Is it illegal to hand over passwords yet if it's self-incriminating? Because encasing the encryption key in a passworded file could get you out. You would be pr

Is it illegal to hand over passwords yet if it's self-incriminating? Because encasing the encryption key in a passworded file could get you out. You would be providing the key, but wouldn't be self-incriminating yourself. It would be like handing over an virtually unbreakable safe and saying "open it".