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Jonathan Nöther

3 accepted papers

2025

Policy Teaching via Data Poisoning in Learning from Human Preferences

AISTATS 2025poster

We study data poisoning attacks in learning from human preferences. More specifically, we consider the problem of teaching/enforcing a target policy $\pi^\dagger$ by synthesizing preference data. We seek to understand the susceptibility of different preference-based learning paradigms to poisoned pr…

Cited by 0SourceScholar
2025

Text-Diffusion Red-Teaming of Large Language Models: Unveiling Harmful Behaviors with Proximity Constraints

AAAI 2025technical

Recent work has proposed automated red-teaming methods for testing the vulnerabilities of a given target large language model (LLM). These methods use red-teaming LLMs to uncover inputs that induce harmful behavior in a target LLM. In this paper, we study red-teaming strategies that enable a targe…

Cited by 7SourcePDFScholar