Unable to access policy-protected documents in Internet Explorer

This issue applies to policy-protected documents kept on an HTTP server and accessed using Microsoft Internet Explorer. If user enters wrong credentials even once, the policy-protected document does not open later even with the correct credentials. It is a client-side issue, server logs do not display any error.  

• LiveCycle ES4 SP1
• AEM 6.1 Forms or later

To avoid this issue on Internet Explorer, change the website data settings as described below:

Now, you can open policy-protected documents in Internet Explorer.