• Taegu Science High School, 1993
• B.S. in Electrical Engineering, KAIST, 1997
• M.S. in Electrical Engineering, KAIST, 1999
• Ph. D. in Electrical Engineering and Computer Science, KAIST, 2004 (Advisor: Prof. Dan K. Sung )

• Department Head, Department of Information and Communication Engineering, Yeungnam University, Feb. 2013 ~ Now.
• Associate Professor, Department of Information and Communication Engineering, Yeungnam University, Mar. 2013 ~ Now.
• Visiting Professor, Department of Electrical and Computer Engineering, Carnegie Mellon University, Jan. 2012 ~ Jan. 2013.
• Assistant Professor, Department of Information and Communication Engineering, Yeungnam University, Mar. 2009 ~ Feb. 2013
• Fulltime Lecturer, School of Electrical Engineering and Computer Science, Yeungnam University, Mar. 2007 ~ Feb. 2009.
• Postdoctoral Researcher, School of Electrical Engineering and Computer Science, KAIST, Aug. 2006 ~ Feb. 2007.
• Postdoctoral Researcher, CyLab & Dept. of Electrical & Computer Engineering, Carnegie Mellon University, Sep. 2004 ~ Jul. 2006.



• TPC Member, IEEE Wireless Communications and Networking Conference (WCNC), 2013.
• Program Committee Member, The 5-th Asian Conference on Intelligent Information and Database Systems (ACIIDS), 2013.
• TPC Member, The International Conference on Computer and Management (CAMAN), 2013.
• TPC Member, International Conference on Connected Vehicles and Expo (ICCVE), 2012.
• TPC Member, IFIP/IEEE BcN 2011 Workshop, 2011.
• Program Committee Member, First Asia NetFPGA Developers Workshop, 2010.
• Member of Editor Board, Journal of the Korea Society for Simulation, Mar. 2009 ~ Now.
• TPC Member and Publication Co-chair, Asia-Pacific Network Operations and Management Symposium (APNOMS), 2009.
• TPC Member, IEEE International Conference on Communications (ICC), 2005.

• Network Security
• Future Network Architecture
• Network/Performance Monitoring
• QoS Guarantee in IP or MPLS Networks
• Measurement-based Traffic Control
• High-speed Switch/Router Architecture
• Network Performance Evaluation
• Wireless Networks

• Korea Mathematics Competition for Undergraduates, Fourth Prize, Nov. 1995.
• Magna Cum Laude, Korea Advanced Institute of Science and Technology, 1997.
• Best Paper Award, The 6th Asia-Pacific Conference on Communications (APCC) , 2000
• Bronze Prize, Samsung Humantech Paper Contest , 2004.
• Post-Doctoral Fellowship, Korea Science and Engineering Foundation (KOSEF), 2004.

• Member of IEEE
• Member of ACM
• Member of Korea Information and Communication Society (KICS)
• Marquis Who's Who in the World
• Marquis Who's Who in Science and Engineering

• M.S. Thesis : Estimation of Delay Characteristics in ATM Switches
• Ph.D. Thesis : Available Bandwidth Estimation and Measurement-Based Admission Control in IP Networks

