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cs.LG2025
Safety Alignment Depth in Large Language Models: A Markov Chain Perspective
Ching-Chia Kao, Chia-Mu Yu, Chun-Shien Lu +1
Large Language Models (LLMs) are increasingly adopted in high-stakes scenarios, yet their safety mechanisms often remain fragile. Simple jailbreak prompts or even benign fine-tunin…
cs.LG2024
The Great Contradiction Showdown: How Jailbreak and Stealth Wrestle in Vision-Language Models?
Ching-Chia Kao, Chia-Mu Yu, Chun-Shien Lu +1
Vision-Language Models (VLMs) have achieved remarkable performance on a variety of tasks, yet they remain vulnerable to jailbreak attacks that compromise safety and reliability. In…
cs.LG2020
Deterministic Certification to Adversarial Attacks via Bernstein Polynomial Approximation
Ching-Chia Kao, Jhe-Bang Ko, Chun-Shien Lu
Randomized smoothing has established state-of-the-art provable robustness against norm adversarial attacks with high probability. However, the introduced Gaussian data aug…