"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 ...

Salem, Va. (July 19, 2021) – ASSA ABLOY announces Medeco’s M4 high security key system was recognized by the Security Industry Association (SIA) as an award winner in the Lock and Key Solutions ...

Losing a grandmaster key to a campus building involves expensive refitting of all locks affected and the replacement of master and submaster keys that can cost upward to a million dollars or more.