论文主要内容概括如下：首先，论文阐述了信息安全的重要性、密码学史、密码学在视频领域的应用和嵌入式系统的发展前景。
The main contents of this dissertation are as follow:Firstly, the dissertation discusses essentiality of information safety, development of encryption techniques and prospect of embedded system.
此文档共分15部分，每部分都有一个简短的描述或例子概括此部分的主要内容，并且都附有为架构师准备的清单。
Each of the 15 sections of the document included a short description or examples of the content to be included in the section along with a checklist for the architect.
该主题包括主要内容、学习目标、时间以及其他概括性的信息。
This topic provides mainpoints content, a learning objective, duration, and other overview information.
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