This book examines anonymous communication networks as a solution to Internet privacy concerns. It explores various anonymous communication networks as possible solutions to Internet privacy concerns and identifies specific scenarios where it is best to remain anonymous. The text details the two main approaches to anonymous communication networks: onion routing and mixed networks. Using examples and case studies, it illustrates the usefulness of anonymous communication networks for web browsing, email, e-banking, and e-voting. It also includes guidance to help readers download and install Tor, I2P, JAP/JonDo, and QuickSilver.