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DoSDefender: A Kernel-Mode TCP DoS Prevention in Software-Defined Networking.

Dongbin Wang1, Yu Zhao1,2, Hui Zhi3

  • 1School of Cyberspace Engineering, Beijing University of Posts and Telecommunications, Beijing 100876, China.

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|July 8, 2023
PubMed
Summary
This summary is machine-generated.

DoSDefender prevents Transmission Control Protocol (TCP) Denial of Service (DoS) attacks in Software-Defined Networking (SDN). This kernel-mode framework efficiently protects SDN infrastructure with low resource usage and minimal impact on network performance.

Keywords:
connection proxydenial of servicesoftware-defined networking

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Area of Science:

  • Computer Science
  • Network Security

Background:

  • Software-Defined Networking (SDN) faces performance bottlenecks due to limited controller resources and bandwidth.
  • Transmission Control Protocol (TCP) Denial of Service (DoS) attacks threaten SDN infrastructure by overwhelming control plane resources.

Purpose of the Study:

  • To propose DoSDefender, an efficient kernel-mode framework for preventing TCP DoS attacks in SDN data planes.
  • To enhance SDN security and stability against sophisticated network threats.

Main Methods:

  • DoSDefender operates in the data plane, verifying TCP connection establishment attempts from sources.
  • It migrates connections and relays packets in kernel space, adhering to OpenFlow standards without control plane modifications.
  • The framework requires no additional hardware, integrating seamlessly into existing SDN architectures.

Main Results:

  • DoSDefender effectively mitigates TCP DoS attacks by preventing malicious connections from entering the SDN.
  • The framework demonstrates low computing consumption, maintaining high packet forwarding throughput.
  • Experimental results confirm minimal connection delay, ensuring network performance is preserved.

Conclusions:

  • DoSDefender provides an efficient and effective solution for TCP DoS attack prevention in SDN.
  • The kernel-mode data plane approach offers a robust security enhancement without compromising network performance.
  • The framework's compatibility with OpenFlow ensures broad applicability in modern SDN deployments.