A combination lock is a type of locking device in which a sequence of symbols, usually numbers, is used to open the lock. The sequence may be entered using...

A rotary combination lock is a lock commonly used to secure safes and as an unkeyed padlock mechanism. This type of locking mechanism consists of a single...

by a combination thereof, or it may only be able to be opened from one side, such as a door chain. A key is a device that is used to operate a lock (to...

anchor attached to a rubberized metal cable secured with a key or combination lock. The end of the cable has a small loop that allows the cable to be...

use a brute-force attack (try every combination until it opens). Also called an O-lock, ring-lock or frame lock. This is a low security mechanism mounted...

know the specifics of whichever will come into play. Lock manipulation is a damage-free, combination-based method. A well known surreptitious bypass technique...

time-delay combination lock is most commonly a digital, electronic combination lock equipped with a delay timer that delays the unlocking of the lock by a user-definable...

combination lock in 1857. His lock became popular with safe manufacturers and the United States Treasury Department. In 1873, he patented a time lock...

Heather's Age".) The answer to each problem served as a number in a combination lock that, when opened, released the prize money. Players had a maximum...

computers, the Num Lock key is absent and replaced by the use of a key combination. Since Apple Keyboards never had a combination of arrow keys and numeric...