Permissions required: Issue
types are only returned as follows:
If the user has the Administer Jiraglobal permission, all issue types
are returned.
If the user has the Browse projectsproject permission for one or more
projects, the issue types associated with the projects the user has permission to browse are returned.
If the user is anonymous then they will be able to access projects with the Browse projects for anonymous users
If the user authentication is incorrect they will fall back to anonymous
Returns all issue types.
This operation can be accessed anonymously.
Permissions required: Issue types are only returned as follows: