...
Yes, a private repository can be included . OAuth credentials are necessary for configuration. See Configuration 2.1/2.2from Bitbucket Cloud. Just paste link of file from Bitbucket Cloud private repo, and the app will show a link to grant access to the repository.
To view a private repository in Confluence Cloud, does the user also have to be a Bitbucket Cloud user?
...
It depends on where the file is, on Bitbucket Cloud or Bitbucket Data Center:
Bitbucket Edition | Authentication |
---|---|
Bitbucket Cloud | Each Confluence user needs to authenticate against Bitbucket Cloud. |
Bitbucket Data Center | A personal access token is used for all Confluence Users. A Confluence user does not need any Bitbucket login. Every Confluence user can view included Bitbucket files. |