Err Msg: Internet Explorer Was Unable to Import This Certificate

• Microsoft Internet Explorer versions 4.0, 4.01 for Windows 95
• Microsoft Internet Explorer versions 4.0, 4.01 for Windows NT 4.0

SYMPTOMS

When you attempt to import a digital certificate into Internet Explorer from another browser, you may receive the following error message:

   Internet Explorer was unable to import this certificate.

CAUSE

This error message can occur if you are attempting to import a 1024-bit key (high grade) or greater digital certificate, and you are not running the 128-bit version of Internet Explorer.

RESOLUTION

To resolve this behavior, upgrade to the 128-bit version of Internet Explorer. To obtain the 128-bit Internet Explorer Upgrade, please visit the following Microsoft Web site:

   http://www.microsoft.com/ie/download/?/ie/download/128bit.htm

MORE INFORMATION

The 128-bit Internet Explorer Upgrade installs the Rivest-Shamir-Adleman (RSA) certificate provider. With the RSA certificate provider, you can import high grade digital certificates into Internet Explorer in PFX format.

You can import only 512-bit key (low grade) digital certificates into Internet Explorer.