master key

(redirected from master keys)
Also found in: Dictionary, Thesaurus.

master key

A key that will operate a number of different locks, each of which is different.
References in periodicals archive ?
The UW is one of the first campuses to take a proactive and preventive step at stopping master key loss.
As long as a system meets basic requirements, installing the first 3DES master key is a matter of connecting the ATM to the host via regular channels and running the Remote Key Load protocol.
He wanted to see keys in sequential order and to have all master keys show up in a specific field.
With the two master keys I copied at Gartree I could have unlocked all the doors for every prisoner in the place to get out to the perimeter fence.
The centralized key-management system at present requires that periodically (every one to six months) master keys be physically transported to each location and loaded into the ciphering devices.
Thwart monsters to advance, trigger springs and build bridges to reach new heights and stay alive by picking up power-up boosts comprising Scepters - Become invincible against monsters and traps, Master Keys - Auto-triggers all bridges, Urns - Collect urns for an extra life, Coin Magnets - Attracts coins faster within a certain distance.
13, 2012 /PRNewswire/ -- A security officer at a class-A high-rise building sets down master keys during his break.
Master Keys, Grand Master Keys, and Great Grand Master Keys are supported (as are Change and Control Keys which every interchangeable core must have).
The policy might go on to explain that keys are the property of the company; that employees who are issued keys are responsible for safeguarding them and prohibited from duplicating them; and that service personnel (maintenance and housekeeping) may be issued master keys of various levels so that they can perform their duties.
HUNDREDS of locks were changed at a youth jail after an inmate was found with a set of master keys.
For example, during surveillance operations, investigators observed thieves using master keys to open some vehicles.
This concept is particularly true for employees that are given or have access to master keys.