People
Sumon Dantiki is a partner in the Special Matters & Government Investigations practice who focuses on sensitive, multi-dimensional investigations, disputes, and counseling often with cyber or national security implications. A former federal prosecutor and senior cyber / national security counselor, Sumon helps clients prevent and address critical risks to their business interests, including internal investigations, data breaches, insider threats, acquisition and cross-border investment due diligence and compliance, ransomware attacks, whistleblower complaints, and fraud.
Prior to joining King & Spalding, Sumon served in several senior roles at the U.S. Department of Justice (DOJ), most recently as Senior Counselor to the Director of the Federal Bureau of Investigation (FBI). In this role, Sumon regularly counseled FBI leadership on the most sophisticated nation-state, cyber, insider, and espionage threats facing the country. This included assisting the Director of the FBI in his oversight of intelligence and criminal investigations and responses as well as working with the National Security Council, and other intelligence, law enforcement, and security agencies in responding to data breaches, insider threats, economic espionage, foreign investment risks, ransomware attacks, and other major security threats. Sumon routinely helped oversee responses to and engagement with oversight bodies, such as congress committees, Inspectors-General, and others. He also served as Special Counsel to the Assistant Attorney General for National Security at DOJ and as a federal prosecutor within the DOJ Criminal Division’s Computer Crime and Intellectual Property Section.
J.D., Yale Law School
B.A., University of Michigan, Dean's Merit Scholar, high distinction, Phi Beta Kappa
District of Columbia
U.S. Court of Appeals for the Fourth Circuit
Judicial Clerk, José A. Cabranes, U.S. Court of Appeals for the Second Circuit
Judicial Clerk, Kenneth M. Karas, U.S. District Court for the Southern District of New York
March 21, 2024
Law360 Selects 14 King & Spalding Partners to Serve on 2024 Editorial Boards
December 5, 2023
Sumon Dantiki discusses the impact of the firm’s legal victory on behalf of Google against the Russian operators of a botnet known as Glupteba
October 26, 2023
King & Spalding Again Shortlisted for “Most Innovative Law Firm” in North America by the Financial Times
Served as lead outside counsel for Google in its pathbreaking investigation into, and litigation against, Russian cybercriminal botnet activity.
Matter profiled by numerous national media outlets, including the Financial Times who recognized King & Spalding as the 2023 most “Innovative Lawyers: Cyber Security & Data Protection”.
Advises multiple significant investors on cyber and national security risks arising from U.S.-China investments.
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April 18, 2024
Department of Homeland Security Proposes Rule for Reporting of Cyber Incidents
March 28, 2024
Executive Order Restricts Foreign Access to U.S. Data, Citing National Security Risks
January 5, 2024
FBI and DOJ Offer Guidance on SEC Cybersecurity Incident Disclosure Rules
March 21, 2024
Law360 Selects 14 King & Spalding Partners to Serve on 2024 Editorial Boards
December 5, 2023
Sumon Dantiki discusses the impact of the firm’s legal victory on behalf of Google against the Russian operators of a botnet known as Glupteba
October 26, 2023
King & Spalding Again Shortlisted for “Most Innovative Law Firm” in North America by the Financial Times
Served as lead outside counsel for Google in its pathbreaking investigation into, and litigation against, Russian cybercriminal botnet activity.
Matter profiled by numerous national media outlets, including the Financial Times who recognized King & Spalding as the 2023 most “Innovative Lawyers: Cyber Security & Data Protection”.
Advises multiple significant investors on cyber and national security risks arising from U.S.-China investments.
See more
April 18, 2024
Department of Homeland Security Proposes Rule for Reporting of Cyber Incidents
March 28, 2024
Executive Order Restricts Foreign Access to U.S. Data, Citing National Security Risks
January 5, 2024
FBI and DOJ Offer Guidance on SEC Cybersecurity Incident Disclosure Rules
March 21, 2024
Law360 Selects 14 King & Spalding Partners to Serve on 2024 Editorial Boards
December 5, 2023
Sumon Dantiki discusses the impact of the firm’s legal victory on behalf of Google against the Russian operators of a botnet known as Glupteba
October 26, 2023
King & Spalding Again Shortlisted for “Most Innovative Law Firm” in North America by the Financial Times
J.D., Yale Law School
B.A., University of Michigan, Dean's Merit Scholar, high distinction, Phi Beta Kappa
District of Columbia
U.S. Court of Appeals for the Fourth Circuit
Judicial Clerk, José A. Cabranes, U.S. Court of Appeals for the Second Circuit
Judicial Clerk, Kenneth M. Karas, U.S. District Court for the Southern District of New York