How Ethereum is replacing a trusted middleman, and freeing up time to scale.

Ephemeral Rollup: The New “L1.5” of Ethereum TLDR; Ethereum’s core job has always been verifying state transitions. While rollups made that verification succinct, they at the same time hold their use…

We took our shielded pool and pushed formal verification from the written spec down to the bytecode on a testnet: what it bought, what it cost, and where it stopped.

This is a recommended update addressing the recent CVE-2026-111943 (eMudhra compromised keys)

More compilers now write ethdebug data, and tools have started to read it. This post shows what that data does today, how you can build on it, and what comes next for the ethdebug format.

This release is a small bug fix release, but also removes the Amsterdam hardfork activation on Hoodi, as it has been delayed.

Docker images no longer trust the eMudhra roots listed in OpenJDK's guidance after the October 2026 CA compromise

A patch release on top of 2.2.1 with the October 2026 out-of-band .NET security updates. See the Microsoft announcement for details of the fixed vulnerabilities.

ChainSecurity’s EIP-8037 findings and the agentic hunt for affected contracts, RPC providers adopting FCR, an EIP-8288 explainer, and Devcon plans

0x02 CSM is live on on Lido, allowing anyone to run 0x02 validators through the Lido protocol. Learn more here.

Staking rewards, liquidity and product structure in European ETH ETPs On the surface, ETH ETPs can look similar, offering investors a listed and regulated route to ETH exposure. Staking changes that…

Confidential fund shares on Ethereum, with a complete register of record.

Reth v2.8.1 removes the Amsterdam activation from Hoodi, which has been cancelled: https://blog.ethereum.org/2026/10/22/glamsterdam-hoodi-delay

This is a REQUIRED update for Hoodi network. It unschedules the prior activation date of Gloas in the network.

This release includes multiple small bug fixes and expands our Amsterdam hardfork support to include EIP-7954: Increase Maximum Contract Size. See our Amsterdam Support guide for more details.

*This is a recommended release for its security content*

What ePBS changes for validators, how to upgrade Lighthouse for the Glamsterdam fork on Hoodi, and how to connect to Bombora.

The Glamsterdam upgrade on Hoodi, previously scheduled for October 26, 2026 at 17:42:48 UTC (epoch 132,352), has been postponed. A new activation date has not been set. This update supersedes the sch…

Borrow USDC against Coinbase tokenized stocks, without selling a single share.

Solidity v0.8.38 is out. This release fixes a low-severity bug in the Yul optimizer. The release also improves the performance of the DataFlowAnalyzer, which several Yul optimizer steps are built on.…

v1.8.6 is a patch release on top of v1.8.5 that picks up dependency security fixes.

ChainSafe's public-facing blockchain infrastructure averaged 99.99% uptime across 14 production endpoints over the past 12 months. See the RPC endpoints, Filecoin bootstrap nodes, snapshots, archive…

> [!CAUTION] > This is a required release for all Operators. > > This release is not Gloas/Glamsterdam ready, another upgrade will be required before the hardfork on your network.

This release enables the Amsterdam fork 🦩 on the Hoodi testnet at block timestamp 1793036568 (Mon, 26 Oct 2026 17:42:48 UTC).

fix(server): truncate explorer error response bodies (#3008) fix(server): return the current match's time as verifiedAt (#3009) Log each new verified match with its id after commit (#3024) Add the co…

We dealt with 70 total incidents over the past week. Read more for losses by threat category, what we collected, and IOCs.

Reth v2.8.0 schedules the Amsterdam hardfork on Hoodi, adds opt-in snap/2 sync and prewarm result reuse, and hardens peer-to-peer networking and RPC.

Reviews, vouches, and credibility scores that travel across apps.

One self-custodial app where the card spends USDC straight from an earning strategy.

Hoodi validators can rehearse Glamsterdam on 26 October, Caplin keeps validators on the right chain, and blocks and RPC calls run faster on the same hardware.

What shipped, what Glamsterdam and Hegotá change for stablecoins, custody, staking and shielded pools, and where the chain goes after.

In collaboration with @winderica TLDR: we port Tornado Cash to Flock, a post-quantum binary-field SNARK, proving a depth-32 withdrawal over SHA-256 in under 30 ms, and describe a simple recovery prot…

Lighthouse v8.3.0 is a mainnet-ready release with support for the Gloas hard fork on Hoodi :tada:. It also introduces the Fast Confirmation Rule (FCR), enables partial data columns by default on all…

ETH as a programmable store of value, a formally verified Fast Confirmation Rule, the Cambridge research week, Quick Slots on a devnet, and what L2s need from blobs

This release redeploys the Semaphore contracts on all supported networks so they include the root expiration fix from v4.14.4 (#1094), and removes Scroll Sepolia from the supported networks. The new…

> [!IMPORTANT] > Hoodi operators must run this release before Glamsterdam activates on Hoodi at 1793036568 (2026-10-26 17:42:48 UTC). It is the first ethrex release with the fork scheduled on Hoodi;…

This release schedules the Gloas fork on Hoodi at epoch 132352 (2026-10-26 17:42:48 UTC), with a 200M gas limit from the fork. Hoodi operators must update their beacon nodes and validator clients bef…

586 merged pull requests since 2.1.0, from 31 contributors.

@semaphore-protocol/contracts: Start the root expiration countdown when a root is replaced  -  by @vplasencia in https://github.com/semaphore-protocol/semaphore/issues/1094 (38d99)

This release contains security fixes. Operators are advised to upgrade promptly. Details will be published in security advisories on besu-eth/besu after operators have had an opportunity to upgrade.

