https://arstechnica.com/tech-policy/2020/02/man-who-refused-to-decrypt-hard-drives-is-free-after-four-years-in-jail/ https://arstechnica.com/tech-policy/2020/02

https://arstechnica.com/tech-policy/2020/02/man-who-refused-to-decrypt-hard-drives-is-free-after-four-years-in-jail/ https://arstechnica.com/tech-policy/2020/02/man-who-refused-... So it appears 18 months is max for currently for refusing to decrypt a drive, but it is under active court cases at the moment. The important thing is that you are wrong, you can clearly be forced to surrender something you know. Edit: The important part is not that you are wrong, but that the courts can put you in jail for refusing to disclose something you know.