Explore the intricacies of Internet of Things (IoT) implementations across various industries in this informative 27-minute conference talk. Delve into the key challenges faced in IoT deployments, with a particular focus on security concerns. Examine current security practices and learn strategies for scaling security measures effectively. Gain insights into securing operational networks and understand the complexities involved in managing IoT ecosystems. Benefit from a comprehensive summary that ties together the critical aspects of successful and secure IoT deployments in today's interconnected world.