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

2023-03-13, 01:40

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## Eth News and Links
### Shapella (Shanghai + Capella) upgrade
Update your Goerli testnet nodes ready for [Shapella upgrade on March 14](https://github.com/ethereum/execution-specs/blob/master/network-upgrades/mainnet-upgrades/shanghai.md#upgrade-schedule "Shapella upgrade on March 14")

Consensus layer Sepolia releases:

Lighthouse [v3.5.1](https://github.com/sigp/lighthouse/releases/tag/v3.5.1 "v3.5.1")
Lodestar [v1.5.1](https://github.com/ChainSafe/lodestar/releases/tag/v1.5.1 "v1.5.1")
Nimbus [v23.3.0](https://github.com/status-im/nimbus-eth2/releases/tag/v23.3.0 "v23.3.0")
Prysm [v3.2.2](https://github.com/prysmaticlabs/prysm/releases/tag/v3.2.2 "v3.2.2")
Teku [v23.3.0](https://github.com/ConsenSys/teku/releases/tag/23.3.0 "v23.3.0")

Execution layer Sepolia releases:

Besu [v23.1.1](https://github.com/hyperledger/besu/releases/tag/23.1.1 "v23.1.1")
Erigon [v2.40.1](https://github.com/ledgerwatch/erigon/releases/tag/v2.40.1 "v2.40.1")
Geth [v1.11.4](https://github.com/ethereum/go-ethereum/releases/tag/v1.11.4 "v1.11.4")
Nethermind [v1.17.1](https://github.com/NethermindEth/nethermind/releases/tag/1.17.1 "v1.17.1")

[MEV-Boost guide](https://flashbots.notion.site/MEV-Boost-Capella-Upgrades-00cea01704794f6eb4f792c55b69c441 "MEV-Boost guide") updated with recommended versions for Shapella Goerli upgrade

Latest all core devs – consensus (ACDC) [call video](https://www.youtube.com/watch?v=C5SmmkriuwA&t=365s "call video"). Notes from [Ben Edgington](https://hackmd.io/benjaminion/BkIOGvPy2 "Ben Edgington") & [Christine Kim](https://www.galaxy.com/research/insights/ethereum-all-core-developers-consensus-call-104/ "Christine Kim"):

Discussions on blob signing API, SSZ, adding parent slot to blocks/attestations and draft Verge spec
### Dencun (Cancun + Deneb) upgrade
KZG Ceremony:

[71k+ contributors](https://ceremony.ethereum.org/ "71k+ contributors"), 19k+ in the lobby, only 2 days left in first general contribution period

Latest EIP4844 implementers [call video](https://www.youtube.com/watch?v=8hDlg-x6MjE&t=3s "call video"). Notes from [Terence](https://twitter.com/terencechain/status/1633163513245110272 "Terence")
### Layer 1
Proposal for [execution layer clients to suggest using a local block](https://github.com/ethereum/execution-apis/pull/388 "execution layer clients to suggest using a local block") based on their view of execution data

Verkle testnet [Kaustinen](https://twitter.com/parithosh_j/status/1633772212359421956 "Kaustinen") reborn, using proofs in blocks to conform with the consensus spec

<a href="/price/ethereum-eth" target="_blank" class="blog_inner_link">Ethereum</a> Protocol Fellows cohort 3 [projects](https://github.com/eth-protocol-fellows/cohort-three/tree/master/projects#readme "projects") & [final presentations](https://www.youtube.com/watch?v=oF_BRlXMVNY "final presentations") [video]

[E-star name discussion](https://ethereum-magicians.org/t/e-star-name-for-consensus-layer-upgrade-after-deneb/13248 "E-star name discussion") for Consensus Layer upgrade after Deneb
### Layer 2
Arbitrum proposal to [reduce challenge period for optimistic rollups](https://ethresear.ch/t/reducing-challenge-times-in-rollups/14997 "reduce challenge period for optimistic rollups"), uses Proof of Stake discrete slot times to detect possible forking censorship (block filtering)

