<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[lb121zc的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/lb121zc</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; lb121zc]]></copyright><item><title><![CDATA[C#学习——Day04]]></title><link>https://blog.youkuaiyun.com/lb121zc/article/details/141635062</link><guid>https://blog.youkuaiyun.com/lb121zc/article/details/141635062</guid><author>lb121zc</author><pubDate>Thu, 29 Aug 2024 00:01:16 +0800</pubDate><description><![CDATA[<dt> <dd> </dd> </dt>]]></description><category></category></item><item><title><![CDATA[C#学习——Day03]]></title><link>https://blog.youkuaiyun.com/lb121zc/article/details/141601079</link><guid>https://blog.youkuaiyun.com/lb121zc/article/details/141601079</guid><author>lb121zc</author><pubDate>Tue, 27 Aug 2024 23:29:56 +0800</pubDate><description><![CDATA[第三天，冲冲]]></description><category></category></item><item><title><![CDATA[C#学习——Day02]]></title><link>https://blog.youkuaiyun.com/lb121zc/article/details/141574399</link><guid>https://blog.youkuaiyun.com/lb121zc/article/details/141574399</guid><author>lb121zc</author><pubDate>Tue, 27 Aug 2024 03:11:26 +0800</pubDate><description><![CDATA[从零开始C#，看下能坚持几天]]></description><category></category></item><item><title><![CDATA[C#学习——DAY01]]></title><link>https://blog.youkuaiyun.com/lb121zc/article/details/141507867</link><guid>https://blog.youkuaiyun.com/lb121zc/article/details/141507867</guid><author>lb121zc</author><pubDate>Mon, 26 Aug 2024 21:03:39 +0800</pubDate><description><![CDATA[C#从零开始学习]]></description><category></category></item><item><title><![CDATA[Java实现S-DES加密算法]]></title><link>https://blog.youkuaiyun.com/lb121zc/article/details/83243163</link><guid>https://blog.youkuaiyun.com/lb121zc/article/details/83243163</guid><author>lb121zc</author><pubDate>Sun, 21 Oct 2018 17:24:16 +0800</pubDate><description><![CDATA[S-DES
为了更好的理解DES算法，美国圣塔克拉拉大学的Edward Schaefer教授于1996年开发了Simplified DES方案，简称S-DES方案。它是一个供教学二非安全的加密算法，它与DES的特性和结构类似，但参数小，明文分组为8位，主密钥分组为10位，采用两轮迭代。
S-DES加密原理

1.初始置换IP:将8位的明文按照顺序（26314857）进行位置变化，置换后分为左4位L...]]></description><category></category></item></channel></rss>