The MEV Letter is a weekly collection of papers, articles and resources related to MEV. The intention of this letter is to provide a comprehensive summary of the latest research, discussions, and developments in the space, with links for further reading.
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Papers & Articles
- Swappable Privacy Backends by @Quintus advocates for designing pluggable privacy backends, using Memory Trace Obliviousness (MTO) to compile confidential programs, and explores how TEEs, MPC, and FHE can interoperate.
- Towards Stronger Location Proofs by @johnx summarizes ongoing research by Decentralized Geospatial Collaborative on location proofs and how they can be used to advance Ethereum’s geographic decentralization efforts.
- State Expiry: In-protocol vs. Out-of-protocol by Ng Wei Han compares in-protocol and out-of-protocol state expiry, and the implications for builders, validators, and users.
- User-Space Interface Side Channel Attacks on TEEs: From Inferring Secrets To Censorship by tdep analyzes interface-based side-channel attacks (ISAs) on TEEs that can probabilistically reduce confidentiality or enable selective censorship without requiring physical access.
- Forum post by tdep
- Shaping Fusaka: Nethermind’s 6 EIPs for Ethereum’s Next Upgrade by Nethermind details contributions to EIPs in Fusaka designed to improve scalability, efficiency, and predictability across L1 and L2s.
Posts & Threads
- PBS Foundation published a thread summarizing a debate in EIP-7732 Breakout Room Call #25 whether ePBS should launch with trustless in-protocol payments, or start with a trusted off-protocol system.
- ladislaus.eth published a thread sharing publications and collaborations by EF Research from the previous week.
- Joshua Rudolf published a post detailing recent technical progress and integrations of the Open Intents Framework.
- EF Ecosystem Support Program published a post announcing a grant to PBS Foundation for continued stewardship of the MEV-Boost ecosystem.
Talks & Discussions
- L2 Demo Day October 2025 by @optimus highlights two new demos covering prop-AMMs and P2P Flashblocks:
- Recordings from TUM Blockchain Conference 2025 hosted by TUM Blockchain Club has been uploaded:
- SpaceComputer - Out of this World Programmable Platform by Filip Rezabek
- Data Center Execution Assurance - Closing the Gap in TEE Deployment Strategies by Filip Rezabek
- Optimistic MEV in Ethereum Layer 2s: Why Blockspace Is Always in Demand by Ozan Solmaz
- zkEVM real-time proving by Justin Drake
- Composability begins with a fast confirmation layer by Benedikt BĂĽnz
- Is every L2 a rollup? Introduction to L2 blockchain scaling by Krzysztof Gogol
- The Fusaka Files: PeerDAS & BPO Hardforks for Scaling Enterprise Ethereum invites Tim Beiko to unpack the impact of PeerDAS on L2 scalability and performance.
- Deeply Intents: Interop Cheat Codes invites Peter for a conversation on intents, resource locks, MEV, and Relay.
- Deeply Intents - Episode 28: A Rollup that Actually Scales Ethereum invites James Prestwich to discuss the evolution of rollups, and how Signet aims to be a pragmatic Ethereum rollup with sustainable economic incentives.
- All Core Devs - Consensus (ACDC) #167 hosted by Alex Stokes covered updates on Fusaka testnets, blob retrieval APIs, trustless payments in ePBS, and more.
- All Core Devs - Testing (ACDT) #58 hosted by parithosh discussed Fusaka BPO forks, 60M gas limit testing, and updates related to testing BALs and ePBS.
- Agenda by parithosh
- Notes by Christine D. Kim
Other
- Ethereum Meetup Tokyo Vol.19 feat. Flashbots hosted by Fracton Ventures on October 28, invites @dmarz and Alphaist to dive into the current MEV landscape, and Flashbots R&D.
- The MEV Letter Explorer v.1.10 by @Fred summarizes recent updates to The MEV Letter Explorer with new features to create custom collections, and make it easier to find and contextualize content.
- Fusaka Update – Transaction Gas Limit Cap arrives with EIP-7825 by Toni Wahrstätter explains how EIP-7825 in Fusaka introduces a per-transaction gas limit of 2^24 to improve block packing efficiency and pave the way for better parallel processing, in Fusaka.
- Fusaka Update - Information for Blob users by Marius Van Der Wijden details how PeerDAS modifies proof formats from blob proofs to cell proofs, urging L2s to update their transaction sending code accordingly.
- Holešky Testnet Shutdown Announcement by Ethereum Foundation details the planned shutdown of the Holešky testnet following the Fusaka upgrade and guides users to migrate to Hoodi and Sepolia.
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