06. Exercise: Introduction to Encryption

Introduction to Encryption Exercise

This exercise is both a bit of a brain teaser and a way to see if you conceptually understand how encryption works. Think the problem through and see if you can solve a physical encryption problem.

QUESTION:

Physical Encryption:

Let's put what you've learned about encryption to the test practically. If I would like to send you a letter that absolutely no one but you needs to see and it must travel publicly, for instance, courier or post office, how could we do it? You can use the image above to help if needed

Here are the materials we have on hand.

• Letter
• A small box with loop (think tiny pirates chest)
• We each have a lock