Secure Data Transmission using Cryptography Techniques in Wireless Sensor Networks: A Survey

Background: In wireless sensor networks nodes are connected to sense and communicate the data to the base station. Method: The ongoing developments of the wireless sensor networks and its applications demands for the efficient and secure communication. Finding: For the solution of efficient and reliable security needs cryptography algorithms provides good solutions. For providing reliable security schemes mainly data confidentiality now-a-days key management is used. Improvement: This paper provides a review over cryptography schemes being used to deal with security issues of wireless sensor networks.