Devious Traps For Devious Locking System -

A system where the pins are wired to a high-voltage capacitor; if a metal pick touches the wrong sequence, the intruder gets a non-lethal (but memorable) shock.

A false internal mechanism that emits a satisfying, loud "click" to signal success, but actually triggers a silent alarm or a secondary deadbolt. ⚡ The Reactive Punishments Devious Traps for Devious Locking System

(high-tech sci-fi, gritty medieval, or modern heist) A system where the pins are wired to

A lock that requires tension to be applied in the opposite direction of the bolt's throw. Most pickers will spend hours trying to turn it the "natural" way. loud "click" to signal success

For those who prefer a more "active" defense, these traps turn the tools of the trade against the user.