Usage Examples of Public Key Infrastructure

This section provides some usage examples of PKI (Public Key Infrastructure), like HTTPS (Hypertext Transfer Protocol Secure) protocol, digital signature, encryption of documents, digital identification.

The most popular usage example of PKI (Public Key Infrastructure) is the HTTPS (Hypertext Transfer Protocol Secure) protocol. HTTPS is a combination of the HTTP (Hypertext Transfer Protocol) and SSL/TLS (Secure Sockets Layer/Transport Layer Security) protocols to provide encrypted communication and secure identification of a Web server.

In HTTPS, the Web server's PKI certificate is used by the browser for two purposes:

Other usage examples of PKI (Public Key Infrastructure) are:

Last update: 2011.

Table of Contents

 About This Book

Introduction of PKI (Public Key Infrastructure)

 What Is PKI (Public Key Infrastructure)?

Usage Examples of Public Key Infrastructure

 Most Popular Certificate Authorities

 Introduction of HTTPS (Hypertext Transfer Protocol Secure)

 Using HTTPS with Google Chrome

 Using HTTPS with Mozilla Firefox

 HTTPS with IE (Internet Explorer)

 Perl Scripts Communicating with HTTPS Servers

 PHP Scripts Communicating with HTTPS Servers

 Java Programs Communicating with HTTPS Servers

 Windows Certificate Stores and Console

 .NET Programs Communicating with HTTPS Servers

 CAcert.org - Root CA Offering Free Certificates

 PKI CA Administration - Issuing Certificates

 Comodo Free Personal Certificate

 Digital Signature - Microsoft Word

 Digital Signature - OpenOffice.org 3

 S/MIME and Email Security

 PKI (Public Key Infrastructure) Terminology

 Outdated Tutorials

 References

 Full Version in PDF/EPUB