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在混合网络攻击下,基于两个采样机制的异质多代理系统的领先后续安全输出共识
IEEE transactions on cybernetics
|July 23, 2024
概括
这项研究涉及在面临混合网络攻击的异质多代理系统中获得安全共识. 一种新的方法增强了对使用双重采样机制的周期性欺骗和拒绝服务攻击的稳定性.
科学领域:
- 控制系统工程 控制系统工程
- 网络安全 网络安全
- 网络化系统 网络化系统
背景情况:
- 不同质的多代理系统 (MAS) 在实现安全共识方面面临挑战,特别是在复杂的网络攻击下.
- 现有的方法经常难以解决混合网络攻击的复杂性,例如周期性添加欺骗 (AAD) 和周期性拒绝服务 (ADoS) 攻击.
- 这些攻击的非周期性,以可变的持续时间为特征,需要先进的控制策略.
研究的目的:
- 在异质的MAS中研究领导者跟随安全输出共识 (LFSOC) 问题.
- 制定一个强大的控制策略,以应对结合AAD和ADoS攻击的新型混合网络攻击模式.
- 通过采用创新的采样机制,提高MAS的弹性.
主要方法:
- 提出了一种新型的混合网络攻击模型,该模型包含周期性添加欺骗 (AAD) 和周期性拒绝服务 (ADoS) 攻击.
- 每个代理人设计了一个补偿器,以估计领导者的状态.
- 两种采样机制,多速率采样 (MRS) 和定期采样,用于在异质的MAS中获取和通信数据.
- 一个同步控制器是基于选择的采样期和通信策略开发的.
主要成果:
- 拟议的双重采样机制 (MRS和周期性) 有效地提高了异质MAS对定义的混合网络攻击的稳定性.
- 考虑到网络攻击参数,为补偿者选择适当的沟通期可以显著提高系统的弹性.
- 开发的同步控制器在研究的混合网络攻击场景下成功实现了领先的安全输出共识.
- 模拟结果验证了拟议方法在维持共识的有效性,尽管存在复杂的网络威胁.
结论:
- 拟议的LFSOC战略有效地保护异构的MAS免受复杂的混合网络攻击.
- 多速率和定期采样机制的整合为共识控制提供了灵活和强大的框架.
- 该研究表明,仔细选择通信时间在减轻网络攻击对网络系统的影响方面发挥着至关重要的作用.
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