软件可信平台模块 (SWTPM) 嵌入式系统的资源共享方案
Da-Chuan Chen1, Guan-Ruei Chen1, Yu-Ping Liao1
1Department of Electrical Engineering, Chung Yuan Christian University, Taoyuan 320314, Taiwan.
Sensors (Basel, Switzerland)
|June 27, 2025
概括
本研究介绍了一种具有成本效益的嵌入式系统安全架构,使用基于软件的可信平台模块 (SWTPMs) 和异常检测来确保网络完整性和保护关键基础设施.
科学领域:
- 计算机科学 计算机科学
- 网络安全 网络安全
- 嵌入式系统 嵌入式系统
背景情况:
- 嵌入式系统网络对于关键任务至关重要,需要高度可靠性.
- 传统的离散可信平台模块 (dTPM) 确保节点完整性,但可能昂贵.
- 保持整个系统的可信度对于可靠的运行至关重要.
研究的目的:
- 为嵌入式系统提出一个具有成本效益的安全架构.
- 提高嵌入式系统网络的可靠性.
- 保护关键任务应用程序免受恶意威胁.
主要方法:
- 在大多数节点上部署基于软件的TPM (SWTPM),在中央节点上部署dTPM.
- 实现IBMACS用于系统完整性报告.
- 开发基于数据库和交通异常检测剂的开发.
- 集成自定义测量内核和激活代理用于测量启动.
主要成果:
- 一种新的架构,平衡嵌入式系统的成本和安全性.
- 通过异常检测有效识别和隔离不可信的节点.
- 强制执行自定义应用程序的安全启动流程.
- 证明了对任务关键嵌入式系统的保护.
结论:
- 拟议的架构为嵌入式系统安全提供了实用和经济的解决方案.
- 与异常检测相结合的SWTPM提供了强大的完整性保证.
- 这种方法可以降低部署成本,同时保持高安全标准.
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