Take it to the logical end - you can tie up / handcuff / sedate / restrain an individual in order to get their fingerprint (or, ahem, way worse) but you cannot extract a password from someones brain.
If it's in scope to "way worse" someone to get their fingerprint, I'm sure I can be very persuasive in getting their passwords.
> cannot extract a password from someones brain.
May I introduce you to XKCD Number 538.
https://xkcd.com/538