linux/unix系统下usbkey通讯的例程，pcsc

通过miracl大数库生成rsa密钥，并通过diffie-hellman算法交换密钥-Miracl large numbers through the database to generate rsa key, and algorithm diffie-hellman key exchange

基本的des加算法，-basic arithmetic,

导游系统的C++实现-This is a guider s system which is ralized in c

电子签章的小部分实现，很多不足的地方，希望大家给我建议-Electronic Signature of the small part of the realization that many deficiencies in the hope that I suggest to everyone

本文描述了证书请求消息格式(CRMF)。它被用来向CA传递一个产生X.509证书请求 (可能通过RA)。请求消息一般包括公钥和有关的登记信息。-This paper describes a certificate request message format (CRMF). It was used to send a CA have X.509 certificate request (possibly through RA). Requests for general information, including public key and the registration information.

Perl写的CA认证程序，用到了OpenSSL-Perl wrote CA certification procedures, using the OpenSSL

PKIX的RFC英文文档-PKIX the RFC document in English

使用openssl的SSL下SOCKET服务器端-use openssl SSL server under SOCKET

使用openssl的SSL下的SOCKET客户端-openssl use of the SSL client SOCKET

pkcs7格式文件的编码软件-pkcs7 format coding software