The Ethereum Foundation’s Trillion Dollar Security (1TS) initiative is proud to announce a grant allocation to Freedom of the Press Foundation (FPF) to support the continued development of WEBCAT. WEBCAT is an open source tool that lets browsers verify that code served by an enrolled website matches what its developers...
We are pleased to share that pcaversaccio (pc) has joined the Ethereum Foundation Board. pc is a long time contributor to the Ethereum ecosystem, a co-founder and lead of SEAL 911, and has been a member of the EF's Silviculture Society, which provides informal counsel to EF aimed at...
Devcon 8 tickets are live! 🇮🇳 This November, the Ethereum community will gather in Mumbai for a more focused and intimate Devcon. Devcon gathers minds from across Ethereum and beyond: builders, researchers, maintainers, organizers, and anyone curious about the future of open technology. Across four days, you can...
Notes from the Ethereum Foundation's Protocol Security team on running coordinated AI agents against real protocol code, including how we organize the work, what holds up under scrutiny, and what client teams and security researchers can take from it. This post stands on its own; later posts will go deeper...
Current global shifts clearly signal a critical need for shared, neutral digital public infrastructure outside the control of any single centralized actor. As a public, programmable network designed to operate without reliance on any single party, Ethereum was built to address precisely these needs. Today, the Ethereum Foundation Global...
Today, the EF is changing shape, concluding a months-long process of reorganization as part of the implementation of the Mandate and the Treasury Management Policy. We come out of this process with the structure, activities, and people necessary for execution on the critical tasks ahead of us, but also...
An Ethereum Working Group consisting of wallet developers, security firms and the Ethereum Foundation’s Trillion Dollar Security Initiative today launched an open standard designed to end blind signing — a structural flaw that has contributed to billions in user losses, including the Bybit hack. Ethereum Foundation’s Trillion Dollar Security Initiative...
A semi-regular gathering of Ethereum core devs from various client teams, or interop, recently took place in Svalbard, Norway. Over the week-long event, teams focused on hardening and preparation for the next upgrade, Glamsterdam. Several important milestones came out of the week, including: 200M gas limit floor established:...
This past week, just over 100 Ethereum core contributors gathered above the Arctic Circle — in Longyearbyen, Svalbard — for the Soldøgn Interop: a week of intense work on the Glamsterdam network upgrade. Soldøgn followed last year's Berlinterop, but returned to the format used by Amphora 🏺, [Edelweiss 🏔️](https://blog.ethereum.org/2023/02/07/edelweiss-interop-recap...
TL;DR: 📝 Applications for EPF7 are open until May 13 🔎 Review the program details for EPF7 🎙️ An introductory town hall will be held on May 6 at 1500 UTC We are excited to announce that applications are now open for the seventh cohort of the [Ethereum...
Q1 2026 continued our focus on strengthening Ethereum’s foundations, with sustained investment in core domains like cryptography, zero-knowledge proofs, security, and protocol research. See the list below of the projects and ecosystem efforts we supported this quarter as builders advance critical infrastructure, tools, and research across the network. Explore...
In late 2024, the Ethereum Foundation, together with Secureum, The Red Guild, and Security Alliance (SEAL), launched the ETH Rangers Program, an initiative to provide stipends for individuals doing public goods security work in the Ethereum ecosystem. The goal of the program was straightforward: to fund independent efforts that...
Ethereum's All Core Developer calls can be a lot to keep up with, so this "Checkpoint" series aims for periodic high-level updates, depending on what's happening in core development. See the previous update here. !image...
*The North Star of the Platform team is for Ethereum to scale as a cohesive system and enable confident adoption by all users. This post is intended to share our perspective on the L1 \ L2 relationship, the roles of each layer, and how we (as an ecosystem) are leveraging...
Dearest Friends, Today we are publishing the EF Mandate, a document that serves as part constitution, part manifesto, and part guide for the Ethereum Foundation. It is written primarily for the EF itself: to be clear about what we are here to do, the principles by which we...
The commons called. It wants a runway. Every so often, in the blockchain world’s usual cycle of funding scares, a team maintaining a widely used open source public good declares mayday. Libp2p is a core infrastructure stack that powers multiple Ethereum clients (among others) and a large part of...
