Hyunsoo Kim, Hyoungshick Kim, Ji Won Yoon. A New Technique Using a Shuffling Method to Protect Confidential Documents from Shoulder Surfers. In 1st International Conference on Software Security and Assurance, ICSSA 2015, Suwon, South Korea, July 27, 2015. pages 7-12, IEEE, 2015. [doi]
Abstract is missing.