>>I just tested in IE 11 and yes indeed it doesn't work anymore. I am normally using Chrome, so this doesn't affect me much, but I can confirm it's a recent problem. I was able to log in fine recently in IE11.
>
>Have you added https://www.levelextreme.com as part of the list of Trusted Sites as indicated on the upper right of the main page?

After I added it to trusted sites, I was able to access UT from IE 11. Writing this from IE 11 right now.