The Ethereum Foundation has begun staking a portion of its treasury, in line with its Treasury Policy announced last year. Approximately 70,000 ETH is being staked with rewards directed back to the EF treasury....
DeFi isn't a speculative bet on the future. It's the inevitable evolution of finance, driven by a fundamental truth: financial autonomy is a right, not a privilege. And it's been a critical driver of Ethereum's growth and adoption. We want to see DeFi thrive, but we're opinionated about what...
We introduced Protocol last June which organized our work around three strategic initiatives: Scale L1, Scale Blobs, and Improve UX. A lot has happened since then! In this post, we want to share what we accomplished last year, how our thinking has evolved, and where Protocol is headed in 2026....
Platform is a new team inside the EF with one goal: Deliver the strongest possible Ethereum platform, where L1 and L2s are best positioned to support users, apps, and all organizations building on Ethereum. This requires improving the L1 \ L2 relationship, so that we grow as a mutually...
tl;dr: Ethereum Protocol Studies returns for 2026 with new content tracks in cryptography, lean consensus and zkEVM, plus a new self-paced learning platform. The program kicks off February 23rd. Visit epf.wiki to get started. Ethereum Protocol Studies (EPS) is back. Since launching as a 10-week study group ahead of...
Today, we are announcing a transition in the executive leadership team at the Ethereum Foundation. After extensive contributions to the Foundation’s mission and operations, Tomasz Stańczak has decided to step down from his role as Co-Executive Director. The Foundation’s Board has appointed Bastian Aue to serve as interim Co-Executive Director,...
tl;dr I am stepping down from my co-ED role at the EF at the end of February 2026. Bastian Aue is taking over the co-ED role alongside Hsiao-Wei. The future is bright for builders, for Ethereum, for the EF, and for me....
The EF's Academic Secretariat team is proud to announce the launch of the inaugural PhD Fellowship Program, a pioneering initiative aimed at empowering and expanding the frontiers of Ethereum-related academic research, by supporting Ethereum-related academic work led by PhD students....
During Devconnect Buenos Aires, the Ethereum Foundation and Secureum TrustX brought together Ethereum security practitioners for Trillion Dollar Security Day, a focused event exploring what it would take to securely support a trillion-dollar Ethereum economy. The event brought together around eighty participants from across the Ethereum Security Ecosystem—spanning Infrastructure,...
Q4 2025 closed out the year with exciting growth across the ecosystem! Dive into the projects and community initiatives we supported this quarter and see what our grantees have been building:...
Ethereum’s All Core Developer calls are a lot to keep up with, so this "Checkpoint" series aims for high-level updates roughly every 4-8 weeks, depending on what’s happening in core development. See the previous update here. If you enjoy reading core development updates, you may also be...
Devcon, the Ethereum community’s annual global gathering for builders, will take place from 3-6 November 2026 at the JIO World Center in Mumbai, India. This Devcon 8 update is not a full vision, but will help organizers and the wider ecosystem plan. More details on programming, tracks, and participation...
Fusaka shipped PeerDAS in addition to a myriad of minor features and Glamsterdam’s major features will include Block-level Access Lists and enshrined Proposer-Builder Separation. Now we begin outlining the subsequent upgrade: Hegotá....
Thanks to Arantxa Zapico, Benedikt Wagner, and Dmitry Khovratovich from the EF cryptography team for their contributions, and to Ladislaus, Kev, Alex, and Marius for the careful review and feedback. The zkEVM ecosystem has been sprinting for a year. And it worked! We crossed the finish line for real-time...
Disclaimer: The following blog is a proposal from the Stateless Consensus team. Content may not imply consensus views, and the EF is a broad organization that includes a healthy diversity of opinion across Protocol and beyond that together strengthen Ethereum. Special thanks to Ladislaus von Daniels and Marius van der...
Devconnect Buenos Aires wrapped up as the largest Ethereum Foundation event yet, bringing together a global mix of developers, founders, creators, and curious newcomers....
Q3 2025 brought an exciting wave of innovation and community energy! Explore the projects we funded this quarter and the work they’re advancing:...
Disclaimer: The following blog is a proposal from the Account Abstraction team. Content may not imply consensus views, and the EF is a broad organization that includes a healthy diversity of opinion across Protocol and beyond that together strengthen Ethereum. Since the early days of Ethereum, the promise has...
