Of course the question about authentication remains open - as I am not aware what configuration you have for your JIRA/Confluence (kerberos, basic auth, etc)
Thanks for your responses. In our case, we needed to do the following:
The most important step was importing the *.int.unavco.org jira key into confluence's java cacerts file:
Hi my Community friends! For those who don't know me, I'm a product marketer on the Confluence Cloud team - nice to meet you! For those of you who do, you know that I've been all up in your Co...
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG
You're one step closer to meeting fellow Atlassian users at your local meet up. Learn more about AUGs