Explore the security challenges and solutions for smart cars in this 44-minute conference talk. Delve into the access control needs of the smart car ecosystem and learn about a proposed dynamic groups and attribute-based access control model. Discover how this model balances system-wide security policies with individual user privacy preferences for service notifications, alerts, and on-board resource operations. Examine an access control oriented architecture and its implementation in the AWS IoT cloud platform. Gain insights into the cybersecurity landscape of connected vehicles, including interactions with smart traffic infrastructure, restaurant beacons, and emergency vehicles. Understand the importance of addressing security and privacy concerns to ensure safer and more pleasant driving experiences in the future of connected cities.