Physical key locks gives people the feeling of security but its not so false it´s security! People think locks keep their things safe but they don´t except from amateurs.
Lock effectiveness is specified in time - how long your lock will prevent penetration. Just like a firedoor. Every door will burn, just some doors take longer than others.
Also see 3D printed bump keys http://www.dailymail.co.uk/sciencetech/article-2739879/WATCH...