As we all know that wireless networks are spread at each and every part of the world starting from personal home to corporate business, schools/universities, cafes etc.. Major merit of wireless network is of eliminating the big and tidy cables which acquires space and not spoiling the look of your working area. But as we all know that each coin has two sides. There are demerits of wireless networks as well. It comes with high possibility of attacks on it. In this article I am going to describe different techniques of wireless attacks from the world and what we should do to prevent those attacks on wireless networks.