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The Digital Asset Anti-Money Laundering Act is an opportunistic, unconstitutional assault on cryptocurrency self custody, developers, and node operators

The bipartisan Digital Asset Anti-Money Laundering Act, introduced today by Sens. Warren and Marshall, is the most direct attack on the personal freedom and privacy of cryptocurrency users and developers...

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

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 is suing OFAC over its Tornado Cash sanction

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...

How does Tornado Cash work?

1. Introduction In August 2022, the US Treasury’s Office of Foreign Assets Control (OFAC) sanctioned Tornado Cash, adding 45 Ethereum addresses to the Specially Designated Nationals (SDN) List of sanctioned...

How does Tornado Cash actually work?

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

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

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...

Coin Center has filed a court challenge against the Treasury Dept. over unconstitutional financial surveillance

Today Coin Center filed suit in federal district court against the Treasury Department in a facial constitutional challenge to the amendment of Section 6050I of the Tax Code that was...

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