If the purpose is to ensure that there are no one adding any content into your Confluence instance, you might want to consider making Confluence as a "Read-Only" which describe on our knowledge base FAQ here:
Hope it helps.
Hey there Cloud Community members! We’re excited to give you the first glimpse of the new home for business teams on Jira — Jira Work Management. Jira Work Management is the next generation of J...
Connect with like-minded Atlassian users at free events near you!Find an event
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no Community Events near you at the moment.Host an event
You're one step closer to meeting fellow Atlassian users at your local event. Learn more about Community Events