Cylinder locks, which can be opened with a jagged physical key, have one drawback: they can be easily opened by a skilled professional. A new shape has been devised to overcome that shortcoming. A ...

Locks come in a variety of types and designs to meet a wide range of security needs. While many locks use a simple key-and-tumbler design, some locks use technology that is significantly more advanced ...

"The new ML System is a patent-pending Key Control product. It is not high security and does not offer increased pick or drill resistance." This is the opening sentence from a September 2003 update of ...