Explore the critical importance of upgradable security in the Internet of Things (IoT) landscape in this 35-minute conference talk. Delve into the economic potential and security challenges of IoT devices, examining real-world examples like gun and pacemaker security. Understand the unique security requirements for IoT devices and the balancing act between functionality and protection. Investigate the evolving threat landscape, including commoditization of attacks, cryptographic vulnerabilities, and emerging techniques like EMI injection. Learn about secure boot processes, upgrade strategies, and the impact of regulations such as the IoT Security Improvement Act and GDPR. Gain insights into future-proofing IoT security against adversaries of 2035 and beyond, emphasizing that security is not a binary state but a continuum requiring constant vigilance and upgradability.