Welcome to Wing Cheong Lau's Homepage

Biography

Wing is a Professor in the Department of Information Engineering and the Director of the Mobile Technologies Centre (MobiTeC) at the Chinese University of Hong Kong (CUHK). Wing received the B.S.(Eng) degree from The University of Hong Kong and the M.S. and Ph.D. degrees in Electrical and Computer Engineering from the University of Texas at Austin. Before returning to academia, Wing worked in the US industry for a decade. He was a Member of Technical Staff with the Performance Analysis Department, Bell Laboratories, Holmdel, New Jersey, where he conducted research in high-speed network protocol design and performance analysis. Wing also had a stint with Qualcomm, San Diego, California where he designed the architecture and protocols for the Next Generation Wireless Services and actively contributed to their standardization in the Internet Engineering Task Force (IETF) and 3GPPs. While on leave from Bell Labs, Wing had taught at the University of Hong Kong and served as the Associate Director for the MSc Programme in E-Commerce and Internet Computing.

Wing holds 19 U.S. patents. His research findings have culminated in more than 130 publications in major international conferences and journals. His recent research interests include: Security and Privacy of Single-Sign-On Protocols and Mobile Payment Systems; Graph Neural Networks, Representation Learning for Temporal Interaction Graphs and its applications; Online Machine Learning Algorithms; Resource Allocation and Optimization for Cloud Computing/ Big Data Systems; High-capacity Authenticated QR-codes and their applications.

Dr. Lau is a Senior Member of IEEE and a member of ACM and Tau Beta Pi. He has served on the TPC of ACM MobiHoc, Sigmetrics, IEEE Infocom, SECON, WiOpt, ICC, Globecom, WCNC, VTC and the International Teletraffic Congress, etc. He was also a Guest Editor for the Special Issue on High-speed Network Security of IEEE Journal of Selected Areas in Communications (JSAC). For their work on Single-Sign-On SDK security, Wing and his team received the 2018 Internet Defense Prize (2nd-runner up) from USENIX and Facebook.

Research Interests:

• Graph Neural Networks, Online Learning Algorithms and their applications
• Resource Management and Optimization for Cloud Computing and Big Data Systems
• Network/ System Security and Privacy
• Networking Protocols and Systems
• System Modeling and Performance Analysis
• Traffic Characterization and Performance Measurement for Wired and Wireless Networks

Teaching:

• IERG4130 Introduction to Cybersecurity, (Fall 2024)
• IERG4300/ ESTR4300 Web-scale Information Analytics, (Fall 2024, Fall 2023, Spring 2023, Fall 2021, Fall 2020, Fall 2019, Fall 2018, Spring 2018, Fall 2016, Spring 2016, Fall 2014, Spring 2014)
• IEMS5709 Emerging Topics in Information Engineering - Web-scale Information Analytics, (Fall 2024, Fall 2023)
• IERG4330/ ESTR4316 Programming Big Data Systems, (Spring 2024, Spring 2022, Spring 2021, Spring 2019, Spring 2017)
• IEMS5730 Big Data Systems and Information Processing, (Spring 2024, Spring 2023, Spring 2022, Spring 2021, Fall 2019, Spring 2019, Fall 2017, Fall 2016, Spring 2016)
• IERG4004/ FTEC4004 E-Payment Systems and Cryptocurrency Technologies, (Spring 2024, Spring 2022, Spring 2021, Spring 2020)
• IERG5090 Advanced Networking Protocols and Systems, (Spring 2023, Spring 2017, Fall 2013)
• IERG4090 Networking Protocols and Systems, (Spring 2018, Fall 2013)
• IERG3310 Computer Networks, (Fall 2015)
• IERG5280 Mobile Networking, (Spring 2015)
• CMSC5735 Advanced Topics in Cloud Computing, (Fall 2015, Fall 2014)
• ECLT5740 Cryptography, Information Security and E-commerce, (Fall 2020, Spring 2020, Spring 2019, Spring 2018, Spring 2017, Spring 2015)

Publications:

(* = student supervised by Wing)

