Currently all my Jira Spaces (Service Desk Management) are public.

[Shehrooz Ahmad]

My Jira service desk projects are currently public and any users out of my organization are being able to the Jira Issues created on these spaces.

I want make these private only to my organization users, kindly assist.

[John Funk]

Hi Shehrooz,

Go to Space Settings then Customer Permissions. There you can make it Restricted and control who can see it.