说明：  公开密钥密码算法及其快速实现，首先介绍了实现算法所需要的数学基础，然后论述RSA，ECC等常用的公开密钥算法的原理以及实现方法。
(Public-key cryptographic algorithm and its fast implementation, first introduced the algorithm of the mathematical foundation needed, and then discusses the RSA, ECC and other commonly used public key algorithm principle and implementation method.)