Software-Defined Networking (SDN) for Scalable Network Monitoring and Security

• 2023

  • Sieve: Layered Network Defenses against Large-Scale Attacks

    Sophia Yoo, Satadal Sengupta, Maria Apostolaki, Jennifer Rexford

    P4 Workshop '23 (P4 Workshop, 2023)

    [ Abstract ] [ Lightning Talk ]

• 2022

  • Continuous In-Network Round-Trip Time Monitoring

    Satadal Sengupta, Hyojoon Kim, Jennifer Rexford

    SIGCOMM '22 (ACM Special Interest Group on Data Communication, 2022)

    [ Full Paper ] [ Conference Talk ] [ Blog post ] [ Slides ] [ ACM DL ]

• 2021

  • Fine-Grained RTT Monitoring Inside the Network

    Satadal Sengupta, Hyojoon Kim, Jennifer Rexford

    IAB QoE '21 (Internet Architecture Board Workshop: Measuring Network Quality for End-Users, 2021)

    [ Internet Draft ] [ IAB ]

Measuring and Improving Video Performance

• 2022

  • Enabling Passive Measurement of Zoom Performance in Production Networks

    Oliver Michel, Satadal Sengupta, Hyojoon Kim, Ravi Netravali, Jennifer Rexford

    IMC '22 (ACM Internet Measurement Conference, 2022)

    [ Full Paper ] [ Conference Talk ] [ Blog post ] [ ACM DL ]

• 2018

  • HotDASH: Hotspot Aware Adaptive Video Streaming using Deep Reinforcement Learning

    Satadal Sengupta, Niloy Ganguly, Sandip Chakraborty, Pradipta De

    ICNP '18 (IEEE International Conference on Network Protocols)

    [ Full Paper ] [ Slides ] [ IEEE Xplore ]

• 2017

  • Candid with YouTube: Adaptive Streaming Behavior and Implications on Data Consumption

    Abhijit Mondal, Satadal Sengupta, B.R. Reddy, M.J.V. Koundinya, Chander G., Pradipta De, Niloy Ganguly, Sandip Chakraborty

    NOSSDAV '17 (ACM SIGMM Workshop on Network and Operating Systems Support for Digital Audio and Video)

    [ Full Paper ] [ Slides ] [ ACM DL ]

  • MoViDiff: Enabling Service Differentiation for Mobile Video Apps

    Satadal Sengupta, Vinay Kumar Yadav, Yash Saraf, Harshit Gupta, Niloy Ganguly, Sandip Chakraborty, Pradipta De

    IM '17 (IFIP/IEEE International Symposium on Integrated Network Management)

    [ Mini-Conf. Paper ] [ Slides ] [ IEEE Xplore ]

• 2016

  • Prediction of Quality Degradation for Mobile Video Streaming Apps: A Case Study using YouTube

    Dhruv Jain, Swapnil Agarwal, Satadal Sengupta, Pradipta De, Bivas Mitra, Sandip Chakraborty

    COMSNETS '16 Poster (International Conference on Communication Systems and Networks)

    [ Abstract ] [ Poster ]

  • Understanding Data Traffic Behaviour for Smartphone Video and Audio Apps

    Satadal Sengupta, Harshit Gupta, Pradipta De, Bivas Mitra, Sandip Chakraborty, Niloy Ganguly

    COMSNETS '16 Poster (International Conference on Communication Systems and Networks)

    [ Abstract ] [ Poster ]

Measuring Mobile Traffic at Scale

• 2019

  • Exploiting Diversity in Android TLS Implementations for Mobile App Traffic Classification

    Satadal Sengupta, Niloy Ganguly, Pradipta De, Sandip Chakraborty

    WWW '19 (The Web Conference)

    [ Full Paper ] [ ACM DL ]
• 2017

  • Leveraging Facebook’s Free Basics Engine for Web Service Deployment in Developing Regions