• Kaixuan Luo*, Xianbo Wang*, Adonis Fung, Wing Cheong Lau, Julien Lecomte, ``Universal Cross-app Attacks: Exploiting and Securing OAuth2.0 in Integration Platforms,'' to appear in the Procs. of the 34th USENIX Security Symposium, Aug 2025.
• Da Sun Handason Tam*, Huanle Xu*, Yang Liu*, Siyue Xie*, Wing Cheong Lau, ``FastPERT: Towards Fast Microservice Application Latency Prediction via Structural Inductive Bias over PERT Networks,'' in the Thirty-Ninth AAAI Conference on Artificial Intelligence (AAAI), Feb 2025.
• Xiaosong Chen, Hanqin Zhuang, Yang Liu*, Huanle Xu*, Wing Cheong Lau, ``Combinatorial Multi-Armed Bandits with Fairness Constraints: An Online Convex Optimization Perspective,'' to appear in the Journal of Artificial Intelligence Research (JAIR), 2025.
• Ronghai Yang*, Xianbo Wang*, Kaixuan Luo*, Xin Lei, Ke Li, Jiayuan Lin, Wing Cheong Lau, ``SWIDE: A Semantic-aware Detection Engine for Successful Web Injection Attacks,'' Procs. of ACM Conference on Computer and Communications Security (CCS), Oct 2024.
• Kaixuan Luo*, Xianbo Wang*, Adonis Fung, Julien Lecomte, Wing Cheong Lau, ``One Hack To Rule Them All: Pervasive Account Takeovers in Integration Platforms for Workflow Automation, Virtual Voice Assistant, IoT and LLM Services,'' Black Hat USA Briefings, Aug 2024.
• Xianbo Wang*, Kaixuan Luo*, Wing Cheong Lau, ``Living a Lie: Security Analysis of Facial Liveness Detection Systems in Mobile Apps,'' Procs. of the 22nd International Conference on Applied Cryptography and Network Security (ACNS), Mar 2024.
• Siyue Xie*, Da Sun Handason Tam*, Wing Cheong Lau, ``Violin: Virtual Overbridge Linking for Enhancing Semi-supervised Learning on Graphs with Limited Labels,'' the 32nd International Joint Conference on Artificial Intelligence (IJCAI), Aug 2023.
• Da Sun Handason Tam*, Yang Liu*, Huanle Xu*, Siyue Xie*, Wing Cheong Lau, ``PERT-GNN: Latency Prediction for Microservice-based Cloud-Native Applications via Graph Neural Networks,'' ACM SIGKDD International Conference on Knowledge Discovery and Data Mining (KDD), Aug 2023.
• Xianbo Wang*, Kaixuan Luo*, Wing Cheong Lau, ``The Living Dead: Hacking Mobile Face Recognition SDKs with Non-Deepfake Attacks,'' Black Hat Briefings, Black Hat USA, Aug 2023.
• Yang Liu*, Huanle Xu*, Wing Cheong Lau, ``Cloud Configuration Optimization for Recurring Batch-Processing Applications,'' IEEE Transactions on Parallel and Distributed Systems, May 2023.
• Siyue Xie*, Yiming Li*, Da Sun Handason Tam*, Xiaxin Liu, Qiu Fang Ying, Wing Cheong Lau, Dah Ming Chiu and Shou Zhi Chen, ``GTEA: Representation Learning for Temporal Interaction Graphs via Edge Aggregation,'' in the Procs. of the 27th Pacific-Asia Conference on Knowledge Discovery and Data Mining (PAKDD), May 2023.
• Yang Liu*, Huanle Xu*, Wing Cheong Lau, ``Online Resource Optimization for Elastic Stream Processing with Regret Guarantee,'' the 51st International Conference on Parallel Processing (ICPP), Aug 2022.
• Huanle Xu*,Yang Liu*, Wing Cheong Lau, ``Multi Resource Scheduling with Task Cloning in Heterogeneous Clusters,'' the 51st International Conference on Parallel Processing (ICPP), Aug 2022.
• Xianbo Wang*, Shangcheng Shi*, Yikang Chen*, Wing Cheong Lau, ``PHYjacking: Physical Input Hijacking for Zero-Permission Authorization Attacks on Android,'' in the Network and Distributed System Security Symposium (NDSS), Apr 2022.
• Siyue Xie*, Da Sun Handason Tam*, Wing Cheong Lau, ``CoCoS: Enhancing Semi-Supervised Learning on Graphs with Unlabeled Data via Contrastive Context Sharing,'' in the Thirty-Sixth AAAI Conference on Artificial Intelligence (AAAI), Mar 2022.
• Da Sun Handason Tam*, Siyue Xie*, Wing Cheong Lau, ``GraphAdaMix: Enhancing Node Representations with Graph Adaptive Mixtures,'' in the 25th International Conference on Artificial Intelligence and Statistics (AISTATS), Mar 2022.
• Yiming Li*, Da Sun Handason Tam*, Siyue Xie*, Xiaxin Liu, Qiu Fang Ying, Wing Cheong Lau, Dah Ming Chiu and Shou Zhi Chen, ``Temporal Graph Representation Learning for Detecting Anomalies in E-Payment Systems,'' in the IEEE International Conference on Data Mining (ICDM) Workshop on Intelligence-Augmented Anomaly Analytics (IAAA), Dec 2021.
• Da Sun Handason Tam*, Siyue Xie*, Wing Cheong Lau, ``Graph Representation Learning with Mixtures,'' in the IEEE International Conference on Data Mining (ICDM) Workshop on Deep Learning and Clustering (DLC), Dec 2021.
• Shangcheng Shi*, Xianbo Wang*, Zeng Kyle*, Ronghai Yang*, Wing Cheong Lau ``An Empirical Study on Mobile Payment Credential Leaks and their Exploits,'' SecureComm, Sept 2021.
• Ronghai Yang*, Xianbo Wang*, Cheng Chi, Dawei Wang, Jiawei He, Siming Pang, and Wing Cheong Lau, ``Scalable Detection of Promotional Website Defacements in Black Hat SEO Campaigns,'' in the 30th USENIX Security Symposium, Aug 2021.
