导致这种缺陷的一个重要原因是，大多数的操作系统来自美国，不允许开发人员出口健壮的加密软件。
A big reason for this deficiency is the simple fact that most operating systems ship from the United States, where developers aren't allowed to export robust cryptographic software.
加密和加密软件已经被用在许多不同的方式，使系统更安全。
Encryption and cryptographic software has been used in many different ways to make systems more secure.
本系统利用了PIC 12ce519内置的EEPROM来存放加密密钥字，极大的增加了软件被破解的难度。
The encryption system USES embedded EEPROM of PIC12CE519 to store the encryption key, and greatly enhances the difficulty of being cracked.
该软件将能解密各种加密类型的可疑媒体的卷，文件夹和文件——包括32位和64位系统。
The software will be capable of decrypting volumes, folders and files of suspected media including that which is subject to various types of encryption - including 32 and 64-bit systems.
很多基本上是秘钥系统的加密软件包采用明钥加密，来传送秘密的会话密钥。
Many encryption packages that are basically secret-key systems use public-key encryption to communicate the secret session keys.
第三章说明了如何将方向感应加密系统中各模块相整合，给出了该实施例的整体结构、软件流程并对其中关键部分的代码加以分析。
The third chapter will tell you how to integrate the modules of direction induced encrypting system, show the architecture and the flow charts of its software.
介绍了一种基于PIC12CE519单片机的简单有效的数字机顶盒软件加密系统。
This paper introduces a simple and effective PIC12CE519 MCU based software encryption solution of digital set-top box.
系统镜像制作工具，可对整个计算机或磁盘进行镜像操作，镜像文件可加密并压缩，分割储存到多个设备中，软件会自动进行分割。
Tool System Mirror, mirror on the whole computer or disk for operation, image files can be compressed and encrypted. divided into a number of storage equipment, software will be automatically divided.
在实现了硬件系统设计之后，本文对数字混沌加密系统的软件设计也作了详细的分析和介绍。
After having realized the hardware circuit, this paper discusses software design of digital chaos encryption system in detail.
而进行软件系统的设计和实现，可对星上加密功能进行模拟，而在地面接收系统中实现解密功能。
The design and realization of software system can fulfill the requirement of decryption in receive system on the ground.
本文主要介绍了军用远程多媒体协作系统的安全管理中心及加密算法的软件实现。
In this paper, we describe the research and realization of the Security Management Center of the Military Remote Multiple_Media Cooperation System and its encryption algorithm.
本文通过对常见软件保护技术的分析，提出了一种新的解决方案——USB的软件加密系统。
With the analysis on common techniques of software protection, a new solution is proposed within this paper: a USB-based software protection system.
通过适当地修改接口电路和增删软件模块，可以很方便地把所提出的系统方案移植到其它类似的应用领域中，如传真加密、IP电话加密、专用网络的数据加密等。
We can easily transplant the system into other domains such as faxes encrypting, IP Phone and private data network by changing the interfacing circuit and adding or deleting software modules.
本文沿用传统密码学的基本观念，对集中式计算机系统中的软件程序加密、解密实用技术进行了论述。
Based on the basic principles of traditional secret code theory, this paper analyses and discusses the practical technology keeping and undoing a program secret in the concentrative computer system.
硬件加密具有软件加密不可比拟的优势，可极大地提高系统地整体性能。
Hardware encryption has great advantages to software encryption, it will free computer CPU and improve system overall performation.
系统软件包括音视频处理、音视频同步及数据加密和多播传输等功能。
On software it's composed of audio-video processing function, audio and video synchronizing function, audio and video data secrecy function, multicast transmission function.
论述了数字加密对讲机的工作原理、系统硬件和软件的实现方法、工作流程，给出了系统的评估方法和评估结果。
This paper expounds the operation principle of the system, implementation of software and hardware, and workflow as well as assessment method and result.
硬件加密技术解决了软件加密在加密运算时的密钥出现在内存和占用系统资源两个不足之处。
Hardware encryption technology solves the problem that the software encryption may cause the key computed in the memory or system resources occupied.
同时，还详细论述了加密系统中ISA卡的硬件原理、四码代数加密法的原理、加密软件的设计以及系统的安全特性。
The ISA card is made of X76F100 and the hardware principle, the principle of encryption method, the design of the cipher software and the safety characteristics of the system are also described.
在读完本文后你将能用AES加密、测试基于AES的软件并能在你的系统中使用AES加密。
After reading this you will be able to use AES encryption, AES-based testing and software in your system to use AES encryption.
在读完本文后你将能用AES加密、测试基于AES的软件并能在你的系统中使用AES加密。
After reading this you will be able to use AES encryption, AES-based testing and software in your system to use AES encryption.
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