International Journal

1. Seung Y. Nam and Dan K. Sung, "Fast Convolution Approximation Scheme for Estimating end-to-end Delay Performance," Electronics Letters , vol. 36, no. 16, pp. 1432-1434, Aug. 2000.
2. Jae Yoon Park, Seung Yeob Nam, and Dan Keun Sung, "Performance Analysis of an Enahnced DQRUMA/MC-CDMA Protocol for Voice Traffic," IEEE Transactions on Vehicular Technology, vol. 52, no. 2, pp. 440-455, Mar. 2003.
3. Seung Yeob Nam, Sunggon Kim, Junsu Kim, and Dan Keun Sung, "Probing-Based Estimation of End-to-End Available Bandwidth," IEEE Communications Letters, vol. 8, no. 6, pp. 400-402, Jun. 2004.
4. Sun Jong Kwon, Seung Yeob Nam, Ho Young Hwang, and Dan Keun Sung, "Analysis of a Mobility Management Scheme Considering Battery Power Conservation in IP-Based Mobile Networks," IEEE Transactions on Vehicular Technology, vol. 53, no. 6, pp. 1882-1890, Nov. 2004.
5. Kyu-Seek Sohn, Seung Yeob Nam, and Dan Keun Sung, "A Spare Bandwidth Sharing Scheme Based on Network Reliability," IEEE Transactions on Reliability, vol. 54, no. 1, pp. 123-132, Mar. 2005.
6. Sunggon Kim, Seung Yeob Nam, and Dan Keun Sung, "Effective Bandwidth for a Single Server Queueing System with Fractional Brownian Input," Performance Evaluation, vol. 61, no. 2-3, pp. 203-223, July 2005.
7. Kyu-Seek Sohn, Seung Yeob Nam, and Dan Keun Sung, "A Distributed LSP Scheme to Reduce Spare Bandwidth Demand in MPLS Networks," IEEE Transactions on Communications, vol. 54, no. 7, pp. 1277-1288, July 2006.
8. Seung Yeob Nam, Sunggon Kim, and Dan Keun Sung, "Measurement-Based Admission Control at Edge Routers," IEEE/ACM Transactions on Networking, vol. 16, no. 2, pp. 410-423, Apr. 2008.
9. Seung Yeob Nam, Hyu-Dae Kim, and Hyong S. Kim, "Detector SherLOCK: Enhancing TRW with Bloom Filters under Memory and Performance Constraints," Computer Networks, vol. 52, no. 8, pp. 1545-1566, June 2008.
10. Seung Yeob Nam, Sunggon Kim, and Dan Keun Sung, "Estimation of Available Bandwidth for an M/G/1 Queueing System," Applied Mathematical Modelling, vol. 33, no. 8, pp. 3299-3308, Aug. 2009.
11. Seung Yeob Nam, Dongwon Kim, and Jeongeun Kim, "Enhanced ARP: Preventing ARP Poisoning-based Man-in-the-Middle Attacks," IEEE Communications Letters, vol. 14, no. 2, pp. 187-189, Feb. 2010.
12. K. Choi, S. Y. Nam, and G. S. Choi, "Joint power rate allocation for minimum mean transmission delay in cellular cdma downlink," IET Communications, vol. 5, no. 11, pp. 1530-1539, Jul. 2011.
13. Seung Yeob Nam, Sunggon Kim, and Wonyoung Park, "Analysis of minimal backlogging-based available bandwidth estimation mechanism," Computer Communications, vol. 35, no. 4, pp. 431-443, Feb. 2012.
    (The source code of the minimal backlogging-based available bandwidth estimation tool can be downloaded from here.)
14. Seung Yeob Nam, Sirojiddin Jurayev, Seung-Sik Kim, Kwonhue Choi, and Gyu Sang Choi, "Mitigating ARP Poisoning-based Man-in-the-Middle Attacks in Wired or Wireless LAN," EURASIP Journal on Wireless Communications and Networking, 2012:89, March 2012.
15. Sunggon Kim, and Seung Yeob Nam, "A long range dependent Internet traffic model using unbounded Johnson distribution," IEICE Transactions on Communications, vol. E96-B, no. 1, pp. 301-304, Jan. 2013.
16. Seung Yeob Nam, Seong Joon Kim, Sihyung Lee, and Hyong S. Kim, "Estimation of the available bandwidth ratio of a remote link or path segments," Computer Networks, vol. 57, no. 1, pp. 61-77, Jan. 2013.
17. Gyanendra Joshi, Seung Yeob Nam, and Sung Won Kim, "An analysis of channel access delay in synchronized MAC protocol for cognitive radio networks," accepted for publication in Transactions on Emerging Telecommunications Technologies.
18. Gyanendra Prasad Joshi, Seung Yeob Nam, Sung Won Kim and Byung-Seo Kim, "MAC Protocol for Cognitive Radio Networks Using Adaptive Window Size," accepted for publication in Journal of Research and Practice in Information Technology.

