A lock is any electronic or mechanical fastening device which is released by any physical object like a key, fingerprint, or security token, or by some sort of coded information like a password, or some combination of more than one of those options. And, if you live in the modern world, you access all sorts of keys and locks every day. Whether it’s your front door or your car, from the internet to the lock on a window, locks and their keys are everywhere.
Locks and keys aren’t new though. In fact they’re pretty old news! Here’s some interesting information on how they work and how old they are.
1. Marie Antoinette’s husband, Louis XVI, king of France, was an amateur locksmith and enthusiast.
2. The first evidence of locks dates back to 4,000 years ago. They were in Egypt, and made of wood, as were their keys Continue reading