The Seal of Confession has long been a matter of public controversy. But Catholics, especially priests, have shown a remarkable solidarity in defending the seal – the obligation of a priest to never, under any circumstances, reveal the sins that are confessed to him.

The subject is back in the news because the Independent Inquiry into Child Sex Abuse (IICSA), as part of its laudable efforts to prevent the evil of child abuse, has started to ask questions about the seal, and whether it enables abuse.