• Huanle Xu*, Yang Liu*, Wing Cheong Lau, ``Optimal Job Scheduling with Resource Packing for Heterogeneous Servers,'' IEEE/ACM Transactions on Networking, Aug 2021.
• Shangcheng Shi*, Xianbo Wang*, Wing Cheong Lau, ``Breaking and Fixing Third-Party Payment Service for Mobile Apps,'' in the 19th International Conference on Applied Cryptography and Network Security (ACNS), June 2021.
• Shangcheng Shi*, Xianbo Wang*, Wing Cheong Lau, ``Mining and Exploiting (Mobile) Payment Credential Leaks in the Wild,'' Black Hat Asia Briefings, May 2021.
• Tong Wu*, Ying-Jun Angela Zhang, Yang Liu*, Wing Cheong Lau, Huanle Xu*, ``Missing Data Recovery in Large Power Systems using Network Embedding,'' IEEE Transactions on Smart Grid, Jan 2021.
• Xianbo Wang*, Wing Cheong Lau, Yikang Chen*, Shangcheng Shi*, Ronghai Yang*, ``Fingerprint-jacking: Practical Fingerprint Authorization Hijacking in Android Apps,'' BlackHat Europe Briefings, Dec 2020.
• Yang Liu*, Huanle Xu*, Wing Cheong Lau, ``Accordia: Adapative Cloud Configuration Optimization for Recurring Data-Intensive Applications,'' IEEE ICDCS Dec 2020, [also appeared as a Poster in ACM Symposium on Cloud Computing (SoCC), Nov 2019].
• Huanle Xu*, Yang Liu*, Wing Cheong Lau, Jun Guo, Alex Liu, ``Online Resource Allocation with Machine Variability: A Bandit Perspective,'' IEEE/ACM Transactions on Networking, Oct 2020.
• Huanle Xu*, Yang Liu*, Wing Cheong Lau, Rui Li, ``Combinatorial Multi-Armed Bandits with Concave Rewards and Fairness Constraints,'' International Joint Conference on Artificial Intelligence (IJCAI), July 2020.
• Behdad Heidarpour*, Zbigniew Dziong, Wing Cheong Lau, Kim Khoa Nguyen, Mohamed Cheriet, ``Application-Oriented Free Data in Cellular Networks,'' IEEE Access, April 2020.
• Da Sun Handason Tam*, Wing Cheong Lau, Bin Hu, Qiu Fang Ying, Dah Ming Chiu and Hong Liu, ``Identifying Illict Accounts in Large-Scale E-Payment Networks -- A Graph Representation Learning approach,'' Artificial Intelligence for Business Security Workshop (AIBS) of the International Joint Conference on Artificial Intelligence (IJCAI), Aug 2019.
• Huanle Xu*, Huangting Wu*, Wing Cheong Lau, ``Revisting SRPT for Job Scheduling in Computing Clusters,'' the 14th International Conference on Queueing Theory and Network Applications (QTNA), August 2019.
• Shangcheng Shi*, Xianbo Wang*, Wing Cheong Lau, ``MoSSOT: An Automated Blackbox Tester for Single Sign-On Vulnerabilities in Mobile Applications,'' ACM AsiaCCS, July 2019.
• Yang Liu*, Huanle Xu*, Wing Cheong Lau, ``Online Job Scheduling with Resource Packing on a Cluster of Heterogeneous Servers,'' IEEE Infocom, Apr 2019.
• Huanle Xu*, Yang Liu*, Wing Cheong Lau, Jun Guo, Alex X. Liu, ``Efficient Online Resource Allocation in Heterogeneous Clusters with Machine Variability,'' IEEE Infocom, Apr 2019.
• Xianbo Wang*, Wing Cheong Lau, Shangcheng Shi*, Ronghai Yang*, ``Make Redirection Evil Again -- URL Parser Issues in OAuth,'' BlackHat Asia, Mar 2019.
• Zhibo Yang*, Huanle Xu*, Jianyuan Deng, Chen Change Loy, Wing Cheong Lau, ``Robust and Fast Decoding of High-Capacity Color QR Codes for Mobile Applications,'' IEEE Transactions on Image Processing, Dec 2018.
• Huanle Xu*, Gustavo de Veciana, Wing Cheong Lau, Kunxiao Zhou, ``Online Job Scheduling with Redundancy and Opportunistic Checkpointing: A Speedup-Function-Based Analysis,'' accepted by IEEE Transactions on Parallel and Distributed Systems, Sept 2018.
• Ronghai Yang*, Wing Cheong Lau, Jiongyi Chen*, Kehuan Zhang, ``Vetting Single-Sign-On SDK Implementations via Symbolic Reasoning,'' in the 27th USENIX Security Symposium, Aug 2018. This work received the 2018 Internet Defense Prize (2nd Runner-up) from USENIX and Facebook.
• Bowen Zhang*, Wing Cheong Lau, ``Temporal Modeling of Information Diffusion using MASEP: Multi-Actor Self-Exciting Processes,'' the 8th Temporal Web Analytics Workshop (TempWeb), WWW'18 Companion, April 2018.
• Jiongyi Chen*, Wenrui Diao, Qingchuan Zhao, Chaoshun Zuo, Zhiqiang Lin, XiaoFeng Wang, Wing Cheong Lau, Menghan Sun, Ronghai Yang* and Kehuan Zhang, ``IoTFuzzer: Discovering Memory Corruptions in IoT through App-based Fuzzing,'' in the Network and Distributed System Security Symposium (NDSS), Feb 2018.
• Behdad Heidarpouar*, Zbigniew Dziong, Wing Cheong Lau, Shahin Vakilinia, ``Pricing the Volumed-based Data Services in Cellular Wireless Markets,'' IEEE Transactions on Network and Service Management, Feb 2018.
• Huanle Xu*, Wing Cheong Lau, Zhibo Yang*, Gustavo de Veciana, Hanxu Hou, ``Mitigating Service Variability in MapReduce Clusters via Task Cloning: A Competitive Analysis,'' in IEEE Transactions on Parallel and Distributed Systems, Vol.28, Issue 10, Oct 2017.
• Behdad Heidarpouar*, Zbigniew Dziong, Wing Cheong Lau, Shahin Vakilinia, ``Selective Free Data Access to Cellular Networks,'' (Invited Paper), IEEE VTC Fall, Sept 2017.
