Amyas Phillips is security scientist. He is currently focused on securing IoT supply chains, so that users of connected devices can safely trust their equipment. He is lead author of the IoT Security Foundation’s whitepaper on this topic. Previously he led IoT research and development at Arm, where his teams’ work can now be found in TLS 1.3 and the Pelion device management service. His first job after graduating was “employee number 2” doing a bit of everything at Alertme.com, now Centrica’s Hive smart homes product. He subscribes to the view that nothing is more practical than a good theory.