The Nimbus consensus client v26.10.1 release is high-urgency for Hoodi due to its 26th October Glamsterdam fork activation, medium-urgency for other networks, and focuses on Glamsterdam improvements…

Update — October 22, 2026: The October 26 Hoodi activation has been postponed, including the scheduled gas-limit increase to 200M. The schedule and activation instructions below have been superseded.…

MFBD lays out the witness as memory-mapped structs indexed by minimal perfect hash maps, so Zilkworm's guest skips decoding, and every byte it casts is validated against the parent state root.

This is a recommended update containing improvements and bugfixes.

This release includes a compilation performance improvement and expands support for the upcoming Amsterdam hardfork to include EIP-2780 and EIP-8246. See our Amsterdam Support guide for more details.

The Arbitrum Stablecoin Growth Program is now open to protocols with at least $1M in stablecoin balances. Eligible protocols that commit to building with USDG as their primary stablecoin may be eligi…

xdeployer v3.1.26 is a dependency maintenance and general code chore release. Furthermore, we add support for six additional EVM networks:

SEAL Labs is our invite-only program for testing ideas with outside experts. First up: a six-month collaboration with BlockThreat to improve SEAL Intel.

KR1 plc, a London Stock Exchange-listed company, launches its own Ethereum validators run by P2P.org on Lido stVaults, targeting up to 6,000 ETH staked

Dedaub turns unverified EVM bytecode into readable contract logic, helping researchers investigate vulnerabilities and exploits. A Round 1 grant funded newer AI models and raised weekly AI-assisted r…

> ⚠️ This release is NOT Gloas-ready. It is a patch release on top of v1.11.0 for the current fork only. A Gloas-ready release of Charon for Hoodi will be published in the upcoming days, and one for…

Core Solidity is a new frontend for solc. It gives the language a new type system with algebraic data types, pattern matching, generics, traits and compile-time evaluation, and it moves much of what…

We dealt with 81 total incidents over the past week. Read more for losses by threat category, what we collected, and IOCs.

This release brings a bunch of performance optimizations, various improvements, and prepares SSV node software for the upcoming Glamsterdam (Gloas / ePBS) hard fork.

Security Audit Revamp, New Solidity Templates, Fill-in Variables with AI

If you've signed anything on Ethereum you know this feeling. The wallet pops up: an address, some hex, a function name... Where are these coming from? Am I even talking to the correct contract? What…

SEAL Intel breaks down the top 10 attack trends from Q3 2026 and what to do about them.

Good day Lodestar operators! We've just released v1.50.0. It is mandatory for Hoodi operators and recommended for mainnet users. Hoodi operators must also upgrade their execution client to a Glamster…

Armada commits 1% of the ARM token supply to Ethereum core development, with a novel revenue-locked structure tied to protocol usage milestones

Why AI raises Ethereum’s opportunity, FCR in production on Gnosis Chain’s bridge, Quick Slots considered for Hegotá, and Glamsterdam on Sepolia

How Zilkworm can treat witness bytes as state inside a RISC-V zkVM, using flat POD layouts and host-built minimal perfect hash maps to cut proving cost and close the pre-state validation gap.

This is a recommended update containing improvements and bug fixes.

This release expands our support for the upcoming Amsterdam hardfork, including: EIP-7976, EIP-7981, EIP-7997, EIP-8024 and EIP-8037. In particular, EIP-8037's separation of execution gas and state g…

This is a security-focused release, fixing several DoS risk issues ❤️‍🩹 . Note most of the the fixes related to bugs which only become possible after the activation of the Amsterdam fork. There are…

Thanks to Justin , Vitalik , Kev , Alex , Tau , Ignacio for the discussions, feedback and comments. EIP-8288 lets transactions depend on post-quantum signatures (leanSPHINCS) and STARK proofs (leanST…

🛠️ Fix: invalidate the lint cache when --fix mode changes so cached warnings get autofixed (#800)

Pay like a card, settle like Ethereum Card-terminal UX for payments from any rollup, with no bridge, no middleman and no one new to trust. That’s what stacking FCR and EEZ unlocks: about two slots to…

Glamsterdam has arrived on Sepolia and it's time to go through all the new data we're collecting

Ethereum PropAMMs: today and tomorrow \cdot by Mike and Maryam – October 7, 2026. \cdot Special thanks to George for inspiring this article by highlighting nuances we missed in our previous article a…

ETHSecurity Badge holders will direct TheDAO’s 400 ETH through Blossom Budgeting. Initiatives reach the ballot after raising 25% of their budget and receive funds if votes cover the remaining ask.

BitGo Bank & Trust, N.A. (“BitGo Bank & Trust”) has enabled ETH staking through the Lido protocol for eligible US clients.

Every client already keeps bytecode that no account points at. That never mattered, because code sits outside the state root. SETCODEFROM lets any transaction add to the pile, and the partitioned bin…

Global Dollar (USDG) launches on Arbitrum today with Fluid, Morpho, GMX, Maple, Uniswap and Kraken among the first integrations. Arbitrum joins Global Dollar Network , whose 150+ partners includes Bu…

This release focuses on Gloas builder configuration in the validator client. If you are testing Gloas builders, update to this release so your builder auth configuration is read correctly: proposer s…

Convert Store.time to Store.time_ms (#5667) Convert Store.genesis_time to Store.genesis_time_ms (#5668) Update and use time-related helpers (#5671) Use millisecond helpers in second-based time helper…