• Ronghai Yang*, Wing Cheong Lau, Shangcheng Shi*, ``Breaking and Fixing Mobile App Authentication with OAuth2.0-based Protocols,'' 15th International Conference on Applied Cryptography and Network Security (ACNS), Kanazawa, Japan, July 2017.
• Huanle Xu*, Gustavo de Veciana, Wing Cheong Lau, ``Addressing Job Processing Variability through Redundant Execution and Opportunistic Checkpointing - A Competitive Analysis,'' IEEE Infocom, May 2017.
• Behdad Heidarpouar*, Zbigniew Dziong, Wing Cheong Lau, ``Volume-based Pricing with Guaranteed Data Rate,'' IEEE Infocom Workshop on Smart Data Pricing, May 2017.
• Huanle Xu*, Wing Cheong Lau, ``Optimization for Speculative Execution in Big Data Processing Clusters,'' in IEEE Transactions on Parallel and Distributed Systems, Vol.28, Issue 2, Feb 2017.
• Ronghai Yang*, Wing Cheong Lau, Tianyu Liu*, ``Signing into One Billion Mobile App Accounts Effortlessly with OAuth2.0,'' Black Hat Europe Briefings, London, Nov, 2016.
• Guanchen Lee*, Wing Cheong Lau, ``Predicting Retweet Behavior in Online Social Networks based on Locally Available Information,'' The 8th International Conference on Social Informatics (SocInfo'16), Seattle, Nov, 2016.
• Zhibo Yang*, Zhiyi Cheng*, Chen Change Loy, Wing Cheong Lau, Chak Man Li* and Guanchen Lee*, ``Towards Robust Color Recovery for High-Capacity Color QR Codes,'' IEEE ICIP, Sept, 2016.
• Ronghai Yang*, Guanchen Lee*, Wing Cheong Lau, Kehuan Zhang, Pili Hu*, ``Model-based Security Testing: an Empirical Study on OAuth 2.0 Implementations,'' ACM AsiaCCS, Xian, June, 2016.
• Ruohan Gao*, Huanle Xu*, Pili Hu* and Wing Cheong Lau, ``Accelerating Graph Mining Algorithms via Uniform Random Edge Sampling,'' IEEE ICC May 2016.
• Wai Kit Sze*, Yulin Deng*, Wing Cheong Lau, Murali Kodialam, Thyaga Nandagopal and OnChing Yue, ``Channel Oblivious Counting Algorithms for Large-scale RFID Systems,'' IEEE Transactions on Parallel and Distributed Systems, Dec 2015.
• Ruohan Gao*, Pili Hu*, Wing Cheong Lau, ``Property Preservation under Community-based Sampling,'' IEEE Globecom, San Diego, CA, Dec. 2015.
• Ruohan Gao*, Huanle Xu*, Pili Hu* and Wing Cheong Lau, ``Accelerating Graph Mining Algorithms via Uniform Random Edge Sampling (Poster),'' ACM Conference on Online Social Networks (COSN), Stanford, CA, Nov. 2015.
• Huanle Xu*, Ronghai Yang*, Zhibo Yang* and Wing Cheong Lau, ``Solving Graph Problems in MapReduce-like Frameworks via Optimized Parameter Configuration,'' The 15th International Conference on Algorithms and Architectures for Parallel Processing (ICA3PP), Zhangjiajie, China, Nov. 2015.
• Huanle Xu* and Wing Cheong Lau, "Task-Cloning Algorithms in a MapReduce Cluster with Competitive Performance Bounds," in IEEE ICDCS, July 2015.
• Chak Man Li*, Pili Hu*, Wing Cheong Lau, ``AuthPaper - Protecting Paper-based Documents/ Credentials using Authenticated 2D Barcodes,'' in the Procs. of IEEE ICC, June 2015.
• Huanle Xu* and Wing Cheong Lau, "Optimization for Speculative Execution in a MapReduce-like Cluster," in IEEE Infocom, Apr. 2015.
• Huanle Xu*, Pili Hu*, Wing Cheong Lau, Qiming Zhang* and Yang Wu*,"DPCP: A Protocol for Optimal Pull Coordination in Decentralized Social Networks," IEEE Infocom, Apr. 2015.
• Pili Hu*, Wing Cheong Lau, ``Community Classification on Decentralized Social Networks based on Locally-observed Topology,'' IEEE Globecom, Austin, Dec. 2014.
• Pili Hu*, Ronghai Yang*, Yue Li* and Wing Cheong Lau, ``Application Impersonation: Problems of OAuth and API Design in Online Social Networks,'' ACM Conference on Online Social Networks (COSN), Dublin, Oct. 2014.
• Ronghai Yang*, Pili Hu* and Wing Cheong Lau, ``OAuthTester: Model-based Testing for Security Flaw Detection in OAuth 2.0 (Poster),'' ACM Conference on Online Social Networks (COSN), Dublin, Oct. 2014.
• Pili Hu*, Wing Cheong Lau, ``Deployment and Preliminary Measurement Results of an Ad-hoc Decentralized Social Network on PlanetLab(Poster),'' ACM Conference on Online Social Networks (COSN), Dublin, Oct. 2014.
• Pili Hu*, Wing Cheong Lau, ``Preservation of Vertex Indexable Edge Set after Uniform Edge Sampling(Poster),'' ACM Conference on Online Social Networks (COSN), Dublin, Oct. 2014.
• Pili Hu*, Wing Cheong Lau, ``How to Leak a 100-million-node Social Graph in just one week ? - A Reflection on OAuth and API Design in Online Social Networks,'' Black Hat USA Briefings, Las Vegas, Aug. 2014.
• Huanle Xu*, Wing Cheong Lau, ``Speculative Execution for a Single Job in a MapReduce-like System,'' in the Procs. of IEEE Cloud (The 7th IEEE International Conference on Cloud Computing), June 2014.
• Pili Hu*, Sherman S.M. Chow, Wing Cheong Lau, ``Secure Friend Discovery via Privacy-Preserving and Decentralized Community Detection,'' ICML 2014 Workshop on Learning, Security and Privacy, June 2014.
