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📰 Crypto news
Headlines pulled from 11 sources, weighted toward the technical and mining end rather than price commentary. Every item links straight to the publisher — nothing is rehosted, and nothing is rewritten.
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Allocation Update - Q2 2026
Q2 2026 carried forward our focus on advancing Ethereum’s resilience and capabilities, supporting key work in zero-knowledge proofs, client diversity, formal verification, and open-source tooling. See the list below of the projects and ecosystem efforts supported this quarter as builders build and strengthen the networ
Bitcoin Optech Newsletter #418 Recap Podcast
Mark “Murch” Erhardt, Gustavo Flores Echaiz, and Mike Schmidt are joined by Michael Ford (fanquake) and Martin Zumsande to discuss Newsletter #418.
Announcing the Platåberget Testnet
tl;dr: Meet Platåberget: Glamsterdam's (Gloas + Amsterdam) early testing ground open to public participation. This upgrade comes with breaking changes for application developers. Notably, any tool that relies on a hardcapped maximum gas limit (think wallets, indexers and gas estimators) will break and needs to be updat
Bitcoin Optech Newsletter #418
This week’s newsletter describes a proposed contract protocol for mitigating Lightning Network channel jamming, reports on the availability of static Bitcoin Core binaries for testing, and summarizes a change replacing Bitcoin Core’s per-peer transaction rate-limiting with a global approach. Also included are our regul
Bitcoin Optech Newsletter #417 Recap Podcast
Mark “Murch” Erhardt, Gustavo Flores Echaiz, and Mike Schmidt are joined by Conduition, Ram, and Fabian Jahr to discuss Newsletter #417.
Bitcoin Optech Newsletter #417
This week’s newsletter describes a draft BIP for relaying stale block tips between peers. Also included are our regular sections summarizing proposals and discussion about changing Bitcoin’s consensus rules, announcing new releases and release candidates, and describing notable changes to popular Bitcoin infrastructure
Announcing a Trillion Dollar Security grant for WEBCAT
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
Bitcoin Optech Newsletter #416 Recap Podcast
Mark “Murch” Erhardt, Gustavo Flores Echaiz, and Mike Schmidt are joined by Rob Hamilton, PortlandHODL, Chandra Pratap, and fabohax to discuss Newsletter #416.
Bitcoin Optech Newsletter #416
This week’s newsletter warns about a severe vulnerability affecting wallets generated by COLDCARD signing devices, summarizes the disclosure of two denial-of-service vulnerabilities in Core Lightning, and describes a proof of concept for a zero-knowledge proof of reserves. Also included are our regular sections with se
Ethereum Foundation Board Update
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...
Bitcoin Optech Newsletter #415 Recap Podcast
Mark “Murch” Erhardt, Gustavo Flores Echaiz, and Mike Schmidt are joined by Fabian Jahr, Kruw, and Mojo to discuss Newsletter #415.
Bitcoin Optech Newsletter #415
This week’s newsletter describes a draft BIP for full aggregation of BIP340 signatures. Also included are our regular sections describing recent changes to services and client software, announcing new releases and release candidates, and summarizing notable changes to popular Bitcoin infrastructure software.
Bitcoin Optech Newsletter #414 Recap Podcast
Mark “Murch” Erhardt, Gustavo Flores Echaiz, and Mike Schmidt are joined by Keagan McClelland and Andrew Toth to discuss Newsletter #414.
Bitcoin Optech Newsletter #414
This week’s newsletter describes a new project to apply formal verification to the Bitcoin protocol. Also included are our regular sections announcing new releases and release candidates, and describing notable changes to popular Bitcoin infrastructure software.
Bitcoin Optech Newsletter #413 Recap Podcast
Mark “Murch” Erhardt, Gustavo Flores Echaiz, and Mike Schmidt are joined by Sjors Provoost to discuss Newsletter #413.
Devcon 8 Tickets Are Live: Find Your Path to Mumbai
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...
Bitcoin Core 29.4 released
Bitcoin Core version 29.4 is now available for download . See the release notes for more information about the bug fixes in this release. If you have any questions, please stop by the #bitcoin IRC chatroom ( IRC , web ) and we’ll do our best to help you.
The triage is the product: running AI agents against Ethereum's protocol code
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...
Bitcoin Core 30.3 released
Bitcoin Core version 30.3 is now available for download . See the release notes for more information about the bug fixes in this release. If you have any questions, please stop by the #bitcoin IRC chatroom ( IRC , web ) and we’ll do our best to help you.
Bitcoin Core 31.1 released
Bitcoin Core version 31.1 is now available for download . See the release notes for more information about the bug fixes in this release. If you have any questions, please stop by the #bitcoin IRC chatroom ( IRC , web ) and we’ll do our best to help you.
Ethereum for Governments and Institutions: Why neutral infrastructure matters now
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
The EF’s new structure
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...
Private Broadcast May Reveal Sender IP Address in Bitcoin Core 31.0
We have become aware of a privacy bug in the -privatebroadcast feature, newly introduced in Bitcoin Core 31.0, that may cause the originator’s IP address to be revealed to the receiving peer under certain network conditions. A fix is forthcoming and will be released with 31.1. Users of -privatebroadcast are advised to
Clear Signing: Making Transaction Approvals Safer on Ethereum
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 T
Protocol Cluster Updates: May 2026
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 establ
CVE-2024-52911 - Script Interpreter Remote Crash
After Bitcoin Core 0.14.0 and before Bitcoin Core 29.0, validating a specially-crafted block may cause the node to access previously freed memory. During validation, necessary data required for checking inputs for each transaction is pre-calculated and cached. For specially crafted invalid blocks, it was possible for t
Soldøgn Interop Recap ☀️
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.