Justin Drake: [based (L1 sequenced) rollups](https://ethresear.ch/t/based-rollups-superpowers-from-l1-sequencing/15016 "based (L1 sequenced) rollups"), L1 proposers include rollup blocks as part of L1 blocks

Concept of [multi-verifiers for validating bridges](https://ethresear.ch/t/multi-verifiers-as-a-hedge-against-validating-bridge-implementation-vulnerabilities/14974 "multi-verifiers for validating bridges"): increases security but at the expense of bridging cost
### EIPs/Standards
EIPs:
[EIP712](https://eips.ethereum.org/EIPS/eip-712 "EIP712"): Typed structured data hashing and signing; (updated to match common implementations [without author approval](https://twitter.com/_SamWilsn_/status/1633494479490498560 "without author approval"))

[EIP6601](https://github.com/ethereum/EIPs/pull/6601/files "EIP6601"): EVM Modular Arithmetic Extensions (EVMMAX)

ERCs:

[ERC6617](https://eips.ethereum.org/EIPS/eip-6617 "ERC6617"): Bit based permission

[ERC6662](https://github.com/ethereum/EIPs/pull/6662/files "ERC6662"): AA account metadata for authentication (ERC4337 extension)

[ERC6672](https://github.com/ethereum/EIPs/pull/6672/files "ERC6672"): Multi-redeemable NFTs

### Stuff for developers
[Solidity developer survey 2022 results:](https://blog.soliditylang.org/2023/03/10/solidity-developer-survey-2022-results/ "Solidity developer survey 2022 results:") Hardhat usage at 75%, Remix 42%, Foundry jumped to 30%, Truffle down to 17%; Solidity v0.8 usage at 90%

[Goerlinator](https://goerlinator.xyz/ "Goerlinator"): ETH Denver attendees can claim 50 Goerli ETH

[SS2ERC721](https://github.com/showtime-xyz/SS2ERC721#readme "SS2ERC721"): batch mints for up to 1228 addresses using SSTORE2, experimental

[Console.huff](https://github.com/AmadiMichael/Huff-Console#readme "Console.huff"): console.log for Huff, uses Foundry with experimental StdStyle support

snekmate [v0.0.1](https://github.com/pcaversaccio/snekmate/releases/tag/v0.0.1 "v0.0.1") (Vyper contracts): ERC20/721/1155/4626, ownable/access control & utilities

ethers.js [v6](https://docs.ethers.org/v6/migrating/ "v6") (soft launched) & [v6.1](https://github.com/ethers-io/ethers.js/blob/main/CHANGELOG.md#ethersv610-2023-03-07-0210 "v6.1"): ES2020 BigInt replaces BigNumber, imports in the root package and Typed API to call contracts

[viem](https://twitter.com/wagmi_sh/status/1632814443972395010 "viem"): lightweight composable Type_script_ modules to interface <a href="/price/ethereum-eth" target="_blank" class="blog_inner_link">Ethereum</a> (alternative to ethers.js/web3.js)

Scaffold-Eth [v2](https://github.com/scaffold-eth/se-2#readme "v2"): Type_script_, NextJS, wagmi, RainbowKit & Hardhat; contract hot reloading & burner wallets

[noble-curves](https://twitter.com/paulmillr/status/1633804139472777218 "noble-curves"): Java_script_ library for elliptic curves now production-ready

[AnyABI](https://anyabi.xyz/ "AnyABI"): fetch ABI using chain ID & address for contracts verified on Etherscan or Sourcify

[Equivalence checking](https://twitter.com/zachobront/status/1633906650514898947 "Equivalence checking") using Halmos (symbolic execution tool)

CTFs:
Curta CTF 2 × 4 = 8 challenge [solved](https://twitter.com/0xkarmacoma/status/1632551527729758208 "solved") using Halmos

