Issue: You need to verify the Securly SSL certificates have been deployed in IE
Solution: Microsoft stopped developing the Mac OS X version of IE after 5.2.3, which won't run on 10.7 or higher. Microsoft never created a version of IE for iOS devices. This Knowledge Base Article will explain the process for IE on the Windows OS.
In the Internet Explorer window, click on Tools and then Internet Options at the bottom of the drop-down menu.
Note: Depending on the version of Internet Explorer, Tools could be at the top or at the top right.
In the new window that appears, click on the Content tab at the top in the middle of the other tabs.
Click on the Certificates button near the middle of the window.
Another window appears. In this window, you can see all the certificates currently on your machine. This list of certificates also includes what is trusted by Internet Explorer.
Click on the Trusted Root Certification Authorities tab and scroll down to verify the SSL certificates: Issued To "*.securly.com" is installed.
Trusted Root Certification Authorities - These are the Root Certificates that Internet Explorer trusts. Any personal certificate that falls underneath any of these roots will be trusted (unless the certificate is revoked or expired).