4 papers
Ollama in the Wild: A Longitudinal Measurement of Exposed Ollama LLM Endpoints at Internet Scale
Zuyao Xu, Xiang Li, Yuqi Qiu +1
Self-hosted large language model (LLM) serving is emerging as a distinct category of Internet service, but we still know little about how these deployments appear and change on the…
aCAPTCHA: Verifying That an Entity Is a Capable Agent via Asymmetric Hardness
Zuyao Xu, Xiang Li, Fubin Wu +3
As autonomous AI agents increasingly populate the Internet, a novel security challenge arises: "Is this entity an AI agent?" It is a new entity-type verification problem with no es…
XMap: Fast Internet-wide IPv4 and IPv6 Network Scanner
Xiang Li, Zixuan Xie, Lu Sun +3
XMap is an open-source network scanner designed for performing fast Internet-wide IPv4 and IPv6 network research scanning. XMap was initially developed as the research artifact of…
GhostCite: A Large-Scale Analysis of Citation Validity in the Age of Large Language Models
Zuyao Xu, Yuqi Qiu, Lu Sun +14
Citations provide the basis for trusting scientific claims; when they are invalid or fabricated, this trust collapses. With the advent of Large Language Models (LLMs), this risk ha…