4 papers
Janus: a Playground for User-Involved Agentic Permission Management
Natalie Grace Brigham, Eugene Bagdasarian, Tadayoshi Kohno +1
AI agents that autonomously execute tool calls on a user's behalf raise pressing questions about permission management: what role could users play, and what role should they play?…
Examining Risks Through a Characterization of the AI Companion Application Ecosystem: A Stratified Sample from the Apple App Store and Google Play Store
Natalie Grace Brigham, Lucy Qin, Tadayoshi Kohno
While computer systems that allow users to interact through conversational natural language (i.e., chatbots) have existed for many years, various types of applications offering AI…
Developing Story: Case Studies of Generative AI's Use in Journalism
Natalie Grace Brigham, Chongjiu Gao, Tadayoshi Kohno +2
Journalists are among the many users of large language models (LLMs). To better understand the journalist-AI interactions, we conduct a study of LLM usage by two news agencies thro…
Analyzing the AI Nudification Application Ecosystem
Cassidy Gibson, Daniel Olszewski, Natalie Grace Brigham +5
Given a source image of a clothed person (an image subject), AI-based nudification applications can produce nude (undressed) images of that person. Moreover, not only do such appli…