Network Security Threats & Prevention Methodolgies - A Review 
Fayyaz Masood, Syed Shah Muhammad, Sarfaraz Ahmed, Salman Qadri
Journal of E-Technology, Vol. 7, No. 4, 2016.
DOI: 
Link: http://www.dline.info/jet/fulltext/v7n4/jetv7n4_3.pdf
Abstract:
There are many kinds of threats of malware like virus, worms, Trojan horse and many more. Along with external attacks internal attacks are also big security threat for any company or enterprise. Todayâ€™s world is very dangerous for network browsing and surfing without safety measures. 

To overcome these threats, there are some security measures like encryption, antivirus programs etc. Although a lot of work has been done in this field and still work is continue against network security threats yet attackers and hackers are becoming powerful day by day. In this paper I have discusses all these issue, I have also point out some points for future researchers in the field of network security.