At the Department of Justice, Ms. Peretti investigates and prosecutes multi-agency and multi-district computer crime and financial fraud cases, especially those involving large scale data breaches, identity theft, and online payment systems.  Ms. Peretti is currently the co-lead prosecutor of a global internet-based payment system for money laundering and illegal money transmitting.  She is an officer and council member of the American Bar Association's Section of Science and Technology Law and was formerly co-chair Information Security Committee.