Citrix Citrix Receiver: You have not chosen to trust “COMODO High-Assurance Secure Server CA”, the issuer of the server’s certificate Recently I started using a MacBook to replace my Windows laptop. Since I work as a technical consultant... Ingmar VerheijJan 24, 2014Jan 21, 201414 Comments on Citrix Receiver: You have not chosen to trust “COMODO High-Assurance Secure Server CA”, the issuer of the server’s certificate