• Chak Man Li*, Pili Hu*, Wing Cheong Lau, ``Demo: AuthPaper - Protecting Paper-based Documents/ Credentials using Authenticated 2D Barcodes,'' in the Procs. of ACM MobiSys, June 2014.
• Xiang Zhong*, Pili Hu*, Wing Cheong Lau, ``Scalable and Robust Community Detection via Proximity-based Cut and Merge,'' in the Procs. of IEEE ICC, June 2014.
• Pili Hu*, Wing Cheong Lau, ``Community Classification on Decentralized Social Networks based on 2-Hop Neighborhood Information,'' in the Procs. of IEEE ICNP (Poster), Oct 2013.
• Huanle Xu*, Wing Cheong Lau, ``Resource Optimization for Speculative Execution in a MapReduce Cluster,'' in the Procs. of IEEE ICNP (PhD Forum), Oct 2013.
• Pili Hu*, Junbo Li, Wing Cheong Lau, ``PIXS: Programmable Intelligence for Cross-Platform Socialization,'' HotPlanet Workshop, Aug 2013.
• Deyi Sun*, Wing Cheong Lau, ``Social Relationship Classification based on Interaction Data from Smartphones,'' in the Procs. of IEEE PerCom (PerHot Workshop), March 2013.
• Ka-Hung Hui*, Onching Yue and Wing Cheong Lau, ``FRASA: Feedback Retransmission Approximation for the Stability Region of Finite-User Slotted ALOHA,'' in the IEEE Transactions on Information Theory, Jan. 2013.
• Yulin Deng*, Wing Cheong Lau and Onching Yue, ``Design and Evaluation of RFID Counting Algorithms under Time-correlated Channels,'' in the Procs. of IEEE Consumer Communications and Networking Conference (CCNC), Jan. 2013.
• Tan Hing Hui*, Wing Cheong Lau and Onching Yue, ``VECADS: Vehicular Context-Aware Downstream Scheduling for Drive-thru Internet,'' in the Procs. of IEEE VTC Fall, Sept, 2012.
• Ying Wai Wong, Wing Cheong Lau, Kin Ming Chan, Yichen Yang*, Tony C.Y. Tang, Fung Lam* and Alfred K.M. Lo, ``An Extensible Distributed Measurement Platform for Analyzing Quality-of-Experience (QoE) of Multimedia Applications over Wireless Networks,'' in the Procs. of IEEE VTC Fall, Sept, 2012.
• Wee Lum Tan*, Wing Cheong Lau and Onching Yue, ``Performance Analysis of an Adaptive, Energy-efficient MAC protocol for Wireless Sensor Networks,'' in Journal of Parallel and Distributed Computing, Apr. 2012.
• Ka Chun Lam*, Wing Cheong Lau and Onching Yue, ``Hitchbot – Delivering Malicious URLs via Social Hitch hiking,'' in the Procs. of IEEE Globecom, Dec, 2011.
• Wai Kit Sze*, Thyaga Nandagopal, Wing Cheong Lau, Murali Kodialam, ``RFID Tag Counting over Lossy Wireless Channels,'' in the Procs. of the WiOpt, May, 2011.
• Chi-Ho Lam*, Wing Cheong Lau and Onching Yue, ``Distributed Traffic Monitoring via Traffic Digest Splitting,'' in Computer Networks, Apr. 2011.
• Wee Lum Tan*, Wing Cheong Lau, Onching Yue and Tan Hing Hui*, ``Analytical Models and Performance Evaluation of Drive-thru Internet Systems,'' in the IEEE Journal on Selected Areas of Communications, Special Issue on Vehicular Communications and Networks, Jan. 2011.
• Ka-Hung Hui*, Wing Cheong Lau and Onching Yue, ``Partial Interference and Its Performance Impact on Wireless Multiple Access Networks,'' in the EURASIP Journal on Wireless Communications and Networking, Nov. 2010.
• Wai-Kit Sze*, Wing Cheong Lau, ``RFID Counting over Unreliable Radio Channels – the Capture-Recapture Approach,'' in the Procs. of IEEE ICC, May, 2010.
• Ho-Yan Suen*, Wing Cheong Lau and Onching Yue, ``Detecting Anomalous Web Browsing via Diffusion Wavelets,'' in the Procs. of IEEE ICC, May, 2010.
• Kin-Fai Li*, Wing Cheong Lau and Onching Yue, ``Session Reliability and Capacity Allocation in Dynamic Spectrum Access Networks,'' in the Procs. of IEEE ICC, May, 2010.
• Chun-Pong Luk*, Wing Cheong Lau and Onching Yue, ``Threshold-based Opportunistic Routing Protocol in Multi-hop Wireless Networks,'' in the Procs. of the 19th Annual Wireless and Optical Communications Conference, May, 2010.
• Chi-Ho Lam*, Wing Cheong Lau and Onching Yue, ``Enhancing Distributed Traffic Monitoring via Traffic Digest Splitting,'' in the Procs. of IEEE ICNP (extended abstract), Oct, 2009.
• Wee Lum Tan*, Wing Cheong Lau and Onching Yue, ``Modeling Resource Sharing of Road-side Access Point supporting Drive-thru Internet,'' in the Procs. of the ACM VANET, Sept, 2009.
• Wai-Kit Sze*, Wing Cheong Lau and Onching Yue, ``Fast RFID Counting under Unreliable Radio Channels,'' in the Procs. of the IEEE ICC, June, 2009.
• Murali Kodialam, Wing Cheong Lau, Thyaga Nandagopal, ``Identifying RFID Tag Categories in Linear Time,'' in the Procs. of the WiOpt, June, 2009.
• Chun-Pong Luk*, Wing Cheong Lau and Onching Yue, ``Opportunistic Routing with Directional Antennas in Wireless Mesh Networks,'' in the Procs. of the IEEE Infocom mini-conference, April, 2009.
• Wee Lum Tan*, Fung Lam* and Wing Cheong Lau, ``An Empirical Study on 3G Network Capacity and Performance,'' in IEEE Transactions on Mobile Computing, Vol.7, No.6, pp-737-750, June 2008.
