与目前主要局限于光网络光层安全问题的研究不同,在从多层次多角度剖析多层多域智能光网络安全问题的基础上,重点围绕多层多域智能光网络安全体系结构、光包加密、安全路由和安全信令四个方面的研究进展进行了全面分析和总结,并对未来工作进行了展望。 Different from the current researches on the security of optical network optical layer, based on multi-level and multi-layer analysis of security issues of multi-layer multi-domain intelligent optical network, this paper mainly focuses on the security architecture of multi-layer and multi-domain intelligent optical network, Encryption, secure routing and secure signaling four aspects of the research conducted a comprehensive analysis and summary, and prospects for future work.