High Quality Content by WIKIPEDIA articles! The City University of New York Public Safety Department (CUNY Public Safety) is the fifth largest law enforcement agency in New York City whose duties are to protect all campuses owned by the City University of New York (CUNY) and to enforce state and city laws on and off campus grounds 24 hours a day 7 days a week. The CUNY Public Safety Department is one of the largest law enforcement agencies in New York City with 700 Officers. The CUNY Public Safety Department serves and protects more than 460,000 students throughout the five boroughs of the City of New York.