Lock picking is the art of unlocking a lock by manipulating the components of the lock device without the original key. This practice requires skill and an understanding of the mechanical behavior of the lock mechanism. Common tools used in lock picking include tension wrenches, picks, and rakes, which are employed to exploit weaknesses in the locking mechanism. The legality of lock picking varies by jurisdiction, typically allowed if not intended for criminal purposes.
The history of lock picking dates back to the 18th century, with the first documented instance of lock defeating described by the British locksmith Joseph Bramah. Advances in lock design, such as the introduction of the pin tumbler lock by Linus Yale Jr. in the 19th century, have continually challenged lock pickers to develop new techniques. Lock sport, a competitive and recreational activity where participants attempt to pick locks as quickly as possible, has emerged as a popular pursuit among enthusiasts. This activity underscores the ongoing fascination with and ethical practice of lock picking as a skill rather than a tool for illegal entry.