由于电子商务广泛采用公开密钥技术，职能部门有必要对公钥加以管理。本文简要介绍了基于PKI的密钥托管技术及密钥托管代理的概念，分析了密钥托管的步骤，以及政府部门在密钥托管代理的帮助下强制访问信息的过程。 关键词：密钥托管 证书授权认证 公开密钥 公钥基础设施 托管证书 网络的安全问题得到人们的日益重视。网络面临的威胁五花八门：内部窃密和破坏，截收，非法访问，破坏信息的完整性，冒充，破坏系统的可用性，重演，抵赖等。于是公钥基础设施（Public Key Infrastructure，PKI）应运而生。PKI是电子商务和其它信息系统的安全基础，用来建立不同实体间的"信任"关系。它的基础是加密技术，核心是证书服务。用户使用由证书授权认证中心（Certificate Authority，CA）签发的数字证书，结合加密技术，可以保证通信内
上传时间： 2013-12-18
上传用户：tonyshao
值转人民币大写C++源代码，public domain免费软件，和一般的转换程序比已充分考虑到各种情况和习惯读法。此代码针对C++ Builder平台编写并调试通过，但已仔细设计以便于需要时移植到其它平台。
标签： 源代码
上传时间： 2014-02-20
上传用户：zhangyigenius
C++ Demystified: A Self-Teaching Guide by Jeff Kent ISBN:0072253703 McGraw-Hill/Osborne © 2004 This hands-on, step-by-step resource will guide you through each phase of C++ programming, providing you with the foundation to discover how computer programs and programming languages work.
标签： Self-Teaching Demystified McGraw-Hill 0072253703
上传时间： 2013-12-13
上传用户：1427796291
Bluezan implementation of the Bluetooth™ wireless standards specifications for Linux. The code is licensed under the GNU General Public License (GPL) and is now included in the Linux 2.4 and Linux 2.6 kernel series
标签： implementation specifications Bluetooth standards
上传时间： 2015-06-07
上传用户：gtzj
Bluezan implementation of the Bluetooth™ wireless standards specifications for Linux. The code is licensed under the GNU General Public License (GPL) and is now included in the Linux 2.4 and Linux 2.6 kernel series
标签： implementation specifications Bluetooth standards
上传时间： 2015-06-07
上传用户：小鹏
Bluezan implementation of the Bluetooth™ wireless standards specifications for Linux. The code is licensed under the GNU General Public License (GPL) and is now included in the Linux 2.4 and Linux 2.6 kernel series
标签： implementation specifications Bluetooth standards
上传时间： 2014-01-09
上传用户：himbly
Bluezan implementation of the Bluetooth™ wireless standards specifications for Linux. The code is licensed under the GNU General Public License (GPL) and is now included in the Linux 2.4 and Linux 2.6 kernel series
标签： implementation specifications Bluetooth standards
上传时间： 2013-12-11
上传用户：zhyiroy
Bluezan implementation of the Bluetooth™ wireless standards specifications for Linux. The code is licensed under the GNU General Public License (GPL) and is now included in the Linux 2.4 and Linux 2.6 kernel series
标签： implementation specifications Bluetooth standards
上传时间： 2015-06-07
上传用户：er1219
在主对话框中加入一个复选接钮，ID为IDC_CHECK_HEXSEND Caption: 十六进制发送，再利用ClassWizard为其添加控制变量：m_ctrlHexSend； 在ClassView中为SCommTestDlg类添加以下两个PUBLIC成员函数，并输入相应代码
标签： 对话框
上传时间： 2015-06-08
上传用户：asdfasdfd
A C++ N-grams Package 2.0 This is a simple C++ n-grams package that includes a header, the corresponding cpp file, and a sample driver program. It is a natural language processing tool for creating n-gram profiles for text documents. The details on usage is documented in the header right above each public function defined. This package is based on Dr. Vlado Keselj s Perl package Text::Ngrams which is available in CPAN.
标签： includes correspo N-grams Package
上传时间： 2015-06-12
上传用户：wfl_yy