• Sai-Kit Chui*, Onching Yue and Wing Cheong Lau, ``Impact of Handoff Control Messages on VoIP System Performance,'' in the Procs. of the 14^th European Wireless Conference (EW2008), June, 2008.
• Chun-Pong Luk*, Wing Cheong Lau and Onching Yue, ``An Analysis of Opportunistic Routing in Wireless Mesh Networks,'' in the Procs. of IEEE ICC, May, 2008.
• Kin-Fai Li*, Wing Cheong Lau and Onching Yue, ``Link Restoration in Cognitive Radio Networks,'' in the Procs. of IEEE ICC, May, 2008.
• Yin-Ki Yip*, Wing Cheong Lau and Onching Yue, ``Performance Modeling of Epidemic Routing with Heterogeneous Node Types,'' in the Procs. of IEEE ICC, May, 2008.
• Yuk-Nam Law*, Man-Chiu Lai*, Wee Lum Tan* and Wing Cheong Lau, ``Empirical Performance of IPv6 vs. IPv4 under a Dual-Stack Environment,'' in the Procs. of IEEE ICC, May, 2008
• Ka-Hung Hui*, Onching Yue and Wing Cheong Lau, ``FRASA: Feedback Retransmission Approximation for the Stability Region of Finite-User Slotted Aloha,'' in the Procs. of IEEE ICNP (poster), Oct. 2007.
• Ka-Hung Hui*, Wing Cheong Lau and Onching Yue, ``Stability of Finite-User Slotted Aloha under Partial Interference in Wireless Mesh Networks,'' in the Procs. of IEEE PIMRC, Sept. 2007.
• Wing Cheong Lau, Murali Kodialam, T.V. Lakshman and H. Jonathan Chao, "DATALITE: a Distributed Architecture for Traffic Analysis via Light-weight Traffic Digest", in the Procs. of IEEE BroadNets, Sept. 2007.
• Wee Lum Tan*, Wing Cheong Lau and Onching Yue, ``An Energy-efficient and Receiver-Driven MAC Protocol for Wireless Sensor Networks'', in the Procs. of VTC (Fall), Sept. 2007.
• Ka-Hung Hui*, Wing Cheong Lau and Onching Yue, ``Characterizing and Exploiting Partial Interference in Wireless Mesh Networks,'' in the Procs. of IEEE ICC, June, 2007.
• Ching-Wan Yuen*, Wing Cheong Lau and Onching Yue, ``CAPEL: A Packet Discard Policy for Real-time Traffic over Wireless Networks,'' in the Procs. of IEEE ICC, June, 2007.
• Wee Lum Tan*, Fung Lam* and Wing Cheong Lau, ``An Empirical Study on 3G Network Capacity and Performance,'' in the Procs. of IEEE Infocom 2007, May 2007.
• Murali Kodialam, Thyaga Nandagopal and Wing Cheong Lau, ``Anonymous Tracking using RFID tags,'' in the Procs. of IEEE Infocom 2007, May 2007.
• Yin-Ki Ip*, Wing Cheong Lau and Onching Yue, ``Forwarding and Replication Strategies for Delay Tolerant Networks (DTN) with Resource Constraints,'' in the Procs. of IEEE VTC (Spring), April, 2007.
• Paulo Ayres*, Huizhong Sun*, H. Jonathan Chao, and Wing Cheong Lau, ``ALPi: A DDoS defense System for High-speed networks'', IEEE Journal of Selected Areas in Communications (JSAC), Oct, 2006.
• Y.K. Chan*, H.W. Chan, K.M. Chan, P.S. Chan, T. Chanson, M.H. Cheung, C.F. Chong, K.P. Chow, K.T. Hui, C.K. Hui, C.K. Lam, W.C. Lau, K.H. Pun, Y.F. Tsang, W.W. Tsang, C.W. Tso, D.Y. Yeung and K.Y. Yu, "Intrusion Detection Router: Design, Implementation and Evaluation Using an Experimental Testbed," IEEE Journal of Selected Areas of Communications (JSAC) , Oct, 2006.
• Wee Lum Tan*, Onching Yue and Wing Cheong Lau, ``Performance Evaluation of Differentiated Services Mechanisms over Wireless Sensor Networks'', in the Proc. of IEEE VTC (Fall), Sept 2006.
• Yoohwan Kim*, Wing Cheong Lau, Mooi-Choo Chuah and H. Jonathan Chao, ``PacketScore: A Statistics-based Packet Filtering Scheme against Distributed Denial-of-Service Attacks,'' IEEE Transactions on Dependable and Secure Computing, Vol. 3, No. 2, pp. 141-155, April-June, 2006.
• Wing Cheong Lau, ``DHCPv6 Relay Agent RADIUS Attributes Option,'' Internet DHC working group Draft, draft-ietf-dhc-v6-relay-radius-02.txt, Feb 2006.
• Paulo Ayres*, Huizhong Sun*, H. Jonathan Chao, and Wing Cheong Lau, ``A Distributed Denial-of-Service Defense System Using Leaky-Bucket-Based PacketScore'', the 3rd Applied Cryptography and Network Security (ACNS) conference, June, 2005.
• Krishna Balachandran, Joe H. Kang, Wing Cheong Lau, "Adaptive Sleeping and Awakening Protocol for Energy Efficient Ad-hoc Sensor Networks", IEEE ICC May 2005.
• H. Jonathan Chao, Ramesh Karri, Wing Cheong Lau, "CYSEP -- a Cyber-Security Processor for 10Gbps Networks and Beyond," IEEE MILCOM Nov. 2004.
• Li Wang*, Ricky Y.K. Kwok, Wing Cheong Lau and Vincent K.N. Lau, "Efficient Packet Scheduling Using Channel Adaptive Fair Queueing in Distributed Mobile Computing Systems," ACM/Kluwer Journal of Mobile Networks and Applications, Aug. 2004.
• Mooi-Choo Chuah, Wing Cheong Lau, Yoohwan Kim* and H. Jonathan Chao, "Transient performance of PacketScore for blocking DDoS attack", in the Proc. of IEEE ICC, Paris, June 2004.
• Y.K. Chan*, H.W. Chan, K.M. Chan, P.S. Chan, T. Chanson, M.H. Cheung, C.F. Chong, K.P. Chow, K.T. Hui, C.K. Hui, C.K. Lam, W.C. Lau, K.H. Pun, Y.F. Tsang, W.W. Tsang, C.W. Tso, D.Y. Yeung and K.Y. Yu, "IDR-- an Intrusion Detection Router for Defending DDoS attacks," in the Proc. of ISPAN, Hong Kong, May 2004.
