Absolutely, copyright in the keys is irrelevant. The complaint is not that publishing the keys is an infringing act. However, it is bloody stupid to put someth

Absolutely, copyright in the keys is irrelevant. The complaint is not that publishing the keys is an infringing act. However, it is bloody stupid to put something which you wish to remain secret in the public record, which is what I believe the submitter meant. I do hope that Sony's lawyers have recognised that this horse has bolted.