The 5th Copenhagen Cybercrime Conference took place on May 24, 2017 at the headquarters of the Confederation of Danish Industry. The conference was co-organized by CSIS Security Group, DI and Finance Denmark and was attended by over 290 IT security professionals. The conference featured the award-winning journalist Kim Zetter and SINTEF researcher Marie Moe as keynote speakers. Apart from the different keynote speeches, the CCCC17 offered numerous other presentations that were distributed across the following tracks: APT and Detection, GDPR, Fraud and Response, Persistent Threats and Awareness and OSINT.