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English(EN) From Noise to Signal: Improving Security Log Anomaly Detection Using LLMs with Endpoint-Specific Logs

大型语言模型改进安全日志异常检测,新的校准方法提升了可靠性

研究人员开发了使用大型语言模型(LLMs)改进安全日志异常检测的新方法。一项研究引入了一个基于指令的标准化LLM分类框架,该框架生成了特定于终端的数据,以评估LLMs相对于Wazuh和OpenSearch等传统方法的性能。该框架显示,Meta Llama 3.1 8B Instruct在检测异常方面显著优于现有工具,准确率达到89.3%。另一篇论文提出了一个名为Log Reconstruction and Distance (LoRD) 的事后校准框架,以解决LLMs在不平衡数据集上对其错误预测过于自信的问题,从而提高操作监控系统的可靠性。 AI

影响 提高了关键安全监控任务中AI系统的可靠性和准确性。

排序理由 两篇arXiv论文提出了关于改进基于LLM的日志异常检测和模型校准的新研究。

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大型语言模型改进安全日志异常检测,新的校准方法提升了可靠性

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两篇arXiv论文提出了关于改进基于LLM的日志异常检测和模型校准的新研究。
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报道来源 [2]

  1. arXiv cs.LG TIER_1 English(EN) · Christopher Henshaw, Gour Karmakar ·

    从噪音到信号:使用端点特定日志的 LLM 改进安全日志异常检测

    arXiv:2608.19938v1 Announce Type: cross Abstract: Existing approaches to anomalous behaviour log detection, such as Wazuh rely primarily on predefined detection rules, while statistical anomaly detection approaches such as OpenSearch identify deviations from previously observed b…

  2. arXiv cs.AI TIER_1 English(EN) · Bin Li, Dongdong Wang, Siyang Lu ·

    过于自信导致不安全:模型校准用于可靠的日志异常检测

    arXiv:2608.17965v1 Announce Type: cross Abstract: Online log anomaly detection is critical for maintaining the reliability of large-scale computing systems. Although recent language model-based log anomaly detectors achieve strong detection performance, their confidence estimates…