International Journal of Computer Science and Network
Wireless Sensor Networks (WSNs) have gained attention Worldwide in recent years. Because of potential of physical isolation, these sensors have wide range of applications in land based security, military security and much more. As WSNs exchange there environmental conditions with each other, security become important aspect. In WSNs due to battery constraint problem, efficient secure and authentication algorithm is needed which take much lesser time to execution time. In this paper, different authentication algorithms are introduced.