The "sacred silence" of the Roman Catholic "confessional"…is it always valid?

The "sacred silence" of the Roman Catholic "confessional"…is it always valid?

Once again recently publicity has raised this whole issues of legislating an end to the "sacred silence" of the Roman Catholic "Confessional" in relation to paedophiles, murderers, child molesters and the like and recently challenged by social commentator Peter FitzSimons..