Lockpicking: Manipulating Locks Without a Key
Lockpicking is the art of opening a lock through the analysis and manipulation of its components without using a key.
Robert Barron patented the principle of all modern mechanical security locks in 1778.
Picking Methods
Single pin picking focuses on the irregularities of each individual component.
Tools and Tension
Most pin, lever, dimple, and tubular locks need a tension tool plus picks. Tension binds components so they set at the shear line as each is lifted. Warded locks often need only a skeleton key or bent wire — no tension wrench. Combination locks are decoded or bypassed rather than picked in the traditional sense.
Skill and Security Assessment
Picking difficulty scales with tolerances, security pins, sidebars, and keyway restriction. Locksmiths use picking to verify rekey quality and recommend upgrades. Security auditors treat pick time as a metric — not perfection, but cost to the attacker.
Legal and Ethical Context
Owning picks is legal in many jurisdictions for locksmiths and hobbyists; unauthorized entry remains criminal. Recreational picking is organized through locksport groups that emphasize education over misuse. See our lock picking history article for cultural context.
Relation to Other Techniques
Picking complements key bumping, impressioning, and decoding in the locksmith toolkit. High-security locks layer countermeasures so no single method suffices.