The most correct answer in the U.S. is that the question of whether a defendant can be forced to give up his password is still undecided. In the UK the governm

The most correct answer in the U.S. is that the question of whether a defendant can be forced to give up his password is still undecided. In the UK the government settled the question with a law making it a crime to withhold your password: http://security.homeoffice.gov.uk/ripa/encryption/faqs/ http://security.homeoffice.gov.uk/ripa/encryption/faqs/ The issue hasn't really come up in Canada. Some authorities have recommended a law similar to the UK's.