The certificate authority(CA) which issued IBG's website certificate has had their own certificate expire. They have issued a new certificate, but the new certificate is not yet incorporated into many web browsers. Web browsers that do not have the new certificate will show a security warning. To avoid this warning the new CA certificate must be installed in your browser.

To install the new certificate, go to the CA's website at http://certs.ipsca.com/Support/hierarchy-ipsca.asp and then click the ipsCA Global CA Root link at the bottom of the page:

Or, click here to install the certificate directly from their page.

Installation of the updated certificate in Thunderbird requires downloading the certificate, and then importing it.

1. Right click on this link and select "Save link as" or do whatever is necessary to save a link as a file using your browser.
2. Save the ipsCAGlobal.crt file to a convenient location.
3. Open Thunderbird and go to the Tools or Edit menu and select Preferences (different versions of Thunderbird put Preferences in different locations).
4. In the Thunderbird Preferences window click on the Advanced button.
5. Click on the Certificates tab.
6. Click on the View Certificates button.
7. In the Certificate Manager window, click on the Authorities tab.
8. Click on the Import button.
9. Open the ipsCAGlobal.crt file which you previously saved.
10. In the Downloading Certificate window, check the box next to Trust this CA to identify web sites.
11. Click OK on the Downloading Certificate window.
12. Click OK on the Certificate Manager window.
13. Click Close on the Thunderbird Preferences window.

Microsoft has included the updated ipsCA certificate in their root certificate update pack. The updated pack can be installed through the normal Microsoft Update procedures, or downloaded directly from Microsoft.

1. Run Microsoft Update (or Windows Update) from the Start menu.
2. Once it starts click on the “Custom” button.
3. Then click “Software, Optional” from the left panel.
4. Then check the box next to “Update for Root Certificates”
5. Then click the “Review and install updates” link to begin downloading and installing the updates. Other updates may be included.

Windows 7 and Windows Vista normally will automatically download updated certificates with no necessary user interaction.