• Conference Papers: 

Coordinated Sampling sans Origin-Destination Identifiers: Algorithms, Analysis, and Evaluation
Vyas Sekar, Anupam Gupta, Michael K Reiter, Hui Zhang
to appear in COMSNETS 2010 (TR version)

Making Peer-Assited Content Distribution Robust to Collusion Using Bandwidth Puzzles
Michael K Reiter, Vyas Sekar, Chad Spensky, Zhenghao Zhang
to appear in ICISS 2009 (pdf)

Inside the Birds Nest: Measurements of Large-Scale Live VoD from the 2008 Olympics
Hao Yin, Xuening Liu, Feng Qiu, Chuang Lin, Vyas Sekar, Hui Zhang, Geyong Min
to appear in ACM SIGCOMM IMC 2009 (pdf)

Design and Deployment of a Hybrid CDN-P2P System for Live Video Streaming: Experiences with LiveSky
Hao Yin, Xuening Liu, Tongyu Zhan, Vyas Sekar, Hui Zhang
to appear in ACM Multimedia 2009 (pdf)

SmartRE: An Architecture for Coordinated Network-wide Redundancy Elimination
Ashok Anand, Vyas Sekar, Aditya Akella
in ACM SIGCOMM 2009 (pdf)

Remote Profiling of Resource Constraints of Web Servers Using Mini-Flash Crowds
Pratap Ramamurthy, Vyas Sekar, Aditya Akella, Balachander Krishnamurthy, Anees Shaikh
in USENIX Annual Technical Conference 2008 (pdf)

cSamp: A System for Network-Wide Flow Monitoring
Vyas Sekar, Michael K. Reiter, Walter Willinger, Hui Zhang, Ramana Rao Kompella, David G. Andersen
in NSDI 2008 (pdf)   (html)

Forensic Analysis for Epidemic Attacks in Federated Networks,
  • Yinglian Xie, Vyas Sekar, Michael K. Reiter, Hui Zhang
    in IEEE ICNP 2006 (pdf)

  • A Multi-Resolution Approach for Worm Detection and Containment,
  • Vyas Sekar, Yinglian Xie, Michael K. Reiter, Hui Zhang
    in IEEE/IFIP DSN 2006 (pdf)

  • Data Streaming Algorithms for Estimating Entropy of Network Traffic
  • Ashwin Lall, Vyas Sekar, Mitsu Ogihara, Jim Xu, Hui Zhang
    in ACM SIGMETRICS 2006 (pdf)

  • LADS: Large-scale Automated DDoS Detection System
  • Vyas Sekar, Nick Duffield, Kobus van der Merwe, Oliver Spatscheck, Hui Zhang
    in USENIX Annual Technical Conference 2006 (pdf)

  • Sparse Approximations for High Fidelity Compression of Network Traffic Data
  • William Aiello, Anna Gilbert, Brian Rexroad, Vyas Sekar 
  • in ACM/USENIX Internet Measurement Conference 2005 (pdf)

  • Worm Origin Identification Using Random Walks
  • Yinglian Xie, Vyas Sekar, David A Maltz, Michael K Reiter, Hui Zhang
    in IEEE Symposium on Security and Privacy 2005 (pdf)

Workshop/Short Papers:

  • Scalable Long-term Network Forensics for Epidemic Attacks ,
    Li Ming Chen, Meng Chang Chen, Yeali S. Sun, Mike Hsiao, Vyas Sekar, Hui Zhang
    to appear in IFIP/IEEE N2S 2009

An Empirical Evaluation of Entropy-Based Traffic Anomaly Detection

George Nychis, Vyas Sekar, David G. Andersen, Hyong Kim, Hui Zhang
in Internet Measurement Conference 2008 (pdf)

  • Using Mini-Flash Crowds to Infer Resource Constraints in Remote Web Servers ,
    Pratap Ramamurthy, Vyas Sekar, Aditya Akella, Balachander Krishnamurthy, Anees Shaikh
    in ACM SIGCOMM Worksop on Internet Network Management (INM) 2007 (pdf)

  • Analyzing Large DDoS Attacks using Multiple Data Sources,
  • Z. Morley Mao, Vyas Sekar, Oliver Spatscheck, Jacobus van der Merwe, Rangarajan Vasudevan, 
    in ACM SIGCOMM Workshop on Large-Scale Attack Defense (LSAD) 2006 (pdf)

  • Toward a Framework for Internet Forensic Analysis
  • Vyas Sekar, Yinglian Xie, David A Maltz, Michael K Reiter, Hui Zhang
    in ACM Hotnets III 2004 (pdf)

Routing for a Single Interface MCN Architecture and
Pricing Schemes for Data Traffic in Multihop Cellular Networks,
Vyas Sekar, B. S. Manoj, C. Siva Ram Murthy
in IEEE ICC 2003

Technical Reports:

Making Contribution-Aware P2P Systems Robust to Collusion Attacks Using Bandwidth Puzzles
Michael K Reiter, Vyas Sekar, Chad Spensky, Zhenghao Zhang
Technical Report, CMU-CS-09-136, .pdf, supersedes Technical Report CMU-CS-08-156

A Case for a RISC Architecture for Network Flow Monitoring
Vyas Sekar, Michael K Reiter, Hui Zhang
Technical Report, CMU-CS-09-125, .pdf

Coordinated Sampling sans Origin-Destination Identifiers: Algorithms, Analysis, and Evaluation

Vyas Sekar, Anupam Gupta, Michael K Reiter, Hui Zhang
Technical Report, CMU-CS-09-104, .pdf

An Empirical Evaluation of Entropy-Based Traffic Anomaly Detection
George Nychis, Vyas Sekar, David G. Andersen, Hyong Kim, Hui Zhang
Technical Report, CMU-CS-08-145, .pdf

Coordinated Sampling: An Efficient, Network-Wide Approach for Flow Monitoring
Vyas Sekar, Michael K. Reiter, Walter Willinger, Hui Zhang
Technical Report, CMU-CS-07-139, .pdf

Is Host-Based Anomaly Detection + Temporal Correlation = Worm Causality?
Vyas Sekar, Yinglian Xie, Michael K. Reiter, Hui Zhang
Technical Report,CMU-CS-07-112  .pdf

Collaborators:

Ashok Anand
William Aiello
Aditya Akella
David Andersen
Nick Duffield
Anna Gilbert
Anupam Gupta
Ramana Kompella
Balachander Krishnamurthy
Ashwin Lall
David A. Maltz 
Zhuoqing Morley Mao
Kobus van der Merwe
George Nychis
Mitsunori Ogihara
Pratap Ramamurthy
Michael K. Reiter
Brian Rexroad
Anees Shaikh
Oliver Spatscheck
Chad Spensky
Rangarajan Vasudevan
Walter Willinger
Hao Yin
Yinglian Xie
Jun Xu
Hui Zhang
Zhenghao Zhang