Jello wrote:
What happens if your personal files are encrypted and you politely decline to give them access?

Just send them to the UK. We've got laws to get around that one... (Emphasis mine)

(RIPA) Part 3 gives the police powers to order the disclosure of encryption keys, or force suspects to decrypt encrypted data.

Anyone who refuses to hand over a key to the police would face up to two years' imprisonment. Under current anti-terrorism legislation, terrorist suspects now face up to five years for withholding keys.

Ripa encryption keys clause to get the go-ahead?

RE: Yes they ARE doing random laptop searches at borders