Title	Performance Evaluation for Secure DES-Algorithm Based Authentication & Counter Measures for Internet Mobile Host Protocol
Author	Hamayun Khan, M. Usman Hashmi, Zain Khan, Rehan Ahmad, Asif Saleem
Citation	Vol. 18  No. 12  pp. 181-185
Keywords	Media Access control, Data Encryption Standard, Dynamic Host Configuration Protocol, Foreign Agent.

Title	Dense Feature -based Landmark Identification for Mobile Platform Localization
Author	Ba-Viet Ngo, Thanh-Hai Nguyen
Citation	Vol. 18  No. 12  pp. 186-200
Keywords	Natural landmark identification, Feature detection using FAST, dilation for feature connection, Maximum feature density.

Title	A Survey on Link Quality Based Routing Protocols for Underwater Wireless Sensor Network
Author	Mukhtiar Ahmed, Sajida Parveen, Nazar Hussain, Nadeem Naeem, Rajab Malookani
Citation	Vol. 18  No. 12  pp. 201-207
Keywords	link-quality, water-depth, energy-saving, battery-power, seabed

Title	Improved Stopband Performance in Ceramic Waveguide filters using Step impedance and Step Width Resonators
Author	Sharjeel Afridi, Syed Bilal Tirmizi, Asif Khan, Gulsher Lund, Ahmad Waqas, Abdul Qadir
Citation	Vol. 18  No. 12  pp. 208-210
Keywords	step impedance, step width, harmonic suppression, stop band