International Conference

1. Seung Yeob Nam, Joo Yong Lee, Dan Keun Sung, and Soo Jong Lee, "Delay Estimation through Monitoring the Address Buffers of a Shared Buffer Type ATM Switch," The 13th Int. Conference on Information Networking(ICOIN 13) , Cheju, Korea, pp. 1c2.1-2.6, Jan. 1999.
2. Jae Yoon Park, Seung Yeob Nam, Dan Keun Sung, and Seung Hwan Kim, "Performance Analysis of a Modified DQRUMA/MC-CDMA Protocol for Voice Traffic," APCC 2000 , Seoul, Korea, pp. 744-748, Oct.-Nov. 2000. --- selected as the Best Paper for APCC2000
3. Seung Yeob Nam and Dan Keun Sung, "Measurement-Based Delay Performance Estimation in ATM Networks," IEEE Globecom 2000 , San Francisco, USA, pp. 1766-1770, Nov. 2000.
4. Seung Yeob Nam, Kyu Seek Sohn, Dan Keun Sung and Yoon-Young An, "Quasi-Shared Output Buffer Switch," The 7th Asia-Pacific Conference on Communications (APCC) , Tokyo, Japan, pp. 85-88, Sep. 2001.
5. Seung Yeob Nam and Dan Keun Sung, "Decomposed Crossbar Swtiches with Multiple Input and Output Buffers," IEEE Globecom 2001 , San Antonio, USA, pp. 2661-2665, Nov. 2001.
6. Jae Yoon Park, Seung Yeob Nam, Dan Keun Sung, and Jemin Chung, "Performance Analysis of an Enhanced DQRUMA/MC-CDMA Protocol with an LPRA Scheme for Voice Traffic," IEEE WCNC 2002 , Orlando, USA, pp. 743-748, Mar. 2002.
7. Seung Yeob Nam and Dan Keun Sung, "Desynchronized Two-Dimensional Round-Robin Scheduler for Input Buffered Switches," APCC 2002 , Bandung, Indonesia, pp. 438-441, Sep. 2002.
8. Jong Arm Jun, Sung Hyuk Byun, Byung Jun Ahn, Seung Yeob Nam, and Dan Keun Sung, "Two-Dimensional Crossbar Matrix Switch Architecture," APCC 2002 , pp. 411-415, Sep. 2002.
9. Sun Jong Kwon, Seung Yeob Nam, Ho Young Hwang, and Dan Keun Sung, "Analysis of a mobility considering battery power conservation in IP-based mobile networks," APCC 2002 , pp. 1-4, Sep. 2002.
10. Jong Arm Jun, Sung Hyuk Byun, Byung Jun Ahn, Seung Yeob Nam, and Dan Keun Sung, "A Two-Dimensional Scalable Crossbar Matrix Switch Architecture," IEEE ICC 2003, pp. 1892-1896, Alaska, USA, May 2003.
11. Seung Yeob Nam, Sunggon Kim, and Dan Keun Sung, "Minimal Backlogging Method for Estimation of Available Bandwidth," IEEE Globecom 2004, pp. 1469-1473, Dallas, TX, Nov.-Dec. 2004.
12. Seung Yeob Nam and Taijin Lee, "Memory-Efficient IP Filtering for Countering DDoS Attacks," APNOMS 2009, Jeju, Korea, Sep. 2009.
13. Jinghe Jin, Nazarov Nodir, Chaetae Im, and Seung Yeob Nam, "Mitigating HTTP GET Flooding Attacks through Modified NetFPGA Reference Router," First Asia NetFPGA Developers' Workshop, Daejeon, Korea, June 2010.
14. Nazarov Nodir and Seung Yeob Nam, "TCP Packet Payload Inspection on NetFPGA Reference Router," The 6-th International Symposium on Embedded Technology, Jeju, Korea, May 2011.
15. Gyanendra Prasad Joshi, Seung Yeob Nam, Byung-Seo Kim, and Sung Won Kim, "Dynamic channel negotiation window based MAC protocol for cognitive radio networks," International Conference on Computer Convergence Technology (ICCCT) 2011, Seoul, Korea, Oct. 2011.
16. Nodir Nazarov, Sirojiddin Djuraev, and Seung Yeob Nam, "Access Point Selection Mechanism to Avoid Rogue Access Point," 2011 China-Korea-Japan Electronics and Communications Conference, Chengdu, China, Oct. 2011.
17. Gyanendra Prasad Joshi, Seung Yeob Nam, and Sung Won Kim, "An Analysis of Channel Access Delay in Synchronized MAC Protocol for Cognitive Radio Networks," 2012 International Conference on Advanced Information Technology and Sensor Application, Daejeon, Korea, Feb. 2012.

Domestic Journal (KOREA)

1. Jinghe Jin, Taijin Lee, and Seung Yeob Nam, "DDoS Defense using Address Prefix-based Priority Service," Journal of the Korea Society for Simulation, vol. 18, no. 4, pp. 207-217, Dec. 2009.

