Cryptography is the art of protecting and breaking secrets. Bitcoin employs a special type of cryptography, called public-key cryptography, in order to facilitate its system of storing and transferring of value. It is through this very mechanism that Janet can keep her bitcoins secure or send some of them to Bob,Read More →


Most web transactions are protected by public-key cryptography, a type of encryption that allows computers to share information securely without first agreeing on a secret encryption key. Public-key encryption protocols are very complicated, and in the world of computer networks, they’re executed by software. That won’t work in the internetRead More →