Nicole Friedlander is co-head of Sullivan & Cromwell's cybersecurity practice. She advises major U.S. corporations in all aspects of cybersecurity planning and incident response. Nicole previously served as a federal prosecutor in Manhattan, where she was Chief of the Complex Frauds and Cybercrime Unit. In that role, Nicole led the successful investigation of the largest-ever theft of customer data at a U.S. financial institution. Nicole also oversaw the indictment, in 2016, of Iranian nationals for engaging state-sponsored cyberattacks on U.S. financial institutions, and hacking into the control systems of a New York dam. In 2013, the FBI named Nicole's prosecution of the creator of Gozi malware, which compromised bank accounts worldwide, as one of its top 10 cases of the year.