Basic Applied Cryptography

While Janet was sitting in a cyber cafe sending emails to friends and surfing the web, there was a person sitting three tables away reading each email she sent before they ever got to the email server. During this period of time, the thief was able to get access to her bank account, passwords to several business websites, and her credit card number. Now imagine that you were the on sitting in the cafe. This scenario is not far from reality and is the main reason that using cryptography is so important in today's technological world. Identity theft is a growing problem and there are ways you can help protect yourself from becoming the victim.