The latest generation of smart phones, such as Apple's iPhone, have a growing range of in-built sensors, large screens, and a (near-)ubiquitous data connection. They would make an excellent hub for a distributed sensor networks, however interfacing to them can be challenging. This session will present several methods for connecting iOS devices to external hardware using serial connections.
Security and open source have a history that goes back to an era long before computers. The story begins with 19th century linguist Auguste Kerckhoffs and his principle that security isn't found in obscurity. We will cover the intertwined and lesser-known history of security and open source from then to now, with his big idea as a guiding principle, making a compelling argument for open source.