Making Privacy Practical: Rolf Versluis on Bringing Business Onchain
đïž Guest: Rolf Versluis, Co-founder of Horizen (@horizenglobal)
đ Duration: ~42 minutes
Episode Overview
Public blockchains unlock composability, liquidity, and open infrastructure, but they also put every transaction on display. For builders and businesses, that transparency can be a dealbreaker: competitors can trace customers, vendors can infer pricing, and payroll becomes a public ledger.
In this episode, Lindsey McConaghy sits down with Rolf Versluis, co-founder of Horizen, to talk about why privacy canât be an âeither/orâ choice, and how Horizen is building toward selective, auditable privacy as a privacy-first L3 on Base. Rolf shares his unusual path into crypto, from serving as a U.S. Navy submarine officer and nuclear engineer, to scaling a Cisco networking business, to early Bitcoin mining, before co-founding Horizen (originally ZenCash) to bring business-grade privacy to onchain payments.
They dig into why stablecoins in their current form still donât meet the needs of many real-world businesses, the lessons Horizen learned navigating regulatory constraints, and the technical toolkit powering privacy today, from TEEs and ZK proofs to MPC and fully homomorphic encryption.
They get into:
âą Rolfâs journey from Navy submarines to Cisco to Bitcoin mining and building in crypto
âą What âbusiness-level privacyâ means, and why it matters for adoption
âą Why Horizen migrated ZEN to Base and launched a privacy-first L3 appchain
âą The compliance challenge: selective disclosure, auditability, and regulation-friendly design
âą The privacy stack in plain English: TEEs, ZKPs, FHE, and MPC, and their tradeoffs
âą Why many businesses still wonât use stablecoins (yet) without privacy
âą Horizenâs grants program and what they look for in builders (aspirin, not vitamins)
âą Founder lessons on surviving cycles, managing runway, and solving real problems outside Web3
If youâre building in payments, stablecoins, identity, or privacy infrastructure, and youâre thinking about what it takes to bring serious businesses onchain, this episode is for you.
Where to Listen
đč Apple Podcasts â https://podcasts.apple.com/us/podcast/making-privacy-practical-rolf-versluis-on-bringing/id1799063494?i=1000742523713
đč Spotify â https://open.spotify.com/episode/2T8LtH4uDfJXtlFZZtA7by?si=40c00fc77472473e
đč YouTube â https://youtu.be/PviLtKtDyQM
Connect with Horizen & Rolf
đ horizen.io
đŠ X: @horizenglobal
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đŠ X: @TokenThoughts_ | @lindsey___I
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