One of the biggest challenges of fighting cybercrime is identifying the perpetrator. Police team with academia to build arsenals of algorithms designed to unmask international cybercriminals. From intrusion software to big data correlation, cyber cops now have a range of tools to connect pieces of data with individuals. These algorithms represent some of the core activities at innovation hubs and cybercrime centers. Powerful cloud analytics help agents predict future cybercrime activity. The latter technology requires extensive international cooperation as cloud services and storage providers must agree to participate.