An LLM-based Self-Evolving Security Framework for 6G Space-Air-Ground Integrated Networks

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Hauptverfasser: Qin, Qi, Cao, Xinye, Nan, Guoshun, Chen, Sihan, Li, Rushan, Su, Li, Du, Haitao, Cui, Qimei, Mao, Pengxuan, Tao, Xiaofeng, Quek, Tony Q. S.
Format: Preprint
Veröffentlicht: 2025
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author Qin, Qi
Cao, Xinye
Nan, Guoshun
Chen, Sihan
Li, Rushan
Su, Li
Du, Haitao
Cui, Qimei
Mao, Pengxuan
Tao, Xiaofeng
Quek, Tony Q. S.
author_facet Qin, Qi
Cao, Xinye
Nan, Guoshun
Chen, Sihan
Li, Rushan
Su, Li
Du, Haitao
Cui, Qimei
Mao, Pengxuan
Tao, Xiaofeng
Quek, Tony Q. S.
contents Recently emerged 6G space-air-ground integrated networks (SAGINs), which integrate satellites, aerial networks, and terrestrial communications, offer ubiquitous coverage for various mobile applications. However, the highly dynamic, open, and heterogeneous nature of SAGINs poses severe security issues. Forming a defense line of SAGINs suffers from two preliminary challenges: 1) accurately understanding massive unstructured multi-dimensional threat information to generate defense strategies against various malicious attacks, 2) rapidly adapting to potential unknown threats to yield more effective security strategies. To tackle the above two challenges, we propose a novel security framework for SAGINs based on Large Language Models (LLMs), which consists of two key ingredients LLM-6GNG and 6G-INST. Our proposed LLM-6GNG leverages refined chain-of-thought (CoT) reasoning and dynamic multi-agent mechanisms to analyze massive unstructured multi-dimensional threat data and generate comprehensive security strategies, thus addressing the first challenge. Our proposed 6G-INST relies on a novel self-evolving method to automatically update LLM-6GNG, enabling it to accommodate unknown threats under dynamic communication environments, thereby addressing the second challenge. Additionally, we prototype the proposed framework with ns-3, OpenAirInterface (OAI), and software-defined radio (SDR). Experiments on three benchmarks demonstrate the effectiveness of our framework. The results show that our framework produces highly accurate security strategies that remain robust against a variety of unknown attacks. We will release our code to contribute to the community.
format Preprint
id arxiv_https___arxiv_org_abs_2505_03161
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle An LLM-based Self-Evolving Security Framework for 6G Space-Air-Ground Integrated Networks
Qin, Qi
Cao, Xinye
Nan, Guoshun
Chen, Sihan
Li, Rushan
Su, Li
Du, Haitao
Cui, Qimei
Mao, Pengxuan
Tao, Xiaofeng
Quek, Tony Q. S.
Cryptography and Security
Recently emerged 6G space-air-ground integrated networks (SAGINs), which integrate satellites, aerial networks, and terrestrial communications, offer ubiquitous coverage for various mobile applications. However, the highly dynamic, open, and heterogeneous nature of SAGINs poses severe security issues. Forming a defense line of SAGINs suffers from two preliminary challenges: 1) accurately understanding massive unstructured multi-dimensional threat information to generate defense strategies against various malicious attacks, 2) rapidly adapting to potential unknown threats to yield more effective security strategies. To tackle the above two challenges, we propose a novel security framework for SAGINs based on Large Language Models (LLMs), which consists of two key ingredients LLM-6GNG and 6G-INST. Our proposed LLM-6GNG leverages refined chain-of-thought (CoT) reasoning and dynamic multi-agent mechanisms to analyze massive unstructured multi-dimensional threat data and generate comprehensive security strategies, thus addressing the first challenge. Our proposed 6G-INST relies on a novel self-evolving method to automatically update LLM-6GNG, enabling it to accommodate unknown threats under dynamic communication environments, thereby addressing the second challenge. Additionally, we prototype the proposed framework with ns-3, OpenAirInterface (OAI), and software-defined radio (SDR). Experiments on three benchmarks demonstrate the effectiveness of our framework. The results show that our framework produces highly accurate security strategies that remain robust against a variety of unknown attacks. We will release our code to contribute to the community.
title An LLM-based Self-Evolving Security Framework for 6G Space-Air-Ground Integrated Networks
topic Cryptography and Security
url https://arxiv.org/abs/2505.03161