Announcing Cohort 7 of the Ethereum Protocol Fellowship
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...
Allocation Update - Q1 2026
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,
Bitcoin Core 31.0 released
Bitcoin Core version 31.0 is now available for download . See the release notes for more information about the bug fixes in this release. If you have any questions, please stop by the #bitcoin IRC chatroom ( IRC , web ) and we’ll do our best to help you.
ETH Rangers Program Recap
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 eff
Checkpoint #9: Apr 2026
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...
How L1 and L2s can build the strongest possible Ethereum
*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...
Bitcoin Core 28.4 released
Bitcoin Core version 28.4 is now available for download . See the release notes for more information about the bug fixes in this release. If you have any questions, please stop by the #bitcoin IRC chatroom ( IRC , web ) and we’ll do our best to help you.
The Promise of Ethereum: Introducing the EF Mandate
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...
This Is Fine (Until the Grant Runs Out)
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...
Treasury Staking Initiative
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....
The Ethereum Foundation's Commitment to DeFi
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...
Protocol Priorities Update for 2026
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....
Announcing the Platform Team at EF
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...
Ethereum Protocol Studies 2026
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...
Executive Leadership Update
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 inter
An update from Tomasz
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....
Bitcoin Core 29.3 released
Bitcoin Core version 29.3 is now available for download . See the release notes for more information about the bug fixes in this release. If you have any questions, please stop by the #bitcoin IRC chatroom ( IRC , web ) and we’ll do our best to help you.
Introducing the EF Academic Secretariat 2026 PhD Fellowship
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....
Trillion Dollar Security Day at Devconnect
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 a
Allocation Update - Q4 2025
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:...
Checkpoint #8: Jan 2026
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...
Bitcoin Core 30.2 released
Bitcoin Core version 30.2 is now available for download . See the release notes for more information about the bug fixes in this release. If you have any questions, please stop by the #bitcoin IRC chatroom ( IRC , web ) and we’ll do our best to help you.
Wallet Migration Failure May Delete Unrelated Wallet Files In Bitcoin Core 30.0 and 30.1
We have become aware of a wallet migration bug introduced in Bitcoin Core 30.0 and 30.1. Under rare circumstances, when the migration of a wallet.dat file fails, all files in the wallet directory may be deleted in the process, potentially resulting in a loss of funds. A fix is forthcoming and will be released as 30.2,
Bitcoin Core 30.1 released
Bitcoin Core version 30.1 is now available for download . See the release notes for more information about the bug fixes in this release. If you have any questions, please stop by the #bitcoin IRC chatroom ( IRC , web ) and we’ll do our best to help you.
Devcon 8 is coming to Mumbai, India in November 2026
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...
CVE-2025-46597 - Highly unlikely remote crash on 32-bit systems
Disclosure of the details of a bug on 32-bit systems which may, in a rare edge case, cause the node to crash when receiving a pathological block. This bug would be extremely hard to exploit. A fix was released on October 10th 2025 in Bitcoin Core v30.0. This issue is considered Low severity. Details Before writing a bl
CVE-2025-46598 - CPU DoS from unconfirmed transaction processing
Disclosure of the details of a resource exhaustion issue when processing an unconfirmed transaction. A fix was released on October 10th 2025 in Bitcoin Core v30.0. This issue is considered Low severity. Details An attacker could send specially-crafted unconfirmed transactions that would take a victim node a few seconds
CVE-2025-54604 - Disk filling from spoofed self connections
Disclosure of the details of a log-filling bug which allowed an attacker to fill up the disk space of a victim node by faking self-connections. Exploitability of this bug is limited, and it would take a long time before it would cause the victim to run out of disk space. A fix was released on October 10th 2025 in Bitco
CVE-2025-54605 - Disk filling from invalid blocks
Disclosure of the details of a log-filling bug which allowed an attacker to cause a victim node to fill up its disk space by repeatedly sending invalid blocks. Exploitability of this bug is limited, as it would take a long time before it would cause the victim to run out of disk space. A fix was released on October 10t
Bitcoin Core 28.3 released
Bitcoin Core version 28.3 is now available for download . See the release notes for more information about the bug fixes in this release. If you have any questions, please stop by the #bitcoin IRC chatroom ( IRC , web ) and we’ll do our best to help you.
Bitcoin Core 29.2 released
Bitcoin Core version 29.2 is now available for download . See the release notes for more information about the bug fixes in this release. If you have any questions, please stop by the #bitcoin IRC chatroom ( IRC , web ) and we’ll do our best to help you.
Bitcoin Core 30.0 released
Bitcoin Core version 30.0 is now available for download . See the release notes for more information about the bug fixes in this release. If you have any questions, please stop by the #bitcoin IRC chatroom ( IRC , web ) and we’ll do our best to help you.
Bitcoin Core 29.1 released
Bitcoin Core version 29.1 is now available for download . See the release notes for more information about the bug fixes in this release. If you have any questions, please stop by the #bitcoin IRC chatroom ( IRC , web ) and we’ll do our best to help you.
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