Published at LXer:
Apple has worked out a way in which the power cords for computers or smartphones can help people recover their forgotten login passwords - or the answers to secret questions (like "what was the name of your first pet?") that are often used to recover them. But crucially, Apple's system does this in a way that's designed to prevent anybody who steals the laptop or smartphone from recovering the password. The technology is predicated on the fact that when you lose a laptop, or have it stolen, you don't tend to lose the power adapter as well. So it makes the power adapter a critical part of the recovery routine for forgotten passwords.
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