A short comprehensive guide to secure your digital world. This book contains explanations on how the digital universe works and is written in simple easy to understand language with a sprinkle of humor. Inside you will find information about: Physical security of your electronic devices. What's happening on the Internet and how to protect yourself. Security issues on your cellphone or smartphone. Understanding identity theft. The dangers of using an ATM. Privacy issues in the digital age. Viruses and other harmful computer programs.