网络安全性

This paper analyzes the security in a mobile telephone network with emphasis on its identification authentication, data encryption, key assignation and integrity authentication.

分析了移动通信网络中的不安全因素，重点讨论了移动通信网络中的身份认证和密钥分配，数据加密与完整性检测方案，并对其安全性进行了详细分析。

In this paper, aformal language PEP (principals + environment = protocol ) for the specification of cryptograph is proposed.

加密协议及其形式化分析网络加密协议的目的在于运用加密技术保证开放网络的安全性。

Considering that application of workstations with disks in hospital information system has many disadvantages, such as huge maintenance work involved and poor performance in safety, this paper deals with diskless workstation solutions based on successful application of PXE technology for convenience of HIS management and maintenance, and gives examples for its processes.

本文针对有盘工作站在医院HIS网络系统应用中的诸多弊端（如维护工作量大、安全性低等），成功应用PXE技术，提出了无盘工作站的解决方案，极大地方便了医院信息系统网络系统的管理和维护，并举例说明了其实现过程。

But the equivalent computation of algebraic equation must be performed to get state variables corrections.

但是，这些算法中的大多数是在实时潮流计算的基础上，利用其中间结果和线性系统的叠加原理，直接求解出事故后的状态变量，都需要通过网络方程求解整个网络状态变量的增量，计算量较大，难于满足紧急状态下快速安全性评估的实时性要求，国内外一系列因静态潮流问题引起的大停电事故就是例证。

DDoS attacks have brought very serious threats to the MANET,as well as to the wired network.

DDoS攻击给有线网络造成了很大的威胁，同样也威胁到了移动自组织网络的安全性。

As to the security, it mainly relies on the division of network and administration of network address.

银行局域网的安全性该方面主要采用网络的分割和网络地址的管理。

Finally, related software on the network and network security.

最后通过相关软件对网络以及实现网络的安全性。

At the same time, the quick development of WLAN has brought about more security requirements in WLAN.

无线网络的迅速发展的同时，对网络的安全性也提出了更高的要求。

With the development of communication and network technology, more and more control systems are connecting with State Power Data network. Especially the power market is being put into operation, and more data are exchanged. The control system and data network face a big challenge about security, reliability and real time operation.

随着通信技术和网络技术的发展，接入电力调度数据网的控制系统越来越多，特别是电力市场的发展，数据交换非常频繁，这对电力控制系统和数据信息网络的安全性、可靠性和实时性提出了新的挑战。

Based on the key tree and the Chinese remainder theorem, a leveled group key management scheme in wireless networks is proposed. An efficient stateless and leveled group key management scheme focusing on the revocations of wireless nodes is also presented. The security, flexibility, and adaptability of these two schemes in wireless networks are analyzed.

针对无线网络的特点建立了一种基于密钥树和中国剩余定理的分级群组密钥管理方案，针对无线节点容易被捕获的问题提出了一种能够有效解决密钥撤销的无状态分级群组密钥管理方案，并且着重分析了这两种方案在无线网络中的安全性、可扩展性和适用性。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了