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Center for Cyber Security Studies

Jeff Kosseff

Jeff Kosseff is an associate professor of cybersecurity law in the United States Naval Academy’s Cyber Science Department. In 2019, he was named an Andrew Carnegie Fellow by the Carnegie Corporation of New York, to support his forthcoming book The United States of Anonymous: How the First Amendment Shaped Online Speech, which Cornell University Press will publish in March 2022. His latest book, The Twenty-Six Words That Created the Internet, a history of Section 230 of the Communications Decency Act, was published in 2019 by Cornell University Press.

He also is the author of Cybersecurity Law, a textbook and treatise published by Wiley in 2017, with a second edition published in 2019 and a third edition scheduled for Fall 2022.  His articles have appeared in Iowa Law ReviewIllinois Law Review, Wake Forest Law ReviewComputer Law & Security Review, and other law reviews and technology law journals. A full list of his publications is available at His research interests include cybersecurity regulation, online intermediary liability, and the law of armed conflict as applied to cyberspace.

Jeff practiced cybersecurity, privacy, and First Amendment law at Covington & Burling, and clerked for Judge Milan D. Smith, Jr. of the United States Court of Appeals for the Ninth Circuit and Judge Leonie M. Brinkema of the United States District Court for the Eastern District of Virginia. Before becoming a lawyer, he was a technology and political journalist for The Oregonian and was a finalist for the Pulitzer Prize for national reporting and recipient of the George Polk Award for national reporting.  

He received a J.D. from Georgetown University Law Center, and a B.A. and M.P.P. from the University of Michigan. 

Jeff can be reached at

Curriculum Vitae

Kosseff Picture
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