There is a staff tags setting you can make use of, that limit a tag to only be used by staff. And if that tag is only used in private categories, it would prevent others from seeing them. But I think that is as close as you’ll get with this.
There is a staff tags setting you can make use of, that limit a tag to only be used by staff. And if that tag is only used in private categories, it would prevent others from seeing them. But I think that is as close as you’ll get with this.