 12-14 – [NFT NYC](https://www.nft.nyc/ "NFT NYC")
Apr 13-16 – [Pragma Tokyo](https://ethglobal.com/events/pragma-tokyo "Pragma Tokyo") & [ETHGlobal Tokyo](https://tokyo.ethglobal.com/ "ETHGlobal Tokyo") hackathon
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
**Apr 28 – deadline for EF’s [Next Billion fellowship cohort 3](https://blog.ethereum.org/2023/03/16/fellowship-cohort-3-applications "Next Billion fellowship cohort 3")**
May 5-10 – [ETHTallinn](https://ethtallinn.org/ "ETHTallinn") hackathon & [NFT Tallinn](https://nfttallinn.com/ "NFT Tallinn") conference
**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 12-14 – [ETHGlobal Lisbon](https://ethglobal.com/events/lisbon "ETHGlobal Lisbon")
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 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)
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 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
**Oct 28–30 – [ETH Lisbon](https://www.ethlisbon.org/ "ETH Lisbon") hackathon**

<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>