Tornado Cash is no “golem.” It’s a tool for privacy and free speech.

A rebuttal of a recent article in Lawfare by Henry Farrell and Bruce Schneier

In a recent article in Lawfare, Henry Farrell and Bruce Schneier defend sanctions imposed on Tornado Cash, a privacy tool on the Ethereum network. They argue that these sanctions are...

Coin Center amicus brief in Grayscale v SEC

Coin Center filed this amicus curiae brief regarding the SEC's inconsistent standard for cryptocurrency related products

A direct download of this brief is available here. 

Coin Center is suing OFAC over its Tornado Cash sanction

OFAC does not have the authority to sanction a smart contract and Americans have a right to use privacy tools

Privacy is not the default on Ethereum. If you do your job on Ethereum, your co-workers can see your salary. If you donate to a political cause on Ethereum, the...

U.C. Berkeley’s Decentralized Finance MOOC

Peter Van Valkenburgh gave a lecture on privacy and surveillance law for U.C. Berkeley’s Decentralized Finance MOOC with a focus on the constitutionality of 6050I reporting and the OFAC sanctions against Tornado...

Politico: Writing the Rules of Crypto

Learn more about this event here.

Does the Merge change how Ethereum is regulated? (No.)

The Ethereum Merge is resurfacing questions about regulatory differences between proof-of-stake and and proof-of-work. As we've said many times, we do not believe that the technological differences between POS and...

How does Tornado Cash actually work?

When a person uses the Tornado Cash contracts to protect their privacy, they arguably are not even engaged in the kinds of activities that can be sanctioned.

Today Coin Center published a detailed factual explanation of how Tornado Cash works. We worked with several world-class Solidity experts who generously donated their time to look directly at the...

Analysis: What is and what is not a sanctionable entity in the Tornado Cash case

By treating autonomous code as a “person” OFAC exceeds its statutory authority.

Last Monday, the Treasury Department’s Office of Foreign Assets Control (OFAC) made a designation adding Tornado Cash to the Specially Designated Nationals And Blocked Persons (SDN) List that it administers....

Briefing on OFAC Tornado Cash SDN listing at Zcon3

Peter Van Valkenburgh gave an impromptu briefing on the Tornado Cash sanction

U.S. Treasury sanction of privacy tools places sweeping restrictions on all Americans

Sanctioned Tornado Cash smart contract is a tool, not a person.

Tornado.cash—the website and associated Ethereum addresses—has been added to the OFAC (Office of Foreign Assets Control) SDN list (the list of Specially Designated Nationals with whom Americans and American businesses...