• Yoohwan Kim*, Wing Cheong Lau, Mooi-Choo Chuah and H. Jonathan Chao, "PacketScore -- a distributed proactive defense against DDOS attacks," in the Proc. of IEEE Infocom, Hong Kong, March 2004.
• Li Wang*, Yu-Kwong Kwok, Wing Cheong Lau, and Vincent Kin-Nang Lau, "Channel Adaptive Fair Queueing for Scheduling Integrated Voice and Data Services in Multicode CDMA Systems," Computer Communications, 2004.
• Enrique Hernandez-Valencia, Pramod Koppol and Wing Cheong Lau, "Managed Virtual Private LAN Services", to Bell Labs Technical Journal, Vol. 7, Issue 4, 2003, p.g. 61-76.
• Li Wang*, Yu-Kwong Kwok, Wing Cheong Lau, and Vincent Kin-Nang Lau, "On Channel-Adaptive Fair Multiple Access Control," in the Proc. of IEEE ICC, Anchorage, Alaska, May 2003.
• F. Chiussi, J. De Clercq, S. Ganti, W.C. Lau, B. Nandy, N. Seddigh, S. Van Den Bosh, "Framework for QoS in Provider-Provisioned VPNs", draft-chiussi-ppvpn-qos-framework-(00)01.txt, presented in the (54th) 56th IETF PPVPN Working Group meetings, (Yokohama July 2002) San Francisco, March 2003.
• Li Wang*, Yu-Kwong Kwok, Wing Cheong Lau, and Vincent Kin-Nang Lau, "Channel-Adaptive Fair Queueing for Scheduling Integrated Voice and Data Services in Multicode CDMA Systems," in the Proc. of WCNC'2003, New Orleans, Louisiana, March 2003.
• Wing Cheong Lau, Wei Luo, Hsuan-Jung Su, Onching Yue and Qinqing Zhang, "Analysis of UMTS Radio Link Control", in Proc. of IEEE Globecom, Taipei, Nov. 2002.
• Fung Lam*, Wing Cheong Lau and Victor O.K. Li, "Inter-Domain Router Placement and Traffic Engineering,'' in the Proc. of IEEE ICC, New York City, May 2002.
• Li Wang*, Ricky Y.K. Kwok, Wing Cheong Lau and Vincent K.N. Lau, "Channel Capacity Fair Queueing in Wireless Networks: Issues and A New Algorithm,'' in the Proc. of IEEE ICC, New York City, May 2002.
• Wing Cheong Lau, Fabio M. Chiussi and Luyung Fang, "Extensions for QoS Support in Transparent VLAN Services over MPLS", Internet Draft , presented in the 53rd IETF PPVPN Working Group meeting, Minneapolis, Mar. 2002.
• T.K. Chan*, Wing Cheong Lau and Victor O.K. Li, "A Measurement-based Congestion Alarm for Self-Similar Traffic," in Proc. of IEEE ICC, Helsinki, June 2001.
• Wing Cheong Lau, Sanqi Li, "Sojourn-time Analysis of Nodal Congestion in Broadband Networks," Computer Networks, Vol. 32, pp. 125-147, 2000.
• Wing Cheong Lau, Y.T. Wang, "A Unified ABR flow control algorithm for Distributed Ingress-queueing ATM switches," in the Proc. of IEEE ICC, Vancouver, June, 1999.
• L. Benmohamed, S. Dravida, P. Harshavardhana, Wing Cheong Lau and A. Mittal, "Designing IP Networks with Performance Guarantees," Bell Labs Technical Journal, Vol. 3, No. 4, Dec. 1998.
• C. Funka-Lea, C. Janczewski, Wing Cheong Lau, R. Nagarajan, Y.T. Wang and Z. Xin, "A Visual Simulator for PNNI Routing - Algorithms and Performance Issues," Bell Labs Technical Journal, Vol. 3, No. 4, Dec. 1998.
• Wing Cheong Lau, Sanqi Li, "Traffic Distortion and Inter-Source Cross-correlation in High-speed Integrated Networks," Computer Networks and ISDN Systems, Vol. 29, No. 7, August 1997, pp. 811-830.
• Wing Cheong Lau, Sanqi Li, "Statistical Multiplexing and Buffer Sharing in Multimedia High-Speed Networks: A Frequency Domain Perspective," in IEEE/ACM Transactions on Networking, Vol. 5, No. 3, June 1997, pp. 382-396.
• Wing Cheong Lau, Sanqi Li, "Sojourn-time Analysis on Nodal Congestion in Broadband Networks and its Impact on QoS Specifications,'' in the Proc. of IEEE Infocom, San Francisco, March 1996.
• Wing Cheong Lau, Sanqi Li, "Statistical Multiplexing and Buffer Sharing in Multimedia High-Speed Networks: A Frequency Domain Perspective," in the Proc. of IEEE Globecom, Singapore, Nov. 1995.
• Wing Cheong Lau, Ashok Erramilli, Jonathan L. Wang and Walter Willinger, "Self-Similar Traffic Parameter Estimation: A Semi-Parametric Periodogram-Based Algorithm," in Proc. of IEEE Globecom, Singapore, pp. 2225-2231, 1995.
• Wing Cheong Lau, Ashok Erramilli, Jonathan L. Wang and Walter Willinger, "Self-Similar Traffic Generation: The Random Midpoint Displacement Algorithm and Its Properties," in Proc. of IEEE ICC, Seattle, WA., pp. 466-472, 1995.
• Wing Cheong Lau, Sanqi Li, "Traffic Analysis in Large-scale High-speed Integrated Networks: Validation of the Nodal Decomposition Approach," in Proc. of IEEE Infocom, San Francisco, CA., pp. 1320-1329, 1993.
• Wing Cheong Lau, Vineet Singh, "An Object-Oriented Class Library for Scalable Parallel Heuristic Search," in Proc. of ECOOP'92: European Conference on Object-Oriented Programming, Utrecht, Netherlands, June 1992, published as Springer-Verlag ``Lecture Notes in Computer Science (LNCS) 615'', O. Lehrmann Madsen (Ed.).

