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[Graduate School of Advanced Mathematical Sciences] YANG Liyi wins the CSS2025 Student Paper Award

Dec. 12, 2025

YANG Liyi, a second-year master’s student in the Frontier Media Science Program of the Graduate School of Advanced Mathematical Sciences (KIKUCHI Hiroaki Laboratory), received the CSS2025 Student Paper Award at the Computer Security Research Meeting of the Information Processing Society of Japan, which was held at the Okayama Convention Center on October 31.

This award recognizes the authors of excellent papers among those published in the proceedings where the presenter is a student. The papers are judged on their novelty, reliability, practicality, and recognized importance in the relevant field.

At the 28th Computer Security Symposium (CSS2025), the paper titled Black-box Adversarial Landmark Perturbation for Defending against Face Image Deepfakes received the CSS2025 Student Paper Award. This research proposes a new black-box adversarial perturbation method to prevent the threat of deepfakes synthesized by AI using victims’ facial images. This is expected to reduce harm caused by fake images and to enhance user privacy.