Authentication of Voice Commands by Leveraging Vibrations in Wearables
Cong Shi, Yan Wang, Yingying Jennifer Chen, Nitesh Saxena · IEEE Security & Privacy · 2021
Voice assistant systems are convenient, but attackers can mimic users’ voices to access them and steal private information. We develop an authentication system that defends against acoustic attacks by using unique characteristics captured by the accelerometers in wearable devices.