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加密解密 对称密码体制的发展趋势将以分组密码为重点。分组密码算法通常由密钥扩展算法和加密（解密）算法两部分组成。密钥扩展算法将b字节用户主密钥扩展成r个子密钥。加密算法由一个密码学上的弱函数f与r个子密钥迭代r
对称密码体制的发展趋势将以分组密码为重点。分组密码算法通常由密钥扩展算法和加密（解密）算法两部分组成。密钥扩展算法将b字节用户主密钥扩展成r个子密钥。加密算法由一个密码学上的弱函数f与r个子密钥迭代r次组成。混乱和密钥扩散是分组密码算法设计的基本原则。抵御已知明文的差分和线性攻击，可变长密钥和分组是该体 ...
通讯编程文档 上以A R M 芯片为例,详细分析了在发生中断时如何实现中断现场的保护以及一 般嵌入式操作系统的多任务切换过程
上以A R M 芯片为例,详细分析了在发生中断时如何实现中断现场的保护以及一
般嵌入式操作系统的多任务切换过程
数据结构 C++实现的R树算法
C++实现的R树算法，包括构造，查找，增删改更新结点等。还有两个test文件。
书籍源码 Although most of the health problems related to fast food aren t felt until middle age -- obesity an
Although most of the health problems related to fast food aren t felt until middle age -- obesity and diabetes are at an all-time high --- the damage starts before children enter kindergarten.
书籍源码 Although most of the health problems related to fast food aren t felt until middle age -- obesity an
Although most of the health problems related to fast food aren t felt until middle age -- obesity and diabetes are at an all-time high --- the damage starts before children enter kindergarten.
书籍源码 Although most of the health problems related to fast food aren t felt until middle age -- obesity an
Although most of the health problems related to fast food aren t felt until middle age -- obesity and diabetes are at an all-time high --- the damage starts before children enter kindergarten.
书籍源码 Although most of the health problems related to fast food aren t felt until middle age -- obesity an
Although most of the health problems related to fast food aren t felt until middle age -- obesity and diabetes are at an all-time high --- the damage starts before children enter kindergarten.
书籍源码 Although most of the health problems related to fast food aren t felt until middle age -- obesity an
Although most of the health problems related to fast food aren t felt until middle age -- obesity and diabetes are at an all-time high --- the damage starts before children enter kindergarten.
书籍源码 Although most of the health problems related to fast food aren t felt until middle age -- obesity an
Although most of the health problems related to fast food aren t felt until middle age -- obesity and diabetes are at an all-time high --- the damage starts before children enter kindergarten.
其他嵌入式/单片机内容 Excel spreadsheet allowing calculation of the best R-C-C component values on the PLL Loop Back Filte
Excel spreadsheet allowing calculation of the best R-C-C component values on the PLL Loop Back Filter