Erez_Liebermann

Erez Liebermann

Partner, Debevoise & Plimpton

Erez Liebermann is a litigation partner and a member of the firm’s Data Strategy & Security Group. His practice focuses on advising major businesses on a wide range of complex, high-impact cyber-incident response matters and on data-related regulatory requirements.

With decades of experience in data issues as a litigator, federal prosecutor and senior in-house counsel at a global insurance company, Mr. Liebermann regularly advises clients at the C-suite and board level on building strategies to reduce their data-related regulatory and reputational risks, and on navigating high-profile government investigations following data incidents. He is also widely acknowledged as a leading cybersecurity and data privacy professional and is ranked among the leading lawyers by Chambers USA (2022), where clients note that he is “one of the most intelligent attorneys, [and] very practical and great to work with.”

Prior to joining Debevoise, Mr. Liebermann co-chaired the U.S. cybersecurity and privacy practice of another international law firm where he advised companies on a broad range of data privacy and cybersecurity issues. Before that, Mr. Liebermann served as Chief Counsel of Cybersecurity & Privacy at Prudential, where he led the company’s legal, regulatory and investigative matters on cyber, privacy, data science and artificial intelligence, including advising the company’s senior management and board. In addition to his role as counsel, Mr. Liebermann built and managed Prudential’s global technical incident response, threat intelligence and threat hunting team.

Before that, Mr. Liebermann spent 10 years investigating and prosecuting global cyber and white collar crimes as Deputy Chief of the Criminal Division of the U.S. Attorney’s Office for the District of New Jersey. He also served as Chief of the Computer Hacking and Intellectual Property Section, and National Security Cyber Specialist where he led groundbreaking cyber prosecutions, including the largest credit card hacking case charged to date, US v. Vladimir Drinkman et al. , relating to hacks into 7-Eleven, JC Penney, Heartland Payment Systems, Hannaford Brothers, Visa, Jet Blue, and others. He also prosecuted a group of individuals for leading a stock pump and dump scheme facilitated by a global botnet. He received the Attorney General’s Distinguished Service Award for the Drinkman prosecution.

Earlier in his career, Mr. Liebermann served as a law clerk to Chief Justice Deborah Portiz of the New Jersey Supreme Court and U.S. District Court Judge Faith Hochberg in Newark.

He is a frequent commentator on cyber and data privacy issues, and serves on the New York State Cybersecurity Advisory Board.

Mr. Liebermann received his J.D. from Columbia Law School in 1999 and his B.S. in aerospace engineering from the University of Virginia in 1996.


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