Problem: Cannot connect to the Citrix XenApp server. SSL Error 61: You have not choosen to trust "***", the issuer of the server's security certificate.

Resolution:Download the zip file, unzip and install.

http://dl.myhostedcloud.com/mhc/cert/UTN-USERFirst-Hardware.zip

NOTE:  If accessing the NASP domain (https://naspcsg.novelaspect.com), you will need the certificate below instead of the one from the above link.