He, J., Shi, Y., Cai, J., Liu, C., & Lyu, Y. (2026). Et Tu, MacBook? Unprivileged Keystroke Inference and Context Profiling via the Built-in IMU Side Channel. https://omanscience.com/en/articles/et-tu-macbook-unprivileged-keystroke-inference-and-context-profiling-via-the-built-in-imu-side-channel