Title	Performance Analysis of Routing Protocols in Heterogeneous Wireless Sensor Networks
Author	K. Raja, P.Geetha
Citation	Vol. 13  No. 4  pp. 119-123
Keywords	MAC protocol, wireless sensor node, reactive and proactive protocol

Title	Blending of Face Segments
Author	Akshay Kajekar, Shreyash Patel, Sweta Chauhan, Prashasti Kanikar
Citation	Vol. 13  No. 4  pp. 113-118
Keywords	Feature extraction, human facial proportions, matlab functions, rgb color space, segmentation and ycbcr col-or space

Title	New Data Encryption Standard Algorithm
Author	K.Anchugam, M.Tamilselvi
Citation	Vol. 13  No. 4  pp. 106-112
Keywords	Comparison of DES, 3DES and AES, DES, Encryption, Decryption

Title	Defending DDoS Attack using Stochastic Model based Puzzle Controller
Author	Santhosh K. M, Elizabeth Isaac
Citation	Vol. 13  No. 4  pp. 100-105
Keywords	DDoS, stochastic model, entropy, puzzle