So the digital image compression technology and the digital image encryption technology have been born and applied in many field, such as multimedia, communication, medicine and so on.
数字图像压缩技术和数字图像加密技术应运而生，并且被广泛应用到多媒体、通讯、医学等等各个领域。
Not changing the Video Conference protocols in existence, we embed a good encryption algorithm (Permutation Code) in the system to safeguard the information of Multimedia.
在不改变现有协议的前提下，嵌入性能良好的加密解密算法（排列码算法）来保障信息的安全；
Lastly, this paper give a realization of distributed multipoint multimedia conferences using this encryption scheme.
最后，本文给出了一个基于此混合加密方案的多媒体会议系统的实现。
In this paper, LIU's high intensity public encryption algorithm is studied, and a multimedia data encryption & decryption software system is designed.
研究了刘氏高强度密码体制算法，并且设计一个基于此密码机制的多媒体数据加解密软件系统。
This paper discusses vital technique for secure communication of multimedia. It analyzes some ways for stream data encryption.
讨论了保障多媒体通信安全的几个关键技术，分析了流媒体加密的几种方式。
This paper discusses vital technique for secure communication of multimedia. It analyzes some ways for stream data encryption.
讨论了保障多媒体通信安全的几个关键技术，分析了流媒体加密的几种方式。
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