Debangsu Sengupta

Contact: [debangsu at gmail or hotmail dot com ]

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Research
PrPl: ICWSCM
PrPl: HotOS XII
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Research interests and presentations


My research interests are in the areas of distributed systems, social computing, security, identity management and networks.


Graduate research at Stanford: 


I am involved in the PrPl project as part of POMI 2020, supervised by Professor Monica Lam. The project goal is to build a decentralized social networking platform targeted at mobile devices.

  • Publications - Updated:
    • Authentication
      • Snap2Pass: Consumer-Friendly Challenge-Response Authentication with a Phone
    • Distributed Social Networking with Personal-Cloud Butlers
      • Architecture and Implementation of a Decentralized Social Networking Platform
      • A person-centric, distributed social-networking infrastructure for sharing private and public data using active intermediaries.
    • A Bad Moon Rising–An Omniscient Monopoly
  • Projects
    • PubSubBus: Publish-subscribe middleware system with high availability, eventual consistency, and predictable latency using asynchronous messages, smart proxy, attribute-oriented interfaces, multicast, msg queues. Report
    • Identity Management (OpenID): Report
    • Semantic Attribute-based Access Control: Reports
    • Customized, Personal Feeds: Demo
    • Social Reviews Service: Poster

Class presentations
    • The Chubby lock service for loosely-coupled distributed systems, Mike Burrows. Slides
    • Cassandra - A Decentralized Structured Storage System, Lakhsman et al. Slides
    • VL2: A Scalable and Flexible Data Center Network, Greenberg et al. SIGCOMM 09. Slides
    • Eliminating Redundant Network Traffic, Spring et al. SIGCOMM 2000. Riverbed Systems patent. Slides
    • Summary of CS244B Distributed Systems, taught by Prof. Cheriton.


Undergraduate research at UMass Amherst:

 

I wrote an undergraduate research thesis in Multimedia Information Retrieval at UMass Amherst. Topic: Issues in Machine Translation Model in Automatic Image Annotation.