S/MIME and Email Security

This chapter provides tutorial notes and example codes on S/MIME. Topics include introduction of S/MIME (Secure/Multipurpose Internet Mail Extensions); email message examples with digital signatures; examples of encrypted emails; S/MIME support in MS Office Outlook 2007; S/MIME support in Gmail.

What Is S/MIME?

Digital Signature Scheme for Email Messages

A Simple Email Message Example

Email Messages with Attachments using MIME

Email Messages with Digital Signatures using S/MIME

Encrypted Email Messages using S/MIME

Digital Signature and Encryption in Outlook

Email Security Settings in Outlook

Valid Certificate Required in Outlook

Message Security Properties in Outlook 2007

Firefox Extension - Gmail S/MIME

Conclusions:

Table of Contents

 About This Book

 Introduction of PKI (Public Key Infrastructure)

 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 Outdated Tutorials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