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Build a Hidden Lock With a Magnetic Imager

Like many a nerd, I have a certain fascination with locks. This originates in reading the memoir Surely You’re Joking, Mr. Feynman as a teenager, in which Richard Feynman recounts picking locks and cracking combinations while at his day job working on the Manhattan Project at Los Alamos. I currently have a couple of locksport pick sets and training locks that I purchased at hacker conferences over the years (although I’m still terrible at it), and I delight in the YouTube exploits of folks like the LockPickingLawyer . All of which left me wondering if I could try building an interesting lock. One dodge that lockmakers have long used to challenge would-be plunderers is to conceal the existence of the lock itself. A modern variant of this is the magnetic lock, where a magnet is held or slid against an innocuous portion of a door or box, releasing a catch. The problem with this is that, onc

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Like many a nerd, I have a certain fascination with locks. This originates in reading the memoir Surely You’re Joking, Mr. Feynman as a teenager, in which Richard Feynman recounts picking locks and cracking combinations while at his day job working on the Manhattan Project at Los Alamos. I currently have a couple of locksport pick sets and training locks that I purchased at hacker conferences over the years (although I’m still terrible at it), and I delight in the YouTube exploits of folks like the LockPickingLawyer . All of which left me wondering if I could try building an interesting lock. One dodge that lockmakers have long used to challenge would-be plunderers is to conceal the existence of the lock itself. A modern variant of this is the magnetic lock, where a magnet is held or slid against an innocuous portion of a door or box, releasing a catch. The problem with this is that, onc

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According to IEEE Spectrum’s source item, Build a Hidden Lock With a Magnetic Imager, Like many a nerd, I have a certain fascination with locks. This originates in reading the memoir Surely You’re Joking, Mr. Feynman as a teenager, in which Richard Feynman recounts picking locks and cracking combinations while at his day job working on the Manhattan Project at Los Alamos. I currently have a couple of locksport pick sets and training locks that I purchased at hacker conferences over the years (although I’m still terrible at it), and I delight in the YouTube exploits of folks like the LockPickingLawyer . All of which left me wondering if I could try building an interesting lock. One dodge that lockmakers have long used to challenge would-be plunderers is to conceal the existence of the lock itself. A modern variant of this is the magnetic lock, where a magnet is held or slid against an innocuous portion of a door or box, releasing a catch. The problem with this is that, onc

Context

The development sits in VINI’s Technology file for readers following technology, science, product policy, markets, infrastructure, and the public consequences of innovation. The original report is linked so readers can check the source account, follow later updates, and compare new coverage against the first published record. The source item is dated 2026-10-26T13:00:02+00:00.

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Primary source: Build a Hidden Lock With a Magnetic Imager via IEEE Spectrum. VINI cites and links the source; it does not reproduce the publisher’s full article text without rights clearance.

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