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Analysis and Detection of a Denial-of-Service Attack Scenario generated by TCP Receivers to Edge Network

IR@C-MMACS: CSIR-Centre for Mathematical Modelling and Computer Simulation, Bangalore

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Title Analysis and Detection of a Denial-of-Service Attack Scenario generated by TCP Receivers to Edge Network
 
Creator V, Anil Kumar
 
Subject Computer Networks
 
Description The success of the end-to-end congestion control in TCP mainly depends on the co-operation and volunteer participation of the end systems in the congestion control process. The steady growth of malicious activities such as Denial-of-Service attacks (DoS) on the Internet reveals that the Internet no longer remains as a network of only trusted entities. The focus of this paper is on the analysis and detection of a special type of flood-based DoS attack scenario, where an internal TCP server in a network is compelled to generate high volume traffic to flood its own network. We show that an attacker, by exploiting the vulnerabilities of TCP congestion control algorithms to duplicate and optimistic acknowledgement spoofing, can successfully turn a TCP server to a flood source without compromising the server. We study the potential negative impact of the attack on an edge network, which connects an organisational LAN to the Internet using a router with FIFO queue management. Our simulation results show that such an attack is highly disastrous and powerful enough to virtually detach the targeted network from the Internet. We extend our work by presenting a simple but effective method for detecting the attack by passively monitoring the inbound and outbound traffic of the targeted network. The detection is achieved by differentiating malicious stream of duplicate and optimistic acknowledgments from normal acknowledgments. The proposed detection technique fits well into the framework of an intrusion detection system, which can operate independently without any kind of co-operation from the end points.
 
Publisher ADCOM-2004
 
Date 2004
 
Type Book
PeerReviewed
 
Format application/pdf
 
Identifier http://cir.cmmacs.ernet.in/164/1/adcom%2Dcamera%2Dready4.pdf
V, Anil Kumar (2004) Analysis and Detection of a Denial-of-Service Attack Scenario generated by TCP Receivers to Edge Network. 12th International Conference on Advanced Computing and Communication, ADCOM-2004. . ADCOM-2004, Ahmedabad, India.
 
Relation http://cir.cmmacs.ernet.in/164/