First published on TECHNET on Aug 18, 2011
If you run into an issue where you are unable to download or save certificates using Internet Explorer 9 (IE 9) and the Certificate Authority Web Enrollment service of a certification authority, you should be sure to disable the enhanced security option of Internet Explorer. See TechNet Wiki article : http://social.technet.microsoft.com/wiki/contents/articles/you-cannot-download-ca-certificate-from-web-enrollment-pages.aspx for more details.
Updated Feb 21, 2020
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Microsoft
Joined April 05, 2019
Core Infrastructure and Security Blog
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