There’s been quite a few cases, but the Lavabit [0] Case is probably the most famous. Another one that comes to mind is a guy accused of having child porn claim

There’s been quite a few cases, but the Lavabit [0] Case is probably the most famous. Another one that comes to mind is a guy accused of having child porn claiming he can’t remember the password to his data and being held in jail for 2+ years without being convicted [1]. [0] https://arstechnica.com/tech-policy/2014/04/lavabit-held-in-contempt-of-court-for-printing-crypto-key-in-tiny-font/ https://arstechnica.com/tech-policy/2014/04/lavabit-held-in-... [1] http://blogs.findlaw.com/third_circuit/2017/03/man-held-in-contempt-for-refusing-to-unlock-devices-in-child-porn-case.html http://blogs.findlaw.com/third_circuit/2017/03/man-held-in-c...