Cyber Security DosAttack Using NS2

1. DOS ATTACK USING NS-2
Saithana Hari Shankar Bhaskar
369harisb369@gmail.com
Aditya College of Engineering and Technology
Andhra Pradesh
Cyber Security
07-06-2023 To 12-07-2023
Cyber
security

2. PROJECT TOPIC:
• Denial of Service (DoS) attacks are malicious attempts to disrupt
the normal functioning of computer networks by overwhelming
them with excessive traffic. In this project, we explore the world of
DoS attacks using NS2, a powerful network simulation tool.
• By simulating various attack scenarios, we aim to understand their
impact on network performance and study potential defense
mechanisms to enhance network resilience.

3. AGENDA:
• Understanding the working of NS2 simulator.
• Implementing various DOS attack scenarios using
NS2

4. PROJECT OVERVIEW:
• 1. Introduction to DoS Attacks and NS2 Simulation.
• 2. Exploring Types of DoS Attacks.
• 3. Simulating DoS Attacks in NS2 and Analyzing Impact.
• 4. Defending Against DoS Attacks.
• 5. Conclusion and Q&A.

5. NS2 SIMULATION ON DOS ATTACK:
• NS2 can be used to simulate DOS attacks and
study their impact on network resources.
• The simulation can be used to identify
vulnerabilities in the network and to test mitigation
techniques.
• The simulation can also be used to evaluate the
effectiveness of security measures in preventing or
mitigating DOS attacks.

6. • NS2 can simulate a TCP SYN flood attack by
generating a large number of SYN packets to a
target server.
• The simulation can be used to study the impact of
the attack on the server's response time and
resource utilization.
• The simulation can also be used to test the
effectiveness of mitigation techniques such as SYN
cookies.
NS2 SIMULATION OF TCP SYN FLOOD ATTACK

7. NS2 SIMULATION OF UDP FLOOD ATTACK
• NS2 can simulate a UDP flood attack by
generating a large number of UDP packets to a
target server.
• The simulation can be used to study the impact
of the attack on the server's response time and
resource utilization.
• The simulation can also be used to test the
effectiveness of mitigation techniques such as
rate limiting.

8. END USERS OF THE PROJECT:
1.Network Security Professionals
2.Network Administrators
3.Cybersecurity Researchers
4.Students and Learners
5.Businesses and Organizations
6.General Public
• The end users of this DoS attack using ns2 are the attackers who want to disrupt the
services of a target network or website.
• The attack can also be used by organizations or governments for cyber warfare or
espionage purposes
• The list of potential end users for the project on "DoS Attacks using NS2":

9. SOLUTION AND ITS VALUE PROPOSITION
• NS2 is a popular network simulator that
can be used to detect and prevent DOS
attacks.
• The solution involves creating a
simulation environment with NS2 and
testing various attack scenarios.
• The value proposition of using NS2 for
DOS attack prevention is that it allows for
proactive measures to be taken before
the attack occurs, saving time and
resources in the long run.

10. RESULTS: UDP Connection &CBR Traffic

12. TCP Connection & FTP Traffic

14. DOS Attack

17. CONCLUSION:
• In conclusion, our project on "DoS Attacks using NS2" has deepened our
understanding of Denial of Service (DoS) attacks and their impact on computer
networks.
• Through NS2 simulations, we explored different attack techniques, their effects
on network performance, and potential defense mechanisms.
• As cyber threats continue to evolve, our findings highlight the importance of
implementing robust defense strategies to maintain network availability and
security.
• This knowledge equips network professionals, researchers, and students with
valuable insights to fortify network infrastructures and stay vigilant against
emerging threats.

18. PROGECT LINK:
• https://github.com/Bhaskar555/DOS-ATTACK_using_NS2.git

19. THANK YOU