CTIGuardian: A Few-Shot Framework for Mitigating Privacy Leakage in Fine-Tuned LLMs. - Shashie Dilhara Batan Arachchige; Benjamin Zi Hao Zhao; Hassan Jameel Asghar; Dinusha Vatsalan; Dali Kaafar (ACSAC Workshops, 2025)

Protecting User Prompts Via Character-Level Differential Privacy. - Shashie Dilhara Batan Arachchige; Hassan Jameel Asghar; Benjamin Zi Hao Zhao; Dinusha Vatsalan; Dali Kaafar (CoRR, 2026)