[1] Saif Al-Sultan,Moath M.Al-Doori,Ali H. Al-Bayatti,Hussien Zeden, “A Comprehensive survey on vehicular ad hoc network”, Journal of Network and Computer Applications at Sciverse ScienceDirect, Febraury 2013

[2] Sagarika Mohanty, Debasish Jena, “Secure Data Aggregation in Vehicular-Adhoc Networks: A survey” in 2nd International Conference on Communication,computing & security [ICCCS-2012] Procedoa Technology 6(2012)922-929, 2012

[3] Irshad Ahmed Sumra,Halabi Bin Hasbullah, Jaamalul-lail Ab Manan, “ Using Grades Mechanism to differentiate users in vehicular ad hoc network (VANET)”, in Ist International conference on future trends in computing and communication technologies,2012

[4] Shidrokh Goudarzi, Abdul Hanan Abdullah, Satria Mandala,Seyed Ahmad Soleymani, Mir Ali Rezazadeh Baee, Mohammad Hossein Anisi, Mirajo Aliyu, “ A system review of security in vehicular ad hoc network “, 2nd symposium on wireless sensors and cellular networks (WSCN’13) in jeddah , Saudi Arabia , paper no 0144261225-13-016 held on December 2013

[5] Mohammed A Moharrum , Ahmad A Al Daraiseh, “Toward Secure vehicular Ad-hoc Networks: A survey”,in IETE Technical Review, Vol 29, issue 1 , page 80-89, 2012

[6] David Antolino Rivas, Jose M. Barcelo-Ordinad, Manel Guerrero Zapata, Julian D. Morillo-Pozo, “Security on Vanets:Privacy,misbehaving nodes,false information and secure data aggregation”, in Journal of Network and Computer applications Elsevier 34(2011)1942-1955

[7] Moahmoud Al-Qutayri,Chan Yeun and Faisal al-Hawi ,” Security and privacy of intelligent VANETs”, in Journal of Computational Intelligence and modern Heuristics page 348, February 2010

[8] Jose Maria De Fuentes, Ana Isabel Gonzalez-Tablas, Arturo Ribagorda,,”Overview of Security issues in Vehicular Ad-hoc networks”, in Handbook of Research on mobility and computing ,2010

[9] Chun-Ta Li, Min-Shiang Hwang and Yen-ping Chu, “ A secure and efficient communication scheme with authenticated key establishment and privacy preserving for Vehicular Ad- hoc networks”, in Journal of computer communications Elsevier, pp 2803-2814, 2008

[10] Xiaodong Lin,Xiaoting Sun,PinHan Ho and Xuemin(Sherman)Shen, “ GSIS: A secure and privacy preserving protocol for Vehicular Communications”, in IEEE transactions on Vehicular technology, vol xx no xx, month 2010

[11] Wonjun Cho,Youngho Park, Chul Sur, and Kyung Hyune Rhee, “ An Improved privacy preserving navigation protocol in VANETs”, in Journal of wireless Mobile Networks,Ubiquitous Computing and Dependable Applications, Vol 4,Number 4,pp. 80-92

[12] Ahren Studer,Elaine Shi Fan Bai Adrian Perrig , “Tracking together efficient authentication,revocation,and privacy in VANETs”, in CMU-CyLab-08-011, March 2008

Department of Computer Applications, CGC, Landran, Mohali, India, (e-mail: ersimranpreet1@gmail.com)