Exploring Redirection and Shifting Techniques to Mask Hand Movements from Shoulder-Surfing Attacks during PIN Authentication in Virtual Reality. - Yannick Weiss; Steeven Villa; Jesse W. Grootjen; Matthias Hoppe 003; Yasin Kale; Florian Müller 003 (Proc. ACM Hum. Comput. Interact., 2024)