On the topic of "novel, non-pin-tumbler mechanisms": I can recommend the videos by Stuff Made Here [1][2], where he designs two novel anti-picking lock mechanisms, and the related video [3] where LockPickingLawyer tries to pick and bypass them. Together they give a whole new understanding of lock design and picking methods. [1] ▶ this video [2] [link] [3] [link]
in “High-Security Mechanical Locks (2020)” · View on HN