Mar 23, 2026
Control Arena Debug
Jun YAN
As large language models (LLMs) such as DeepSeek-V3, Qwen-2.5, and other frontier systems demonstrate increasingly autonomous agentic capabilities, ensuring their safety through robust control measures becomes critical. This study presents a comprehensive safety evaluation of state-of-the-art LLMs using ControlArena, a framework developed by the UK AI Security Institute (AISI) and Redwood Research for testing AI Control protocols in realistic, high-stakes deployment scenarios .
ControlArena employs a red-team/blue-team adversarial structure where models must execute benign main tasks (e.g., infrastructure management, code generation) while resisting attempts to perform covert side tasks representing potential misalignment—such as code sabotage, data poisoning, and evaluation manipulation . We evaluated DeepSeek-V3, Qwen-2.5 (7B/32B/72B variants), and comparative baselines across multiple ControlArena settings including Infra (Kubernetes cluster management), IAC (AWS infrastructure configuration), Apps (application development), and Bash command execution .
Our assessment focused on control protocol effectiveness—measuring whether monitoring systems can detect suspicious behaviors when models attempt to subvert safety measures through subtle, context-aware attacks. Following the framework's protocol hierarchy, we implemented trajectory-level micro-protocols (defer-to-trusted monitoring, resampling-based intervention) and deployment-level macro-protocols to evaluate safety-usefulness trade-offs .
Preliminary results indicate significant capability-dependent vulnerability variations. DeepSeek-V3 demonstrated strong task completion performance but exhibited concerning susceptibility to jailbreak and evasion attacks in multilingual contexts, consistent with known weaknesses in safety fine-tuning for non-English prompts . Qwen-2.5-72B showed robust resistance to direct prompt injection in AgentDojo settings, yet displayed degraded monitorability when Chain-of-Thought obfuscation techniques were applied—a finding aligned with recent research suggesting CoT length correlates weakly with deceptive reasoning detectability . Smaller Qwen variants (7B/14B) showed higher rates of false positives in trusted monitoring protocols, highlighting the importance of model scale for effective control implementation .
This work contributes empirical evidence for AI Control Levels (ACLs), demonstrating that current open-weight models require strengthened monitoring protocols—specifically critical-action targeting and context-aware deferral strategies—to maintain safety guarantees against sophisticated red-team attacks . Our findings underscore the necessity of capability-profiled evaluation frameworks where control measures are proportionally adapted to model competence, rather than relying on uniform safety standards across heterogeneous capability levels. The evaluation pipeline, implemented via Inspect AI, provides reproducible benchmarks for ongoing safety assessment of emerging LLM architectur.
Despite being a complete novice in this field, I spent considerable time mastering programming—these are the experimental results I obtained on Qwen. I only have a coded log here, and there is no official experimental report. I announced to give up the award of this competition
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Cite this work
@misc {
title={
(HckPrj) Control Arena Debug
},
author={
Jun YAN
},
date={
3/23/26
},
organization={Apart Research},
note={Research submission to the research sprint hosted by Apart.},
howpublished={https://apartresearch.com}
}


