scholarly journals A Comparative Experimental Design and Performance Analysis of Snort-Based Intrusion Detection System in Practical Computer Networks

Computers ◽  
2017 ◽  
Vol 6 (1) ◽  
pp. 6 ◽  
Author(s):  
Imdadul Karim ◽  
Quoc-Tuan Vien ◽  
Tuan Le ◽  
Glenford Mapp
Author(s):  
Theodorus Kristian Widianto ◽  
Wiwin Sulistyo

Security on computer networks is currently a matter that must be considered especially for internet users because many risks must be borne if this is negligent of attention. Data theft, system destruction, and so on are threats to users, especially on the server-side. DDoS is a method of attack that is quite popular and is often used to bring down servers. This method runs by consuming resources on the server computer so that it can no longer serve requests from the user side. With this problem, security is needed to prevent the DDoS attack, one of which is using iptables that has been provided by Linux. Implementing iptables can prevent or stop external DDoS attacks aimed at the server.


2013 ◽  
Vol 760-762 ◽  
pp. 2010-2013
Author(s):  
Hui Qing Qiu ◽  
Cong Wang ◽  
Jie Lu

A technique of high-speed network intrusion detection system based on packet sampling theory is proposed. Starting with basic principles of packet sampling, this paper first analyses the significant mathematical conclusion of sampling strategies, then after discussing current strategies, mechanism and performance of different packet sampling methods, we specify an efficient strategy of packet sampling. Results show that this method can attain above 55% accurate rate with below 1% false rate in 94 specified attacking cases from DARPA 2000 IDS evaluation dataset.


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