How to Wear Your Password
Explore a groundbreaking authentication paradigm presented in this Black Hat conference talk. Discover a smart bracelet identity manager that combines user-friendly design with high-level security. Learn about the bracelet's components, including a low-power processor, Bluetooth LE transmitter, and accelerometer. Understand the concept of physical tethering for user authentication and how it operates without a user interface or biometric sensors. Examine the lightweight security protocols for pairing, user intent determination, and credential management. Investigate various usage scenarios such as automated login, simplified purchases, appliance personalization, and event logging. Delve into the physical design considerations, including protection against violent attacks. Analyze the security implications of this innovative approach and how it complements existing technologies.