Explores the evolution and advantages of micromachined ultrasonic transducers, focusing on PMUTs and their applications in biometric identity verification and high-resolution imaging.
Explores access control policies, authentication methods, and the principles of least privilege, emphasizing the importance of secure and user-friendly authentication protocols.
Explores the 1920s immigration reversal, 'The Great Migration', passport controls, the League of Nations' role, the Nansen 'Passport', and biometrics history.
