# WIGHT: Wired Ghost Touch Attack on Capacitive Touchscreens ###### tags: `Meeting Paper` `NTU` :::info Jiang, Y., Ji, X., Wang, K., Yan, C., Mitev, R., Sadeghi, A. R., & Xu, W. (2022, May). Wight: Wired ghost touch attack on capacitive touchscreens. In 2022 IEEE Symposium on Security and Privacy (SP) (pp. 984-1001). IEEE. ::: ## Background [What is ghost touch?](https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=&cad=rja&uact=8&ved=2ahUKEwj40bHli7P-AhUNQ94KHUdYAAMQFnoECAsQAQ&url=https%3A%2F%2Fzh-tw.ios-data-recovery.com%2Fandroid-ghost-touch-fix%2F&usg=AOvVaw2qVDJ2tKU-pVUgcDFAodNY) [What is common-mode signal and differential-mode signal - 高中電子學_運算放大器_2. 運算放大器之特性與參數_2.3 運算放大器的動態特性參數 1_支裕文](https://youtu.be/YlN7rFg7cps) ![](https://i.imgur.com/AlHU0Uh.png) Note: 這篇論文撇除早就忘記的電子學以外，其實應該很好理解