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Sumon Dantiki is a partner in the Special Matters & Government Investigations practice who focuses on sensitive, multi-dimensional investigations and disputes, often with cyber or national security implications. A former cyber and national security counselor, crisis manager, and federal prosecutor, Sumon helps clients prevent and address crises created by nation-states, as well as other critical risks to their business interests. Corporate boards and C-level executives turn to Sumon for his unparalleled insight regarding U.S. national security priorities, risks, and potential areas of exposure created by rapidly changing technology and emerging legal frameworks.
Prior to joining King & Spalding, Sumon served in several senior roles at the U.S. Department of Justice (DOJ), including as Senior Counselor to the Director of the Federal Bureau of Investigation (FBI), Special Counsel to the Assistant Attorney General for National Security, and Senior Counsel and Trial Attorney within the DOJ Criminal Division’s Computer Crime and Intellectual Property Section. He was also a founding attorney within the DOJ’s Cybersecurity Unit (Criminal Division) and the senior FBI staff lead for the Attorney General’s Cyber-Digital Task Force.
In his roles at the FBI and Department of Justice, Sumon regularly counseled FBI leadership in advance of their engagements with corporate executives and board members, provided written guidance to the private sector for responding to data breaches and other major cyber incidents, informed federal government efforts on data security and privacy and advised senior law enforcement leaders on both the nature and impact of transformational technologies such as cryptocurrencies, IoT, and facial recognition.
Previously, Sumon served as a judicial clerk to the Honorable Kenneth M. Karas in the Southern District of New York and the Honorable José A. Cabranes on the Second Circuit Court of Appeals. He also served as a federal prosecutor in both the Criminal Division of the DOJ and the U.S. Attorney’s Office for the District of Maryland.
In addition to his extensive public service, Sumon has practiced at two AmLaw 50 global law firms and taught as an Adjunct Professor at Georgetown University Law Center on Cyber and National Security Threats. Sumon is also a member of the Council of Foreign Relations.
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