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.
... under the age of 18, 7.4% from 18 to 24, 32.6% from 25 to 44, 23.2% from 45 to 64, and 12.2% who are 65 years of age or older. The median age is 37 years. For every ...