collaborators

10 papers

cs.CR2026

Open Challenges in Multi-Agent Security: Towards Secure Systems of Interacting AI Agents

Christian Schroeder de Witt, Klaudia Krawiecka, Igor Krawczuk +21

AI agents are beginning to interact with each other directly and across internet platforms and physical environments, creating security challenges beyond traditional cybersecurity…

cs.LG2026

Humanity's Last Exam

Long Phan, Alice Gatti, Ziwen Han +1144

Benchmarks are important tools for tracking the rapid advancements in large language model (LLM) capabilities. However, benchmarks are not keeping pace in difficulty: LLMs now achi…

cs.CL2025

Hidden in Plain Text: Emergence & Mitigation of Steganographic Collusion in LLMs

Yohan Mathew, Ollie Matthews, Robert McCarthy +4

The rapid proliferation of frontier model agents promises significant societal advances but also raises concerns about systemic risks arising from unsafe interactions. Collusion to…

cs.LG2025

Fundamental Limitations in Pointwise Defences of LLM Finetuning APIs

Xander Davies, Eric Winsor, Alexandra Souly +4

LLM developers have imposed technical interventions to prevent fine-tuning misuse attacks, attacks where adversaries evade safeguards by fine-tuning the model using a public API. P…

cs.CV2025

Delta-Influence: Unlearning Poisons via Influence Functions

Wenjie Li, Jiawei Li, Pengcheng Zeng +3

Addressing data integrity challenges, such as unlearning the effects of data poisoning after model training, is necessary for the reliable deployment of machine learning models. St…

cs.LG2025

Mitigating Goal Misgeneralization via Minimax Regret

Karim Abdel Sadek, Matthew Farrugia-Roberts, Usman Anwar +4

Safe generalization in reinforcement learning requires not only that a learned policy acts capably in new situations, but also that it uses its capabilities towards the pursuit of…