Sepolia testnet upgraded to Glamsterdam, Hoodi testnet upgrades to Glamsterdam October 26, Justin Drake: plan for bunker mode but don’t rush or panic
Ecosystem
- 🐻❄️ Sepolia testnet upgraded to Glamsterdam:
- EthCoordinate viewing party
- 200M gas limit on Sepolia
- Terence (Prysm): early scaling results
- Justin Drake (EF): industry should plan for bunker mode, controlled mass migration of assets to fresh addresses (never signed a transaction), don’t rush or panic, ECDSA could break before Q day, need to accelerate strawmap (strawman roadmap) timelines
- Vitalik: minimize exposure to potentially AI vulnerable cryptography, be careful with migrations (lost more in botched migrations than hacks)
- Yukon HashSmash: autoresearch challenge for collision attacks on reduced round SHA-256, SHA3-256 & BLAKE3
- ETHSofia conference videos
- Ethereum Applications Guild global buildathon winners & Sydney hackathon winners
- ETH metrics:
- Gas (gwei): 0.4 average, 0 - 13.1 (13.6 for zero net issuance)
- ETH supply: 122.1M, 20k net issuance
- ETHUSD: $2,409 - $2,767 (all time high $4,946, August 24, 2025)
- ETHBTC: 0.03 (0.165 for the Flippening)
Sponsor: Consensys

Consensys and Clear partner to bring 24/7 settlement infrastructure to wholesale markets
Cryptographic finality meets settlement finality: powerful, regulated infrastructure for the movement of money and assets on chain.
Enterprise
- OKXICE (OKX & parent of NYSE joint venture) notified SEC of intention to launch tokenized securities venue under innovation exemption, using permissioned Uniswap v4 liquidity pools on X Layer (L2)
- SMBC Nikko x Nethermind collaborating with Uniswap Labs, Base & Nyx Foundation to build DeFi gateway for Japan, completion expected mid 2027
- Ethereum Institutional: adds list of institutional deployments on mainnet & L2s
Applications
- Aave Labs: Foundation proposal (phase 1), memberless Cayman Islands foundation company to hold title to Aave trademark & related IP
- Global Dollar (USDG) expands to Arbitrum
- Derive V3 (trading) live, zk proofs verified on mainnet replace Derive Chain (L2)
- Safe Labs Safe Pro paid layer for team wide admin
- Octant Epoch 13 (privacy round): 15 projects, 100 ETH matching, allocate October 14 - 21
Developers
- Nomic Foundation Hardhat v3.19.0 (dev framework): expands experimental Glamsterdam upgrade support (adds EIP7976 increase calldata floor cost, EIP7981 increase access list cost, EIP7997 deterministic factory contract, EIP8024 SWAPN, DUPN & EXCHANGE opcodes and EIP8037 state creation gas cost increase)
- EVM Golf (Rust tool): rewrites deployed bytecode to use less gas, changes only accepted if proved in Lean & revm transaction replay matches
- BuidlGuidl Learning Lab (browser based lab with AI tutor) adds beginner labs on wallets & building a crowdfunding contract
- Application layer standards (ERCs):
Security
- The Red Guild Phishing Dojo v3 beta, interactive training against simulated threats
- TheDAO Security Fund ETHSecurity initiatives round explainer: initiatives (RFPs & grants) need 25% of budget raised & $200k or less funding gap to qualify for share of up to 400 ETH (all or nothing) allocation voted by badge holders starting mid November
All core devs (main protocol calls)
All core devs - execution (ACDE) #247
- Glamsterdam upgrade (targeting 2026):
- Hoodi testnet activates Glamsterdam October 26, client releases by October 16
- Hegotá upgrade (targeting 2027):
- Danceratopz (EF): EIP complexity assessments retro presentation & results
- Łukasz Rozmej (Nethermind): accelerate upgrade frequency, coordination & testing are bottlenecks
- Non headliner scoping used EIPs by average client rating
- 8 EIPs Considered for Inclusion (CFI):
- EIP5920 PAY opcode
- EIP8151 account code restricted ecRecover & EIP8298 SETCODEFROM code reuse instruction
- EIP8360 TCREATE opcode & EIP4758 deactivate SELFDESTRUCT
- EIP7709 read BLOCKHASH from storage & update cost
- EIP8077 eth/XX announce transactions with nonce
- EIP8116 replace cumulative receipt fields
- 3 EIPs Declined for Inclusion (DFI):
- 1 EIP Proposed for Inclusion (PFI):
- EIP7907 meter contract code size
All core devs - testing (ACDT) #99 + consensus layer breakout
Layer 1
- consensus-specs v1.7.0-beta.3 & v1.7.0-beta.4
- Glamsterdam upgrade (targeting 2026):
- Glamsterdam EIPs moved to Last Call
- ethPandaOps data collection, adds 25 data tables for Glamsterdam
- Hegotá upgrade (targeting 2027):
- Frame transactions breakout #6: frames-devnet-1 (spec) targeting next week adds EIP8250 keyed nonces, EIP8272 recent roots & EIP7906 transaction assertions
- EF Access cluster: transaction assertions
- focil-devnet-1 live (relaunch of focil-devnet-0)
- Giulio Rebuffo Bend SSZ (library): types formally proved against specification
- Feel Your Protocol MCP server: explore Glamsterdam EIPs with your agent
- Ethereum improvement proposals (EIPs):
Staking
- EthStaker Eth Docker v26.10.0: adds initial Glamsterdam support
- Client diversity: Consensus layer: Lighthouse ~52% (data may not be accurate)
- Staking market share: Lido 21.6% [Note: dual governance]
- Validators: 853k active (target 128k), 24k accumulating (0x02 withdrawal credentials)
- Client releases:
- Consensus layer:
- Consensys Teku 26.10.0 (recommended): block production optimizations & improved peering stability
- Offchain Prysm v7.2.1: Glamsterdam builder config in validator client, partial data columns enabled by default, 200M gas limit default for Sepolia testnet
- Status Nimbus v26.10.0 (medium): adds Glamsterdam upgrade art, improved discovery & Sepolia testnet peering
- Execution layer:
- EF Geth v1.17.8 (recommended): security fixes for DoS issues (mostly in Glamsterdam)
- Lambda ethrex v29.0.0 & v29.0.1: block access list hardening, stateless input format change & Glamsterdam upgrade art
- Consensus layer:
Research
- soispoke (EF) post quantum proofs via exposed instruction set architecture (ISA): comparison of EVM, RISC-V & an Ethereum ISA designed for proving (eISA)
Layer 2
- Arbitrum: guard added to one step proof & paused new Stylus contracts, precautionary against AI assisted attacks
- Starknet considering becoming an L1 for quantum resistance
- L2s shutting down:
- Luca Donno (L2Beat) native rollups: closed devnet, half mocked native rollup, based on frames-devnet-0
Regulation
- US CFTC seeks comment on potential exchange rules for retail leveraged crypto trading (Regulation CTX) & crypto asset market registration (Regulation CAM)
- CFTC Chair Selig: “federal option for crypto asset exchanges”
- US FinCEN withdraws proposed crypto rules on unhosted wallet recordkeeping, verification & reporting requirements and crypto mixing
General
- Gnosis Chain bridges using fast confirmation rule (FCR)
- ZachXBT infiltrated Chinese laundering syndicate investigating 2025 Bybit exploit
- Anthropic: OSS Scanner, project maintainers can apply for regular vulnerability scans
- ICANN top level domain applications, includes .base (Coinbase), .ethereum brand (EF) & .ens brand (ENS, eth is Ethiopia ISO country code)
Editor: @abcoathup
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