Year12th Century
Tech

Combination Lock

"The precursor to modern security systems and digital passwords."

The Story

Invented the first combination lock for chests and safe boxes.This innovation marked a turning point in history, influencing subsequent developments in tech and shaping the world we know today.

The Mastermind

Al-Jazari

Ismail al-Jazari described the first combination lock in his 'Book of Knowledge of Ingenious Mechanical Devices', showcasing advanced mechanical security concepts centuries ahead of their time.