    Siddharth Singh, Vedant Nanda, Rijurekha Sen, Satadal Sengupta, Ponnurangam Kumaraguru, Krishna P. Gummadi

    ICTD '17 (International Conference on Information & Communication Technologies and Development)

    [ Full Paper ] [ Slides ] [ ACM DL ]

  • An Empirical Analysis of Facebook's Free Basics

    S. Singh, V. Nanda, R. Sen, S. Ahmad, Satadal Sengupta, A. Phokeer, Z.A. Farooq, T.A. Khan, P. Kumaraguru, I.A. Qazi, D. Choffnes, K.P. Gummadi

    SIGMETRICS '17 Abstract (ACM SIGMETRICS)

    [ Abstract ]

• 2016

  • Inspecting the Free Bridge Across the Digital Divide: Assessing the Quality of Facebook's Free Basics Service

    Rijurekha Sen, Hasnain Ali Pirzada, Amreesh Phokeer, Zaid Ahmed Farooq, Satadal Sengupta, David Choffness, Krishna P. Gummadi

    IMC '16 (ACM Internet Measurement Conference)

    [ Full Paper ] [ ACM DL ]

Delay Tolerant Networks (DTNs)

• 2016

  • Design of Efficient Lightweight Strategies to Combat DoS Attack in Delay Tolerant Network Routing

    Sujoy Saha, Subrata Nandi, Rohit Verma, Satadal Sengupta, Kartikeya Singh, Vivek Sinha, Sajal K. Das

    WiNe '16 (Springer Journal of Wireless Networks)

    [ Full Paper ] [ Springer Link ]

• 2012

  • Secured Routing in DTNs: Threats & Counter-measures

    Sujoy Saha, Satadal Sengupta, Rohit Verma, Subrata Nandi

    ICDCN '12 Ph.D. Forum (International Conference on Distributed Computing and Networking)

    [ Abstract ]

  • SRSnF: A Strategy for Secured Routing in Spray & Focus Routing Protocol for Delay Tolerant Networks

    Sujoy Saha, Satadal Sengupta, Rohit Verma, Subrata Nandi

    ACITY '12 (International Conference on Advances in Computing and Information Technology)

    [ Full Paper ]

• 2011

  • A Qualitative Survey on Multicast Routing in Delay Tolerant Networks

    Sushovan Patra, Sujoy Saha, Vijay Shah, Satadal Sengupta, Konsam Gojendra Singh, Subrata Nandi

    WiMo '11 (International Conference on Wireless & Mobile Networks)

    [ Full Paper ] [ Slides ]

Miscellany (Side-channels, Information-Centric Networking, IoT, Smartphone Energy Consumption)

• 2018

  • Magneto: Leveraging Magnetic Field Changes for Inferring Smartphone App Usage

    Meenu Rani Dey, Satadal Sengupta, Bhabendu Kumar Mohanta, Debasish Jena, Sandip Chakraborty

    MobiCom '18 Poster (ACM SigMobile MobiCom)

    [ Abstract ] [ ACM DL ]

• 2017

  • Predicting Social Dynamics based on Network Traffic Analysis for CCN/ICN Management

    Satadal Sengupta

    COMSNETS '17 PhD Forum (International Conference on Communication Systems and Networks)

    [ Abstract ] [ Slides ]

  • CommBox: Utilizing Sensors for Real-Time Cricket Shot Identification and Commentary Generation

    Ashish Sharma, Jatin Arora, Pritam Khan, Sidhartha Satapathy, Sumit Agarwal, Satadal Sengupta, Sankarshan Mridha, Niloy Ganguly

    COMSNETS '17 Demos & Exhibits (International Conference on Communication Systems and Networks)

    [ Abstract ]

• 2016

  • Role of Network Control Packets in Smartphone Energy Drainage

    Chander Govindarajan, Satadal Sengupta, Pradipta De, Bivas Mitra, Sandip Chakraborty

    COMSNETS '16 Poster (International Conference on Communication Systems and Networks)

    [ Abstract ] [ Poster ]