When you unlock a phone, step into view of a security camera or drive past a license plate reader at night, beams of infrared light - invisible to the naked eye — shine onto the unique contours of ...

Facial recognition on personal use devices like smartphones and laptops has become increasingly common. The concept seems downright futuristic on the surface — most of us used a PIN, password, or ...

Former Xinjiang government engineer Nureli Abliz, who saw firsthand how surveillance technology flagged thousands of people in China for detention, even when they had committed no crime, is ...