Effective Red-Teaming of Policy-Adherent Agents

Fuente: arXiv
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Main Authors: Nakash, Itay, Kour, George, Lazar, Koren, Vetzler, Matan, Uziel, Guy, Anaby-Tavor, Ateret
Format: Preprint
Published: 2025
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author Nakash, Itay
Kour, George
Lazar, Koren
Vetzler, Matan
Uziel, Guy
Anaby-Tavor, Ateret
author_facet Nakash, Itay
Kour, George
Lazar, Koren
Vetzler, Matan
Uziel, Guy
Anaby-Tavor, Ateret
contents Task-oriented LLM-based agents are increasingly used in domains with strict policies, such as refund eligibility or cancellation rules. The challenge lies in ensuring that the agent consistently adheres to these rules and policies, appropriately refusing any request that would violate them, while still maintaining a helpful and natural interaction. This calls for the development of tailored design and evaluation methodologies to ensure agent resilience against malicious user behavior. We propose a novel threat model that focuses on adversarial users aiming to exploit policy-adherent agents for personal benefit. To address this, we present CRAFT, a multi-agent red-teaming system that leverages policy-aware persuasive strategies to undermine a policy-adherent agent in a customer-service scenario, outperforming conventional jailbreak methods such as DAN prompts, emotional manipulation, and coercive. Building upon the existing tau-bench benchmark, we introduce tau-break, a complementary benchmark designed to rigorously assess the agent's robustness against manipulative user behavior. Finally, we evaluate several straightforward yet effective defense strategies. While these measures provide some protection, they fall short, highlighting the need for stronger, research-driven safeguards to protect policy-adherent agents from adversarial attacks
format Preprint
id arxiv_https___arxiv_org_abs_2506_09600
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Effective Red-Teaming of Policy-Adherent Agents
Nakash, Itay
Kour, George
Lazar, Koren
Vetzler, Matan
Uziel, Guy
Anaby-Tavor, Ateret
Multiagent Systems
Artificial Intelligence
Computation and Language
Cryptography and Security
Task-oriented LLM-based agents are increasingly used in domains with strict policies, such as refund eligibility or cancellation rules. The challenge lies in ensuring that the agent consistently adheres to these rules and policies, appropriately refusing any request that would violate them, while still maintaining a helpful and natural interaction. This calls for the development of tailored design and evaluation methodologies to ensure agent resilience against malicious user behavior. We propose a novel threat model that focuses on adversarial users aiming to exploit policy-adherent agents for personal benefit. To address this, we present CRAFT, a multi-agent red-teaming system that leverages policy-aware persuasive strategies to undermine a policy-adherent agent in a customer-service scenario, outperforming conventional jailbreak methods such as DAN prompts, emotional manipulation, and coercive. Building upon the existing tau-bench benchmark, we introduce tau-break, a complementary benchmark designed to rigorously assess the agent's robustness against manipulative user behavior. Finally, we evaluate several straightforward yet effective defense strategies. While these measures provide some protection, they fall short, highlighting the need for stronger, research-driven safeguards to protect policy-adherent agents from adversarial attacks
title Effective Red-Teaming of Policy-Adherent Agents
topic Multiagent Systems
Artificial Intelligence
Computation and Language
Cryptography and Security
url https://arxiv.org/abs/2506.09600