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David I. Miller

David I. Miller, an experienced trial lawyer and former federal prosecutor, focuses his practice on white collar criminal defense, government and internal investigations, securities and commodities enforcement, related complex civil litigation, and cryptocurrency, cybersecurity, anti-money laundering, and national security matters. Previously, David served for five years as an Assistant U.S. Attorney in the Southern District of New York (S.D.N.Y.), over half that time as a member of the Securities and Commodities Fraud Task Force. He also served as a terrorism prosecutor with the Department of Justice in Washington, D.C., as a Special Assistant U.S. Attorney in the Eastern District of Virginia, as an Assistant General Counsel for the Central Intelligence Agency, and as a white-collar, securities, and commercial litigation attorney in private practice. Before joining Greenberg Traurig, David was a partner at another global law firm.

On April 7, 2025, U.S. Deputy Attorney General Todd Blanche issued a memorandum titled “Ending Regulation by Prosecution” (Blanche Memo), outlining a new Department of Justice approach to digital asset enforcement.

Continue Reading Justice Department Issues Memorandum Realigning DOJ’s Crypto Enforcement Efforts

On Nov. 26, 2024, in what has been deemed a win for open-source technology, the U.S. Court of Appeals for the Fifth Circuit reversed the district court’s ruling in Van

Continue Reading Fifth Circuit Rejects OFAC Sanction of Tornado Cash Crypto Code
  1. Continued Robust Litigation and Enforcement Actions by Federal and State Regulators and Enforcement Authorities – We will likely see a similar level of anti-fraud prosecutions by the Department of Justice
Continue Reading 5 Trends to Watch: 2024 Blockchain

On July 13, 2023, in a highly anticipated decision for the cryptocurrency industry, a Southern District of New York court granted in part and denied in part the parties’ cross

Continue Reading SEC v. Ripple Labs, Inc., et al.: A Turning Point in Cryptocurrency Jurisprudence?

On Nov. 7, 2022, the U.S. District Court for the District of New Hampshire granted the Securities and Exchange Commission’s motion for summary judgment in SEC v. LBRY, Inc.

Continue Reading SEC v. LBRY, Inc.: The SEC’s Latest Crypto Victory


On Dec. 12, 2020, the U.S. Securities and Exchange Commission brought what crypto followers consider one of the most consequential enforcement actions related to the sale of cryptocurrency since the

Continue Reading Crypto Showdown: SEC’s Lawsuit Against Ripple Labs Reaches Critical Juncture