密钥建立是通信网络安全中的关键问题。
Key establishment is the central problem in communication and network security.
公开密钥基础设施(PKI)是解决网络安全的技术。
Public key infrastructure (PKI) is one of the important techniques for solving network security problem.
CA证书管理是PKI网络安全体系实施的关键，它涉及到密钥和证书从创建到撤销的整个过程。
Ca certification management is the key of PKI actualization. It includes all process from initialization to cancellation of the key and certification.
目前，移动自组网络安全技术较为集中的研究领域包括安全路由技术、安全组通信技术、认证技术、入侵检测以及密钥管理技术等。
Currently, the major sub-areas of security research include secure routing; secure group communications; intrusion detection, authentication and group key management etc.
目前，移动自组网络安全技术较为集中的研究领域包括安全路由技术、安全组通信技术、认证技术、入侵检测以及密钥管理技术等。
Currently, the major sub-areas of security research include secure routing; secure group communications; intrusion detection, authentication and group key management etc.
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