World Journal of Science and Technology
In today's world Wireless Sensor Networks (WSN) has become an emerging technology and day by day it is attracting the attention of researchers with its challenges and wide applications. Security is a major concern for successful WSN. Awareness with the security aspects of WSN is essential before designing WSN system. In this paper, the authors have explored general security threats in wireless sensor network and made an extensive study to categorize available data gathering protocols and analyze possible security threats on them.