SSL cannot be used between DUX and UVMS/DUAS.
From documentation: "In this version, the communication between the Dollar Universe Explorer server and UVMS (or between the Dollar Universe Explorer server and DUAS) cannot use SSL."
Refer to:
https://docs.automic.com/documentation/webhelp/english/ALL/components/DU_AS/latest/Dollar%20Universe%20Guides/help.htm#DUX_usr/SSL%20Communication.htm%3FTocPath%3DExplorer%2520User%2520Guide%7CConfiguration%7CSSL%2520Communication%7C_____0
Release : 6.x
Component : Dollar Universe Explorer (DUX)
Not implemented.
"SSL configuration for DUX and Reporter" will be implemented in future versions of Dollar Universe.