Meet the Top 101 in Crypto

Compliant Privacy Is a Human Right

Published 11 July 2025
Rob Viglione
Authors
By Rob Viglione
Edited by Samantha Dunn
Key Takeaways
  • Privacy and regulation remain in tension within the crypto industry.
  • ZKPs, FHE, and TEEs enable privacy while ensuring compliance
  • Compliant privacy offers a balanced path forward for mainstream adoption

Privacy is a fundamental human right. It is essential to our personal dignity, and that includes our freedom to transact. 

Yet, the crypto industry has long grappled with a paradox: how to preserve user privacy, while also meeting the demands of regulators.

The tension between these goals has left the industry stuck between fully transparent blockchains that expose every transaction and anonymous systems that regulators view with suspicion. 

The solution lies in a nuanced approach, powered by zero-knowledge proofs (ZKPs), fully homomorphic encryption (FHE), and trusted execution environments (TEEs), which we call compliant privacy.

Why Is Privacy a Fundamental Right?

The crypto industry was originally born from this ethos. The cypherpunk movement of the 1990s, which championed cryptography as a tool for individual empowerment, laid the groundwork for Bitcoin and beyond.

But the cypherpunk vision of total anonymity isn’t the only path. 

Having the freedom to transact isn’t about hiding illicit activity; it’s about protecting individual freedom and sensitive personal data.

On public blockchains like Bitcoin and Ethereum, every transaction is an open book, traceable to wallets, and many of those wallets to real-world identities. This transparency fosters trust in the system, but it also leaves users vulnerable. 

Imagine your bank statement posted online for all to see, with your entire purchase history on full display. This wouldn’t just be inconvenient; it would be a violation of your personal autonomy.

In a world of doxxing and data breaches, financial privacy shields users from exploitation, whether by hackers, corporations, or authoritarian regimes. 

Privacy isn’t binary; we don’t have to choose between total transparency or total secrecy. Zero-knowledge proofs give us another choice. They let people choose what to share and with whom, without revealing their full financial history or exposing sensitive personal details. 

Crypto has long wrestled with balancing privacy and regulation. Early privacy coins like Monero and Zcash offered anonymity but faced regulatory pushback.

Then, mixers like Tornado Cash were sanctioned in 2022 for allegedly enabling money laundering, highlighting regulators’ fears that untraceable transactions could fuel crime. 

Absolute anonymity will invite regulatory scrutiny, so until we solve that problem, we can’t move forward as an industry. Yet complete transparency isn’t a solution either, as public blockchains open users to surveillance and are undermining the freedom crypto promised. 

The challenge is philosophical. The industry must move beyond the all-or-nothing mindset and embrace solutions that align with both user needs and regulatory realities.

The Trump administration’s executive order in January 2025 emphasized “responsible growth” of digital assets, rejecting blanket bans in favor of tech-neutral rules.

This pivot shows regulators are beginning to see privacy as compatible with oversight, but the industry has yet to fully bridge the gap. 

Zero-Knowledge Proofs, FHE, and TEEs Bridge the Gap

ZKPs allow one party to prove a statement, like “I’ve paid my taxes” or “I’m not from a sanctioned country”, without revealing other data.

For example, a user can prove compliance with anti-money laundering (AML) regulations without exposing their entire transaction history.

However, ZKPs aren’t the only tool in the crypto industry’s privacy arsenal. Technologies like fully homomorphic encryption (FHE) and trusted execution environments (TEEs) offer complementary solutions to protect user data while meeting regulatory demands. 

FHE allows computations to be performed on encrypted data without decrypting it, enabling privacy-preserving analytics and processing.

For example, a financial institution could analyze encrypted transaction data to detect fraud without ever seeing the underlying details, satisfying user privacy and regulatory oversight. 

TEEs, meanwhile, offer a hardware-based approach, creating secure enclaves within processors to execute computations in isolation. This ensures that sensitive data (like private keys or transaction details) remains protected even from the host system. 

Together, these two methods complement ZKPs, addressing edge cases where zero-knowledge proofs may not suffice. For instance, a ZKP could prove a user’s compliance with tax laws, while FHE analyzes their encrypted financial data for audits, and a TEE secures the execution of a DeFi smart contract without revealing any details. 

Adoption hinges on compliance. For crypto and web3 to go mainstream, this is non-negotiable.

Most businesses will not adopt blockchain solutions without clear regulatory guidelines, and most users will not trust systems that expose their data.

Compliant privacy bridges this gap, making it possible for banks to handle private payments or supply chains to verify goods without leaking trade secrets, and still meet regulatory requirements.   

The recent U.S. regulatory clarity creates a fertile environment for compliant privacy. The order’s call for a federal framework within 180 days signals to businesses and developers that privacy chains can operate lawfully.

The Path Ahead for Zero-Knowledge Proofs

Crypto is at a pivotal moment. By embracing compliant privacy, the industry can move beyond the open/closed ethos divide and deliver on crypto’s original promise: a decentralized, empowering financial system.

Zero-knowledge proofs provide the technical foundation to make this possible, offering a middle ground where users, businesses, and regulators can thrive. 

The world is ready for privacy with accountability in crypto. The technology is ready, and many governments look to be ready as well. This feels like the year compliant privacy can finally become a reality. Now we just need to finish the job.

Disclaimer: The views, thoughts, and opinions expressed in the article belong solely to the author, and not necessarily to CCN, its management, employees, or affiliates. This content is for informational purposes only and should not be considered professional advice.
About the Author
Rob Viglione

Rob Viglione is the co-founder and CEO of Horizen Labs, the development studio behind zkVerify, Horizen, and ApeChain. He served in the U.S. Air Force and was deployed to Afghanistan, where he supported Special Operations intelligence efforts and became interested in Bitcoin’s potential for unstable economies. Rob focuses on Web3 scalability, blockchain efficiency, and zero-knowledge proofs. His work centers on zk-rollups to improve scalability, reduce costs, and boost performance. He holds a Ph.D. in Finance, an MBA in Finance and Marketing, and a Bachelor’s in Physics and Applied Mathematics. He also serves on the Board of the Puerto Rico Blockchain Trade Association.

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