A notable trend is found in the proliferation of systems and devices of various sizes and in various environments that are connected to the Internet through various network protocols. This Internet of Things (IoT) is still not fully developed or explored, but it is just a question of time before information gathered by these systems will be used as evidence in court. How will evidence dynamics be affected by machine to machine communication and data processing in IoT systems? What are the challenges these new systems pose for the digital forensic scientist and what are the opportunities they promise?