生成大素数并检验以及生成RSA1024位公钥子程序，不使用库文件，源代码公开，清晰有注释...

有关欧几里德的扩展算法，非常实用，经测试好用- The expansion of the Euclidean algorithm, is very practical, easy to use as test

喜如何转换质子交换膜 (DER) 文件到 asn1 结构...如何获取公共密钥从 ca 证书...和如何验证证书签署无 openssl......请给我提示和源代码

java非对称加密的源代码(RSA)，鉴于rsa加密的重要性和相关源代码的匮乏，经过整理。-asymmetric encryption source code (RSA), in view of encryption rsa the importance and relevance of the lack of source code, collated.

从一个随机文件读取256字节数据形成数据区DArea，再应用洗牌法所给的方法生成0~255的一个全排列DTab。试分别写出"求DArea中全部数据经 （1）以DTab为S-盒； （2）以DTab为P置换 -from a random file read 256 byte data area DArea form data, re-shuffling in law application to the formation of 0 ~ 255 DTab a full array. Try to write were "seeking DArea by which all data (1) DTab S-boxes; (2) DTab replacement for the P

加密技术源代码学习加密技术-encryption technology to study the source code encryption technology

Introduction to Cryptography in plain simple english. The document talks about the early day cryptography and gives some simple examples to the readers.

IDEA加密算法属于数据块加密算法(Block Cipher)类。IDEA使用长度为128bit的密钥，数据块大小为64bit。-IDEA encryption algorithm is data block encryption algorithm (Cipher Block) category. IDEA use of the length of the 128 bit key, the data block size for 64bit.

软件模拟CRC冗余校验，可以对任意长度的发送序列求16位校验和，并且可以对接收序列进行检查。有详细的中文注释，和模拟函数-simulation software CRC Redundancy Check, for any length of this sequence for 16 checksum, and to be able to receive sequence for the examination. The Chinese have detailed notes and simulation function

des加密算法的c程序实现，能够加密8位明文，经测试通过编译。-des encryption algorithm c Program to express encryption eight, the test compiler.

AES算法的实现，大家可以参考一下看看。-AES algorithm, we can refer you to see.