Roland Aigner is an expert in secure IoT infra-structures. He has developed firmware and software for medical in vitro diagnostics, is a member of the Bluetooth SIG and a coauthor of its standards, and is a founding member of the NFC Forum, where he focused specifically on ticketing and communications security. He works as a lead software architect in the secure communications sector and is a consultant for IoT, RFID, and NFC projects. Roland contributed the IoT chapter to the book.