# Koen van Marrewijk, ZKV: Decentralising validator sets | ETHSofia

- Channel: [ETHSofia](https://streameth.org/ethsofia)
- Date: 2025-10-07
- Duration: 21:39
- Topics: Koen Van Marrewijk, Validators, ZKV, ETHSofia
- Watch: https://streameth.org/watch/yt-KEDsYBskleQ
- YouTube: https://www.youtube.com/watch?v=KEDsYBskleQ

## Description

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.

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