Exclusive The first person jailed under draconian UK police powers that Ministers said were vital to battle terrorism and serious crime has been identified by The Register as a schizophrenic science hobbyist with no previous criminal record.

His crime was a persistent refusal to give counter-terrorism police the keys to decrypt his computer files.

The 33-year-old man, originally from London, is currently held at a secure mental health unit after being sectioned while serving his sentence at Winchester Prison.