Eavesdropping attack problem threat in cyber network security and wireless sensor network

Computer Security, also known as cyber security or IT security is the protection of computer systems from the theft or damage to the hardware. The field is of growing importance due to the increasing reliance on systems and the internet in most societies. Eavesdropping is the act of surreptitiously listening to a private conversation, typically between hosts on a network. For programs such as carnivore and narusinsight have been used in FBI and NSA to eavesdrop on the systems. In this research critical in almost any industry which uses computers, but 100 percent accurate and dependable to protect our data. There are many different ways of hacking into computers.