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Koen van Marrewijk, ZKV: Decentralising validator sets | ETHSofia

ETHSofiaTue, Oct 7, 2025, 12:00 AM

Koen van Marrewijk, ZKV: Decentralising validator sets Koen has been working in Web3 since 2021 and has contributed to several infrastructure projects as a software and DevOps engineer. Currently, he’s running the infrastructure of ZKV, a Proof of Stake validator with a mission to support projects transforming the world through ZKPs. Chapters: 00:00 Intro 01:19 Current State of Validator Decentralization 01:53 Challenges with Current Validator Systems 02:26 Staking Through Major Protocols 03:31 Network Limitations with High Validator Counts 04:06 Security and Trust with More Validators 06:11 Potential Solutions for Decentralization 08:13 Introduction to Light Nodes 10:17 Decentralized Validator Technology (DVT) 11:26 Benefits and Drawbacks of At-Home Staking 13:36 Risks with Centralized Cloud Providers 16:00 Strategic Node Placement - Bulgaria Case Study 17:04 Next Steps for Decentralization 21:02 High Availability Tooling for Validators This video was recorded during the ETHSofia Conference and Hackathon - October 17-19, 2024. ETHSofia is THE crypto tech conference in Sofia, Bulgaria, bringing together enthusiasts, developers, researchers, and academia focused on Ethereum and other L1 chains. The conference is supported by the Ethereum Foundation and made possible by the generous contributions of industry leaders. For more information, please visit: https://www.ethsofia.com/ 🌍Join the community: X (Twitter): https://x.com/ETHSofiaBG Telegram: https://t.me/+_i70pgfFHjBkMjZk LinkedIn: https://www.linkedin.com/company/ethsofia/ #KoenVanMarrewijk #Validators #ZKV #ETHSofia