Baojun Liu

Weak Links in Authentication Chains: A Large-scale Analysis of Email Sender Spoofing Attacks

2020 · arXiv (Cornell University)

As a fundamental communicative service, email is playing an important role in both individual and corporate communications, which also makes it one of the most frequently attack vectors. An email's authenticity is based on an …

You Can't Eat Your Cake and Have It Too: The Performance Degradation of LLMs with Jailbreak Defense

2025 · arXiv (Cornell University)

With the rise of generative large language models (LLMs) like LLaMA and ChatGPT, these models have significantly transformed daily life and work by providing advanced insights. However, as jailbreak attacks continue to circumvent built-in safety …