DHS cybersecurity leader Andy Ozment is leaving federal service on Jan. 7. Andy Ozment, the Department of Homeland Security’s assistant secretary for cybersecurity and communications, has resigned from the position.  Ozment’s last day at the department will be Jan. 7, DHS officials confirmed to FCW. Danny Toler, deputy assistant secretary for Cybersecurity and Communications, will assume Ozment’s responsibilities.  Ozment, who is among the top leaders at the National Protection and Programs Directorate, has been a relatively high-profile face for DHS cybersecurity efforts, testifying before Congress and speaking in other about a host of cybersecurity and infrastructures issues, as well as leading the investigation into the Office of Personnel Management breach that exposed more than 20 million federal personal records. DHS cyber exec resigns