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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...

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....

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...

New crypto sanctions bill targets publishing code, facilitating transactions

Senator Warren and a raft of Democratic co-sponsors today introduced a bill [PDF] titled the Digital Asset Sanctions Compliance Enhancement Act, which would place sweeping restrictions on the cryptocurrency ecosystem...

New bill would hand Treasury blank check to ban crypto at exchanges

Another must-pass bill, another rushed policy that severely damages the privacy and constitutional rights of cryptocurrency users. We’ve just seen language in the America COMPETES Act of 2022 (see page...

Proposals for Clarifying Laws Around Cryptocurrency and Blockchain Technologies in Response to Requests for Feedback from Senator Pat Toomey

A direct download of this comment is available here.  

Senate Banking Committee – Cryptocurrencies: What are they good for?

Coin Center testified before the Senate Banking Committee in a hearing entitled "Cryptocurrencies: What are they good for?" Jerry Brito's written testimony is available here.  For more information and...

House Financial Services Subcommittee on Oversight and Investigations

Coin Center's Peter Van Valkenburgh testified before the subcommittee. His written testimony is available here.  Additional questions for the record, published after the hearing, are available here.  More...

The ideal regulatory environment for Bitcoin

We’re often asked what our ideal regulatory environment would be for Bitcoin and cryptocurrencies like it. A few years ago, in a regulatory submission to the Indian Ministry of Finance,...

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