Domestic Conference (KOREA)

1. J.W.Yang, S.H.Byun, J.W.Heo, J.Y.Lee, S.Y.Nam, D.K.Sung, "FPGA Implementation of a Multistage Interconnection Network Switch Module," Proceeding of JCCI '98 , Chonju, Korea, pp. 448-452, Apr. 1998.
2. Seung Yeob Nam, Dan Keun Sung, and Yoon-Young An, "Quasi-Shared Output Buffered Switch," IEEK Fall Conference 2000 , pp. 283-286, Nov. 2000.
3. Seung Yeob Nam and Dan Keun Sung, "Decomposed Crossbar Swtiches with Multiple Input and Output Buffers," ITRC Forum 2001 , Seoul, Korea, pp. B1-14 - B1-18, May, 2001.
4. Sunggon Kim, Seung Yeob Nam, Jun-Su Kim, and Dan Keun Sung, "Effective Bandwidth Theory for Fractional Brownian Input," The 9th Applied Mathematics Forum, Busan, Korea, June 2002.
5. Junsu Kim, Seung Yeob Nam, Sunggon Kim, and Dan Keun Sung, "Estimaiton Algorithm of End-to-End Delay Distribution in a DiffServ Network," JCCI 2003, pp. IV-A-3.1-4, May 2003.
6. Sunggon Kim, Seung Yeob Nam, and Dan Keun Sung, "Effective Bandwidth for a Single Server Queueing System with Fractional Brownian Input," KSS (Korean Statistical Society) fall conference 2003, Oct.-Nov. 2003.
7. Seung Yeob Nam and Sunggon Kim, "Estimation of Available Bandwidth Based on a Minimal Backlogging Concept," Samsung Humantech Paper Contest, Feb. 2004. --- Bronze Prize Paper

Patents

1. "A Fast Convolution Approximation Scheme for Estimating End-to-End Delay Performance," D.K.Sung, S.Y.Nam, no. 342434, Korea, June 2002.
2. "Partitioned Crossbar Switch with Multiple Input/Output Buffers," D.K.Sung, S.Y.Nam, no. 404376, Korea, Oct. 2003.
3. "Method and Apparatus for Two-Dimensional-Scalable Crossbar Matrix Switch," J.A.Jun, S.H.Byun, B.J.Ahn, S.Y.Nam, D.K.Sung, no. 508635, Korea, Aug. 2005.
4. "A Fast Convolution Approximation Scheme for Estimation of End-to-End Delay," D.K.Sung, S.Y.Nam, no. 3856643, Japan, Sep. 2006.
5. "Scalable Crossbar Matrix Switch and Arbitration Method Thereof," J.A.Jun, S.H.Byun, B.J.Ahn, S.Y.Nam, D.K.Sung, no. 7522527, USA, Apr. 2009.
6. "IP filtering method for countering DDoS attacks based on history," T.Lee, Y.Won, J.Oh, S.Ji, D.Kang, C.Lim, H.Jeong, S.Y.Nam, no. 10-1077136, Korea, Oct. 20, 2011.

Technical Reports

1. "Estimation of Available Bandwidth for an Unidentified Queueing System," Seung Yeob Nam, Sunggon Kim, and Dan Keun Sung, Technical Report KAIST-CNR-06-01, 2006.
2. "Scanner detection based on connection attempt success ratio with guaranteed false positive and false negative probabilities," Seung Yeob Nam, and Hyong S. Kim, Technical Report CMU-CyLab-06-011, June 20, 2006.
3. "Estimation of available Bandwidth of a remote link or path segments," Seung Yeob Nam, Sihyung Lee, and Hyong S. Kim, Technical Report CMU-CyLab-06-012, July 2, 2006.
4. "Defending HTTP Web Servers against DDoS Attacks through Admission Control and Attack Flow Detection," Seung Yeob Nam, Nazarov Nodir, and Taijin Lee, Technical Report YU-CNS-12-01, March 8, 2012.

Invited Talks

1. Seung Yeob Nam, "Early Detection of Network Attacks by Scanning Detection," Summer Workshop on Computer Communications (SWCC) 2007, Jeju, Korea, Aug. 2007.

• Network Monitoring and Control Schemes for Survivable Networks
  • Sponsor: Basic Science Research Program of Korea Research Foundation (KRF)
  • Period: Nov. 2008 ~ Oct. 2009


• DDoS botnet analysis and simulation study
  • Sponsor: The Attached Institute of ETRI
  • Period: Mar. 2009 ~ Oct. 2009


• Anomaly traffic detection and control algorithm for Web service
  • Sponsor: Korea Internet & Security Agency (KISA)
  • Period: Apr. 2009 ~ Nov. 2009


• Study on the detection and mitigation algorithm for session consuming DDoS attacks on Web services
  • Sponsor: Korea Internet & Security Agency (KISA)
  • Period: Apr. 2010 ~ Nov. 2010


• Mitigating ARP spoofing-based Man-in-the-middle (MITM) attacks and jamming-based Denial of Service (DoS) attacks in wireless LAN
  • Sponsor: National Research Foundation of Korea (NRF)
  • Period: May 2011 ~ Apr. 2013