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arXiv 2512.04785cs.AIcs.CR
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ASTRIDE:面向智能体AI应用的安全威胁建模平台

ASTRIDE: A Security Threat Modeling Platform for Agentic-AI Applications

Old Dominion University(老奥布里恩大学);Accenture Technology Labs(埃森哲技术实验室);Florida International University(佛罗里达国际大学);Nanyang Technological University(南洋理工大学);University of Colombo(科伦坡大学)

Eranga Bandara, Amin Hass, Ross Gore, Sachin Shetty, Ravi Mukkamala, Safdar H. Bouk, Xueping Liang, Ng Wee Keong, Kasun De Zoysa, Aruna Withanage, Nilaan Loganathan

AI总结:

ASTRIDE是首个专为AI智能体应用设计的自动化威胁建模平台,通过扩展STRIDE框架并结合微调的视觉语言模型与推理LLM,实现基于图的威胁建模自动化。

摘要:

基于AI智能体的系统正在现代软件架构中变得越来越重要,通过大语言模型(LLMs)实现了自主决策、动态任务执行和多模态交互。然而,这些系统引入了新的、不断演变的安全挑战,包括提示注入攻击、上下文污染、模型操纵和不透明的智能体间通信,这些挑战无法被传统威胁建模框架有效捕捉。本文介绍了ASTRIDE,一个专为AI智能体系统设计的自动化威胁建模平台。ASTRIDE通过引入一个新的威胁类别A(AI智能体特定攻击)扩展了经典的STRIDE框架,该类别涵盖了诸如提示注入、不安全工具调用和推理篡改等新兴漏洞,这些漏洞仅存在于基于智能体的应用中。为了实现威胁建模自动化,ASTRIDE结合了微调的视觉语言模型(VLMs)与OpenAI-gpt-oss推理LLM,直接从视觉智能体架构图(如数据流图DFDs)进行端到端分析。LLM智能体通过协调VLM联盟与推理LLM之间的交互, orchestrate端到端的威胁建模自动化流程。我们的评估表明,ASTRIDE为下一代智能系统提供了准确、可扩展且可解释的威胁建模。据我们所知,ASTRIDE是首个既扩展STRIDE以包含AI特定威胁又结合微调的VLMs与推理LLM,以完全自动化基于图的威胁建模的框架。

英文摘要:

AI agent-based systems are becoming increasingly integral to modern software architectures, enabling autonomous decision-making, dynamic task execution, and multimodal interactions through large language models (LLMs). However, these systems introduce novel and evolving security challenges, including prompt injection attacks, context poisoning, model manipulation, and opaque agent-to-agent communication, that are not effectively captured by traditional threat modeling frameworks. In this paper, we introduce ASTRIDE, an automated threat modeling platform purpose-built for AI agent-based systems. ASTRIDE extends the classical STRIDE framework by introducing a new threat category, A for AI Agent-Specific Attacks, which encompasses emerging vulnerabilities such as prompt injection, unsafe tool invocation, and reasoning subversion, unique to agent-based applications. To automate threat modeling, ASTRIDE combines a consortium of fine-tuned vision-language models (VLMs) with the OpenAI-gpt-oss reasoning LLM to perform end-to-end analysis directly from visual agent architecture diagrams, such as data flow diagrams(DFDs). LLM agents orchestrate the end-to-end threat modeling automation process by coordinating interactions between the VLM consortium and the reasoning LLM. Our evaluations demonstrate that ASTRIDE provides accurate, scalable, and explainable threat modeling for next-generation intelligent systems. To the best of our knowledge, ASTRIDE is the first framework to both extend STRIDE with AI-specific threats and integrate fine-tuned VLMs with a reasoning LLM to fully automate diagram-driven threat modeling in AI agent-based applications.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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