网络安全性

To support secure group communications in resource constrained wireless sensor networks, We propose an efficient and scalable key management scheme which only uses symmetric cryptographic algorithms and hashing function. This scheme can achieve forward and backward security.

为了在有限资源的无线传感器网络能安全进行群组通讯，本文只使用对称加密算法和单向哈希函数提出了一种具有有效性和扩充性的组密钥管理方案，并可满足前向和后向安全性。

Because of the continuity, instantaneity, simultaneity of power produce, the SPDnet must meet the demands of power system communication including high reliability, real time, safety, and flexibility.

电力生产和系统运行的连续性、瞬时性和同时性，决定了电力通信网络必须满足高可靠性、实时性、安全性和灵活性等技术要求。

Jakes channel model in a WSN real network space is established with NS-2 software. Using this model, security of S-LAECH is verified.

最后在NS-2软件中建立了WSN真实网络空间的Jakes信道模型，利用该模型验证了S-LEACH协议的安全性。

Its biggest rival in core routing, Juniper Networks, is also a significant security player today.

其最大的竞争对手在核心路由， Juniper网络，也是一个重大的安全性，今天的球员。

In this paper,a threshold authentication scheme of ad hoe network based on elliptic curve is proposed,in using Lagrange Theorem to generate the group key and in using the digital signature algorithm based on elliptic curve to generate and merge the sub certificates.

论文提出一种基于椭圆曲线的门限身份认证方案，利用拉格朗日定理生成群密钥并利用椭圆曲线数字签名算法生成子证书并合成，该算法的安全性、高效率以及低计算复杂度特别适合Ad hoc网络移动自组的特点。

Therefore, the security of security protocols has become one of the key problems of network security.

因此，安全协议自身的安全性成了网络安全的关键问题之一。

Therefore, the research about safety of P2P has been a hotspot and nodus in network field recently.

因而，研究P2P的安全性，是近年来网络安全研究的一个热点和难点。

This scheme is based on the elliptic curve of non singular elliptic curve over finite field, and with its security, it can be widely used in the fields as network communication, electronic commerce and IC card.

同时，该方案将自证明公钥体制推广到椭圆曲线域，同样长度的密钥具有更高的安全性。在网络通信、电子商务以及IC卡等领域具有广泛的应用前景。

Network security is increasingly an issue of great concern.

网络的安全性越来越引起人们的极大关注。

Vhua Tech.has a first-class software product design and development team, has extensive experience in web application software design and development, especially in the government sector and enterprise-class management system development and related fields, through long-term development of innovative, master a set from the algorithm, the data structure to product safety in terms of leading-edge technology, makes the product in terms of stability, code optimization, operational efficiency, load capacity, level of security and access control features in such aspects as home rigor of similar products at home and abroad leading position.

威华科技拥有一流的软件产品设计和开发团队，具有丰富的网络应用软件设计开发经验，尤其在政府部门和企业级管理系统开发及相关领域，经过长期创新性开发，掌握了一整套从算法、数据结构到产品安全性方面的领先技术，使得产品无论在稳定性、代码优化、运行效率、负载能力、安全等级、功能可操控性和权限严密性等方面都居国内外同类产品领先地位。

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