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- At this step for Acrobat Pro XI running on Windows 7 the following had to be done to add the University's signing certificate to the list of trusted certificates:. If you don't do this step then Acrobat reader will always says UT signing certificates are invalid because the certifying certificate is not trusted.
- In the same window where you did the previous step, double-click on the user's listed certificate in the right pane
- In the window that appears you will see a tree of signing certificates in the left pane. Just above the botton branch where the user's certificate is listed, a parent certificate named "The University of Texas at Austin" is listed. Click that certificate to bring up its options in the right pane.
- Click the "Trust" tab and then click the button labeled "Add to Trusted Certificates..."
- Accept the default trust options of just trusting it for signing and certifying documents
- Click OK to accept all changes
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