Title	Security Challenges and Approaches in Online Social Networks: A Survey
Author	Racha Ajami, Noha Ramadan, Nader Mohamed, Jameela Al-Jaroodi
Citation	Vol. 11  No. 8  pp. 1-12
Keywords	Security, social networks, privacy, anonymity, peer-to-peer, mobile social networks

Title	Analysis of TDM and WDM PON using Different Coding Schemes for Extended Reach
Author	S. Rajalakshmim, Ankit Srivastava, Ashish Pandey
Citation	Vol. 11  No. 7  pp. 171-177
Keywords	Passive Optical Networks (PON), Time Division Multiplexing (TDM), Wavelength Division Multiplexing (WDM, Bit Error Rate (BER), Optical Networks Unit (ONU)

Title	Hand Dorsal Veins and Knuckle Shape Based Authentication System
Author	Chaitanya Kommini, Kamalesh Ellanti
Citation	Vol. 11  No. 7  pp. 165-170
Keywords	Contactless hand based authentication, knuckle shape, hand dorsal veins

Title	Performance evaluation of IEEE 802.11e
Author	Sandeep kaur, jyotsna sengupta
Citation	Vol. 11  No. 7  pp. 159-164
Keywords	QoS, wireless local area network, MAC, PCF, EDCF, Video Conferencing, Voice Over IP (VOIP)