安全通信

in computer and other communication networks, the reliability of the information and the integrity of the information is an important communications security issues, particularly in unsafe channel communications, verification of the message is indispensable, there are many ways to solve these problems, this paper provides a method of message authentication.

在计算机及其他通信网络中，对消息的可靠性及完整性的验证是通信安全的重要问题，特别是在不安全的信道通信时，对消息的验证更是不可缺少的，解决此类问题的方法有很多，本文提出了一种消息认证的方案。

The experiments show that the system has good secure communication efficiency and controllability.

实验结果表明，本系统具有良好的安全通信效率和可控性。

Plane has 4,000 square feet of floor space, secure communications equipment.

飞机有4，000平方英尺的占地面积，安全通信设备。

Aiming at the limitation that IPSec multicast based on GDOI key management protocol is only applied to single-source multicast (one-to-many communication), this thesis proposes a scheme of multi-source multicast (many-to-many communication) of IPSec.

分析了基于GDOI组播密钥管理协议的IPSec安全多播目前只适用于单源多播的应用局限性，基于对IPSec协议及多播安全通信的研究，提出了一种IPSec多源多播的解决方案。

Mirador Business Instant Messenger uses a secure communication protocol with SSL encryption and includes a server that manages, tracks and archives instant-messaging threads.

美丽商务即时通讯使用的安全通信协议ssl加密，并包括一台服务器管理，跟踪和档案即时通讯线程。

But if they are applied to private networks for distributed departments in organizations, some problems should be concerned, such as low efficiency of packet transfer and nonsupport of unsymmetrical VPN connections.

但是如果企业内部的各部门之间需要通过Internet进行安全通信，将会产生一些新的问题，如包传送效率低，不支持非对称VPN连接等。

Finally, communication between interlocking machine and failure-safety intelligent module works as responsion mode and is classified as 2 levels （data preprocessing and CAN card driver）. Some technologies such as data checking and positive-reverse code transmission are adopted in this function in order to obtain data transmission reliability.

联锁机与安全智能I/O模块之间的通信，工作模式采用应答方式，分为数据预处理和CAN智能卡驱动两个通信层次，所采用的数据校验和正反码传输技术可以达到可靠的数据传送，该通信过程具有适应分布式系统控制、系统升级方便、多重安全防护等特点。

Effective key management scheme is the foundation for the secure communication of wireless sensor networks.

有效的密钥管理方案是实现传感器网络安全通信的前提。

This will include showcases of integrated systems, secure communications and key management systems.

这将包括展示的综合系统，安全通信和密钥管理系统。

APCO25 is a joint effort of APCO (Association of Public-Safety Communications Officials International Inc.) and NASTD (National Association of State Telecommunications Directors) for a uniform digital mobile radio technology.

APCO25是APCO（公共安全通信公务员国际合作协会）和NASTD为统一数字移动无线技术而共同努力的成果。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。