Many people have heard of the word proxy and for most of them, this is just a common technical word. However, not many people understand what it really means, what it does, and what the details are behind this technical term. This article will enlighten you on many areas about proxies. It will cover what a proxy is, the types of proxies, the advantages, the uses and some other facts that will make you understand how they work and why they are considered as an important tool to access sites that are restricted by firewalls and network administrators.