Locksmithing is the science and art of making and defeating locks. Practitioners are called locksmiths. Locksmithing is one of the earliest forms of security engineering. Lock-picking was one of the first forms of security system cracking.
The issue of full disclosure was first raised in the context of locksmithing.
... in the town. The population density is 1,322.5/km² (3,428.5/mi²). There are 4,661 housing units at an average density of 437.9/km² (1,135.1/mi²). ...