Curta CTF 0xF1A9 challenge [solution](https://twitter.com/0x796/status/1634245725574905858 "solution") using Foundry

Base challenge [solution](https://mirror.xyz/0x65b54A4646369D8ad83CB58A5a6b39F22fcd8cEe/uyisyXLf0vrBv9jhnGMe9fnacE5mAaXkDwg6mP2a9sk "solution") using Foundry

[Ethernaut in Yul](https://dev.to/teddav/solving-the-ethernaut-with-yul-2a4h "Ethernaut in Yul") using Foundry

Sussy Huff [solution](https://gist.github.com/Jinmo/b6951c223ad19c8f1fa7b5a1aadc5e9a "solution")

[Dune SQL](https://dune.com/blog/introducing-dune-sql "Dune SQL"): queries as views, querying using addresses and 256 bit integer data types

Echidna [v2.1.0](https://github.com/crytic/echidna/releases/tag/v2.1.0 "v2.1.0"): on-chain fuzzing using state via RPC, experimental Windows support

Semaphore [v3.2.0](https://github.com/semaphore-protocol/semaphore/releases/tag/v3.2.0 "v3.2.0"): Sepolia & <a href="/price/optimism-op" target="_blank" class="blog_inner_link">Optimism</a> Goerli testnet support, SemaphoreEthers to fetch on-chain data
### Security
Tender Finance [$1.59 million exploit](https://tenderfi.medium.com/march-7-postmortem-170373e93cd1 "$1.59 million exploit") via decimal error in oracle integration, 62 ETH bounty agreed
### Ecosystem
Phil Daian: [geographic decentralization](https://collective.flashbots.net/t/decentralized-crypto-needs-you-to-be-a-geographical-decentralization-maxi/1385 "geographic decentralization") needed to avoid centralization

ETHDenver [videos](https://www.youtube.com/playlist?list=PLAy4HNUNlzRlPMWDNd1Oxun1X54EqP8K1 "videos") and [hackathon winners](https://twitter.com/ethereumdenver/status/1632501068134506496 "hackathon winners")

[ETHGlobal](https://ethglobal.medium.com/updates-to-the-2023-ethglobal-hackathon-season-1d2a9d418c91 "ETHGlobal") postponed Istanbul (likely until November), added Lisbon as a replacement, moved Toronto to Waterloo and added Pragma 1 day conference

[Etherscan](https://twitter.com/etherscan/status/1634188648144052226 "Etherscan") adds gas guzzlers, block producers & contract statistics dashboards
### Enterprise
Coinbase [Wallet as a Service](https://www.coinbase.com/blog/coinbase-announces-wallet-as-a-service-now-any-company-can-seamlessly "Wallet as a Service"): APIs to create Multi-Party Computation (MPC) wallets, split between the end user & Coinbase
### Application layer
[Privacy Pools v0](https://twitter.com/ameensol/status/1632083054272430080 "Privacy Pools v0"): live on <a href="/price/optimism-op" target="_blank" class="blog_inner_link">Optimism</a>, non-custodial mixer with opt-in/opt-out anonymity sets, unaudited, experimental

[Oasis](https://twitter.com/chrisbducky/status/1633889732882227207 "Oasis") disabled upgradeability after funds were recovered from Wormhole exploiter

[Iron Bank froze Alpha Homora accounts](https://rekt.news/iron-alpha/ "Iron Bank froze Alpha Homora accounts") due to $30 million debt from 2021 exploit

[Maker proposal](https://forum.makerdao.com/t/proposal-to-increase-debt-ceiling-for-mip65-by-750m-to-1250m/20060 "Maker proposal") to buy additional $750 million in US Treasuries

Element Finance [Council Kit](https://blog.element.fi/launching-council-kit/ "Council Kit"): SDK to create & manage DAOs

[Senate](https://twitter.com/senatelabs/status/1633518240558194699 "Senate"): track governance proposals across various DAOs