Ethereum’s weekly All Core Developer calls are a lot to keep up with, so this "Checkpoint" series aims for high-level updates roughly every 4-6 weeks, depending on what’s happening in core development. See the previous update here. If you enjoy reading core development updates, y...
Fusaka follows this year's Pectra upgrade, representing a major step forward in Ethereum's scaling roadmap that improves L1 performance, increases blob throughput, and enhances user experience. The Fusaka network upgrade is scheduled to activate on the Ethereum mainnet at slot 13,164,544 (December 3, 2025, 21:49:11 UTC). Fusaka also introduces...
In two weeks, we open the doors to the first-ever Ethereum World’s Fair at La Rural in Buenos Aires. This year isn’t about someday. It’s about now. On Ethereum today you can pay, play, vote, save, borrow, lend, and chat, all onchain — and at Devconnect you’ll experience that...
Over the past few years, the Ethereum ecosystem has grown in depth, diversity, and maturity. Builders and communities worldwide have pushed the boundaries of what’s possible, creating new tools, protocols, and public goods that strengthen the network as a whole. As the ecosystem grows, our approach to supporting it must...
Starting with the upcoming Fusaka hard fork, EIP-7825 introduces a per-transaction gas limit cap of 2²⁴ (≈ 16.78 million gas). This change is already live on Holesky and Sepolia, and will activate on mainnet with Fusaka. Developers and users who rely on very large transactions should verify that...
tl;dr: Over the last couple of days, some L2s noticed that their deployments on Sepolia didn't work properly anymore. This is due to EIP-7594 which changes the format for proofs. In anticipation of Fusaka, we urge all blob originators to update their software to create Cell Proofs instead of blob...
The Ethereum Foundation has opened applications for the 2026 Internship Program: a paid, full-time opportunity to work directly with teams advancing the Ethereum protocol and ecosystem. Interns will join EF teams for 12 weeks over the summer, contributing to active R&D and ecosystem-oriented projects across a wide range of...
The Funding Coordination team is excited to announce a joint initiative with Keyring Network that introduces a new approach to impact funding in the Ethereum ecosystem....
Privacy is the freedom to choose what you share, when you share it, and who you share it with. We all take this for granted in daily life: closing the door to a room, casting a secret ballot, or speaking privately with a friend. But online and onchain, these protections...
Ethereum’s weekly All Core Developer calls are a lot to keep up with, so this "Checkpoint" series aims for high-level updates roughly every 4-5 weeks, depending on what’s happening in core development. See the previous update here....
Today we are proud to announce a new leadership structure for privacy-related efforts at the Ethereum Foundation: Igor Barinov joins as coordinator of Privacy @ EF, guiding strategy and alignment across privacy-focused efforts including PSE and more. Igor has over a decade of experience in the Ethereum ecosystem as...
Fusaka follows this year's Pectra upgrade, representing a major step forward in Ethereum's scaling roadmap by introducing PeerDAS and key improvements that enhance blob throughput, L1 performance, and user experience. This post announces the testnet activation schedule for the first three testnets, beginning with Holesky at slot 5,283,840 (October...
World’s Fairs have historically showcased the biggest innovations of their time like telephones, televisions, photography, and light bulbs. In this spirit, Ethereum gets its own World’s Fair this November in Buenos Aires. A week where the ecosystem doesn’t just talk about innovation, but showcases what’s being built now, and what’s...
Today, we are excited to announce the start of the Fusaka audit contest, co-sponsored by Gnosis and Lido, hosted on Sherlock, and running for four weeks from September 15th. The goal is simple: maximize scrutiny of the Fusaka upgrade and surface vulnerabilities before they can impact the network. To...
As previously announced, the Holešky testnet has reached its planned end-of-life date and will be sunset shortly. The vast majority of remaining validator nodes will be shut down 2 weeks after the Fusaka upgrade has finalized on Holešky. After this, Holešky will no longer be supported by client, testing or...
The EF’s Grants Program launched in 2018 and has evolved over time to become the Ecosystem Support Program (ESP), providing grants and support to builders that help the Ethereum ecosystem thrive. Our mission is to enable work that strengthens Ethereum’s foundations and empowers future builders, in domains such as developer...