Encryption: What it is and Where it’s Going.

In order to demonstrate private and public key encryption, it is best to have a cast of characters. Meet Alice, Eve, and Bob.     Alice wants to send Bob some sensitive information. Eve has been trying to get this information from Alice. She has been watching her communications in anticipation. How can Alice send this information to Bob without Eve seeing the information? Let’s assume that Alice and Bob are not able to meet in-person, so physically handing off the information is not an option. Symmetrical Key Encryption If this were a physical box containing sensitive information, then Alice …