Perl Scripts Communicating with HTTPS Servers

This chapter provides tutorial notes and example codes on writing Perl scripts communicating with HTTPS servers. Topics include installing Crypt::SSLeay module; using LWP::UserAgent module with Crypt::SSLeay; setting HTTPS_CA_FILE environment variable to verify server's certificates; concatenating multiple CA certificates in a single PEM file.

Installing Crypt::SSLeay 0.57 on Windows

Crypt::SSLeay Test Perl Script

HTTPS Request and Response Example

Asking Crypt::SSLeay to Verify Server's Certificate

Crypt::SSLeay Failing to Verify Server's Certificate

Multiple CA Certificates in a Single File

Conclusions:

Table of Contents

 About This Book

 Introduction of PKI (Public Key Infrastructure)

 Introduction of HTTPS (Hypertext Transfer Protocol Secure)

 Using HTTPS with IE (Internet Explorer) 10

 Using HTTPS with Chrome 40

 Using HTTPS with Firefox 35

Perl Scripts Communicating with HTTPS Servers

 PHP Scripts Communicating with HTTPS Servers

 Java Programs Communicating with HTTPS Servers

 Certificate Stores and Certificate Console

 .NET Programs Communicating with HTTPS Servers

 CAcert.org - Root CA Offering Free Certificates

 PKI CA Administration - Issuing Certificates

 Digital Signature - Microsoft Word 2007

 Digital Signature - OpenOffice.org 3

 S/MIME and Email Security

 PKI (Public Key Infrastructure) Terminology

 Outdated Tutorials

 References

 PDF Printing Version