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Exploring Cybersecurity: Protecting Your Systems from Malware and Intrusions

In today's digital age, the risk of cyber threats like malware and hacking is ever-increasing. This research focuses on identifying sources of hacking and solving practical security problems using advanced techniques in computer science and mathematics. Topics include applied cryptography, machine learning, information theory, and network security. Our team at the SUCCESS Laboratory, led by Dr. Guofei Gu, delves into automated analysis of web-based malware and intrusion detection systems, developing innovative solutions to enhance cybersecurity in various applications.

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Exploring Cybersecurity: Protecting Your Systems from Malware and Intrusions

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  1. Do you know someone may be watching you? Wilber R. Rivas Del Rio High School San Felipe Del Rio CISD Dr. Guofei Gu Director of SUCCESS laboratory Secure Communication and Computer Systems Computer Science & Engineering

  2. Research question? • Identifying sources that are hacking into your system by using various techniques in computer science and mathematics.

  3. Research • To solve practical security problems • networking and system techniques • applied cryptography • machine learning • probability/statistics • information theory • graph theory

  4. GuofeiGu • Assistant professor in the Department of Computer Science & Engineering • PhD Georgia Tech, 2008

  5. Dr. Gu’s Interests and Research • Automated collection and analysis of web-based bot malware infections • Interests include all aspects of network and system security. • Internet malware detection, defense, and analysis • Intrusion detection and anomaly detections • Network security • Web and social networking security

  6. Malware • Short for malicious software, consists of programming (code, scripts, active content, and other software) • Loss of privacy

  7. Bot In malware, a botnet is a collection of infected computers or bots

  8. Cryptography • Secret writing • Ciphertext • The conversion of information from a readable state to apparent nonsense • ATM cards • Computer passwords

  9. Machine learning • Technique • A branch of artificial intelligence • Design and development of algorithms • Recognize complex patterns

  10. SUCCESS Lab Students

  11. Jialong Zhang • Bachelors degree in Computer Science • PhD student • Intrusion detection systems for enterprises • Design graph related algorithms to detect abnormal traffic

  12. Chao Yang • PhD student • Wireless Network Security • Detect Rogue Access Point • Online Social Networking Website Security • Detect malicious/spam accounts • Analyze cyber criminal ecosystem

  13. Published paper accepted to RAID'11 • Chao Yang, Robert Harkreader, GuofeiGu. "Die Free or Live Hard? Empirical Evaluation and New Design for Fighting Evolving Twitter Spammers." To appear in Proceedings of the 14th International Symposium on Recent Advances in Intrusion Detection (RAID 2011),

  14. Zhaoyan Xu • Malware Analysis • How to categorize malware and what they do • Static analysis and dynamic analysis of malware • Malware encryption and decryption • Malware detection

  15. Cryptography Applications • Communicating securely over an insecure channel

  16. Ideas for classroom • Computer Network Security • Cryptography • Mathematics • Encryption and Decryption of data

  17. Mathematical Functions • Encryption function • E(P)=C • Decryption Function • D(C)=P • Inverse functions • D(E(P)) = P and E(D(C)) = C

  18. Matrices

  19. Acknowledgements

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