Wireless networks extend both mobility and Internet access, which is useful in many situations. However, do you feel secure while using it? Or do you assume it's not worthy the "paranoia"? You must be right in that assumption, but keep in mind that WiFi networks not properly protected by default settings and require extra effort on your part to make them secure. If you follow the advice provided in this article, you'll be well on the way to ensuring that your wireless communications risk-free.