Reservoir's [Seaport Oracle](https://twitter.com/reservoir0x/status/1633556174774882321 "Seaport Oracle"): co-sign for off chain cancellations & price changes of listings & bids

ethOS [v2](https://twitter.com/EthereumPhone/status/1633875656969945088 "v2") (mobile OS): native web3 browser, mint NFTs from photos and app store
## Job Listings
L2BEAT is hiring a Senior Software Engineer & Product Owner. [Apply here](https://l2beat.notion.site/We-are-hiring-Work-at-L2BEAT-e4e637265ae94c5db7dfa2de336b940f "Apply here")!

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

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

<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")!
### Regulation/business/tokens
[Silvergate Bank](https://ir.silvergate.com/news/news-details/2023/Silvergate-Capital-Corporation-Announces-Intent-to-Wind-Down-Operations-and-Voluntarily-Liquidate-Silvergate-Bank/default.aspx "Silvergate Bank") winding down

[Silicon Valley Bank](https://www.fdic.gov/news/press-releases/2023/pr23016.html "Silicon Valley Bank") closed by California regulator with FDIC as receiver

[US Office of the Investor Advocate](https://pcaobus.org/resources/information-for-investors/investor-advisories/investor-advisory-exercise-caution-with-third-party-verification-proof-of-reserve-reports "US Office of the Investor Advocate") cautions relying on Proof of Reserve reports

Simon de la Rouviere: [NFT royalties matter](https://sceneswithsimon.substack.com/p/why-nft-royalties-matter "NFT royalties matter"), they allow creators to relinquish IP rights, give away NFTs and still make money to continue creating
### General/crypto
[Summer of Protocols](https://efdn.notion.site/Summer-of-Protocols-3d7983d922184c4eb72749e9cb60d076 "Summer of Protocols"): 18 week program, funding full & part time protocol researchers

[Polynonce](https://research.kudelskisecurity.com/2023/03/06/polynonce-a-tale-of-a-novel-ecdsa-attack-and-bitcoin-tears/ "Polynonce"): ECDSA key recovery attack using a batch of consecutive & ordered signatures

[SHA-3 buffer overflow vulnerability](https://eprint.iacr.org/2023/331 "SHA-3 buffer overflow vulnerability") found in several implementations

[Icicle](https://medium.com/ingonyama/introducing-icicle-an-open-source-gpu-library-for-zero-knowledge-acceleration-aad8c35b7f0a "Icicle"): library for ZK acceleration using CUDA-enabled GPUs, used in [Danksharding builder](https://medium.com/ingonyama/fast-danksharding-using-icicle-6411565bb245 "Danksharding builder")

[Poseidon2](https://eprint.iacr.org/2023/323 "Poseidon2"): optimized version of Poseidon hash function

## Upcoming Dates of Note
(new/changes in **bold**)
**Mar 13 – [Shapella community call](https://github.com/ethereum/pm/issues/741 "Shapella community call")**
Mar 14 – [Goerli testnet upgrades to Shapella](https://github.com/ethereum/execution-specs/blob/master/network-upgrades/mainnet-upgrades/shanghai.md#upgrade-schedule "Goerli testnet upgrades to Shapella")
Mar 15-16 – [ETHDubai](https://www.ethdubaiconf.org/ "ETHDubai")
Mar 16-18 – [ETH Porto](https://ethporto.org/ "ETH Porto")
**Mar 21 – deadline for [Summer of Protocols](https://efdn.notion.site/Application-5b71c238d6bd44cf9137946ef7767e53 "Summer of Protocols")**
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 3-6 – [Edcon](https://edcon.io/ "Edcon") Vienna
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
May 5-10 – [ETHTallinn](https://ethtallinn.org/ "ETHTallinn") hackathon & [NFT Tallinn](https://nfttallinn.com/ "NFT Tallinn") conference
**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 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, 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>