Patents Granted:

• "Method and apparatus for decoding or generating multi-layer color QR code," with Chen Change Loy, Zhibo Yang, Zhiyi Cheng, Chak Man Li, U.S. Patent No. 9,805,296, issued on Oct 31, 2017.
• "Identifying RFID Categories,'' with Murali Kodialam, Thyaga Nandagopal, U.S. Patent No. 9,081,996, issued on July 14, 2015.
• "Anonymous Tracking using a set of Wireless Devices,'' with Murali Kodialam, Thyaga Nandagopal, U.S. Patent No. 8,299,900, issued on Oct 30, 2012.
• "Methods and Devices for providing Distributed, Adaptive IP filtering against Distributed Denial of Service Attacks,'' with Mooi Choo Chuah, Onching Yue, U.S. Patent No. 8,201,252, issued on June 12, 2012.
• "High-speed Traffic Measurement and Analysis Methodologies and Protocols,'' with Murali Kodialam, T.V. Lakshman, U.S. Patent No. 7,808,923, issued on Oct 5, 2010.
• "A Distributed Architecture for Statistics-based Overload Control against DDoS Attacks," with Yoohwan Kim, Mooi Choo Chuah and H. Jonathan Chao, U.S. Patent No. 7,526,807, issued on Apr. 28, 2009.
• "High-speed Traffic Measurement and Analysis Methodologies and Protocols,'' with Murali Kodialam, T.V. Lakshman, U.S. Patent No. 7,397,766, issued on July 8, 2008.
• "Adaptive Sleeping and Awakening Protocol for Energy Efficient Ad-hoc Networks", with Krishna Balachandran and Joe H. Kang, U.S. Patent No. 7,356,561, issued on Apr. 8, 2008.
• "Apparatus and Method for An Overload Control Procedure against Denial of Service Attack", with Yinglu Zhang, U.S. Patent No. 7,313,092, issued on Dec. 25, 2007.
• "Backhaul Multicasting Using Ethernet-based Radio Access Networks", with M.C. Chuah, E. Hernandez-Valencia, U.S. Patent No. 7,096,039, issued on August 22, 2006.
• "Maintaining Information to Optimize Restorable Dynamic Routing with Shared Backup", with O. Hauser, M. Kodialam and T.V. Lakshman, U.S. Patent No. 6,992,979, issued on Jan 31, 2006.
• "Network Topology Optimization Methods And Apparatus For Designing IP Network", with L. Benmohamed, S. Dravida, P. Harshavardhana and A. Mittal, US Patent No. 6,909,700, issued on June 21, 2005.
• "Link Capacity Computation Methods And Apparatus For Designing IP Networks With Performance Guarantees", with L. Benmohamed, S. Dravida, P. Harshavardhana and A. Mittal, US Patent No. 6,795,399, issued on Sept 21, 2004.
• "Admission Control Adjustment In Data Networks Using Maximum Cell Count", with Z. Dziong, US Patent No. 6697369, issued on Feb 24, 2004.
• "Method For Consolidating Backward Resource Management Cells For Multicast ABR Services", with Y.T. Wang, US Patent No. 6,400,688, issued on Jun 4, 2002.
• "Flow Control Method Using A Dynamic Major Reduction Factor", with L. Benmohamed and Y.T. Wang, US Patent No. 6,400,684, issued on Jun 4, 2002.
• "Constrained Shortest Path Routing Method", with M. Kodialam and Anlu Yan, US Patent No. 6,321,271, issued on Nov. 11, 2001.
• "Router Placement Methods and Apparatus for Designing IP networks with Performance Guarantees", with L. Benmohamed, S. Dravida, P. Harshavardhana and A. Mittal, US Patent No. 6,240,463 B1, issued on May 29, 2001.
• "Flow Control Method For ABR Service In An Asynchronous Transfer Mode Network", with L. Benmohamed and Y.T. Wang, US Patent No. 6,147,969, issued on Nov. 14, 2000.

Contact Information

Email address: wclau at ie dot cuhk dot edu dot hk
URL: http://www.ie.cuhk.edu.hk/~wclau
Tel: +852-3943-8356 (Office)

Last updated on Dec 10, 2024.