Outdated: Windows XP Component "Update Root Certificates"

This section describes the process used by Windows XP component, Update Root Certificates, to communicate to Windows Update Web site to fetch a trusted root certificate and install in on the local computer automatically.

To understand better why IE 8 is automatically reinstall a trusted root certificate on my computer, I did a quick research and found this article "Certificate Support and the Update Root Certificates Component" on Microsoft Web site:

Using Microsoft Windows XP Professional with Service Pack 1 in a Managed Environment: Controlling Communication with the Internet - Certificate Support and the Update Root Certificates Component - Published: December 27, 2004 ...

How Update Root Certificates Communicates with Sites on the Internet

This subsection focuses on how the Update Root Certificates component communicates with sites on the Internet. The previous subsection, "Overview: Using Certificate Components in a Managed Environment" provides references for the configuration choices that control the way other certificate components communicate with sites on the Internet.

If the Update Root Certificates component is installed on a user's computer, and the user's application is presented with a certificate issued by a root certification authority that is not directly trusted, the Update Root Certificates component communicates across the Internet as follows:

Now I understand better what happened when visiting a secured Web site using IE 8 and the root certificate for that web site is not installed on my Windows XP system:

Last update: 2015.

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Outdated Tutorials

Outdated: Windows XP Component "Update Root Certificates"

 Outdated: Windows XP Component - Removing "Update Root Certificates"

 Outdated: IE 8 Displaying Certificate Error Page

 Outdated: IE 8 Displaying Certificate Error Icon

 Outdated: Viewing Certificate Path Validation Error in IE 8

 Outdated: Importing Root Certificate from a File to IE 8

 References

 PDF Printing Version