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BioI received my PhD degree in computer science in 2004 from the University of Colorado and joined the faculty of Rutgers University. I have conducted research on smart spaces at the IBM T.J. Watson Research Center and received an NSF CAREER award for my work on location privacy. I have also received a Schwarzkopf Prize for Technological Innovation as part of the ORBIT testbed team and a Rutgers Board of Trustees Research Fellowship for Scholarly Excellence. My research has appeared on CNN national TV as well as in the New York Times, MIT Technology Review, CBC Online, and many other media outlets. | |
Research InterestsMy main research interests lie in pervasive wireless systems, with a focus on location-aware networking, measurement, and location privacy. Many of these problems are motivated by future inter-vehicle communication systems and transportation applications.
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Location-Aware Protocols and Network Architecture: We are developing protocols that exploit available location information (usually from GPS) to enhance multi-hop communication and integration with the future Internet infrastructure in highly mobile networks.
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Location Privacy: We have developed the Spatial Cloaking and Path Cloaking algorithms to sharing of location information and traces with external parties while providing strong anonymity guarantees.
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Testbed Development: In my research I emphasize prototyping and experimental performance evaluation of novel ideas. To enable experimentation with mobile systems my group has developed a vehicular networking testbed linked to the ORBIT indoor grid. We have also developed mobility emulation capabilities on the stationary indoor testbed. Our work on ORBIT was also recently featured in the MIT Technology Review. |
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Visual MIMO Networks: In this project we explore the use of cameras and other optical arrays as receivers in a communication system. Applications range from car-2-car communication in interference-limited situations to sharing information with mobile phones. |
I have also worked on smart spaces, energy-aware wireless networks, and sensor networks. For a light introduction to my privacy work take a look at these press articles.
Teaching14:332:452 Software Engineering Spring 2008, Spring 2010 14:332:494 Topics in ECE - Advanced Programming on Linux 16:332:567 Software Engineering I Selected Professional ActivitiesPC Member Mobisys 2012/2011, MobiCom 2011, Infocom 2011 Selected PublicationsMy CitationsNote: This material is presented to ensure timely dissemination of scholarly and technical work. Copyright and all rights therein are retained by authors or by other copyright holders. All persons copying this information are expected to adhere to the terms and constraints invoked by each author's copyright. In most cases, these works may not be reposted without the explicit permission of the copyright holder.
LAP: Lightweight Anonymity and Privacy.Hsu-Chun Hsiao,Tiffany Hyun-Jin Kim,Adrian Perrig,Akira Yamada,Sam Nelson,Marco Gruteser,Wei Ming, Proceedings of the IEEE Symposium and Security and Privacy, 2012.[AR:13%](pdf) Detecting Driver Phone Use Levering Car Speakers. Jie Yang, Simon Sidhom, Gayathri Chandrasekharan, Tam Vu, Hongbo Liu, NicCecan, Yingying Chen, Marco Gruteser, Richard Martin, Proceedings of ACM International Conference on Mobile Computing and Networking (MobiCom) 2011.(pdf) Best Paper Award Challenge: Mobile Optical Networks Through Visual MIMO. Ashwin Ashok, Marco Gruteser, Narayan Mandayam, Jayant Silva, Michael Varga, Kristin Dana. ACM MobiCom 2010.(pdf) Security and Privacy Vulnerabilities of In-Car Wireless Networks: A Tire-Pressure Monitoring System Case Study. Ishtiaq Rouf, Rob Miller, Hossen Mustafa, Travis Taylor, Sangho Oh, Wenyuan Xu, Marco Gruteser, Wade Trappe, Ivan Seskar. USENIX Security 2010. [AR: 15%] (pdf) ParkNet: Drive-by Sensing of Road-side Parking Statistics. Suhas Mathur, Tong Jin, Nikhil Kasturirangan, Janani Chandrasekharan, Wenzhi Xue, Marco Gruteser, Wade Trappe. ACM MobiSys 2010. [AR: 20%] (pdf)Best Paper Award R2D2: Regulating Beam Shape and Rate as Directionality meets Diversity. Kishore Ramachandran, Ravi Kokku, Karthik Sundaresan, Marco Gruteser, Sampath Rangarajan. ACM MobiSys 2009. [AR: 20%] (pdf) Wireless Device Identification with Radiometric Signatures. Vladimir Brik, Suman Banerjee, Marco Gruteser, Sangho Oh. ACM MobiCom 2008. [AR: 12%] (pdf) Synchronous Two-phase Rate and Power Control in 802.11 WLANs. Kishore Ramachandran, Ravi Kokku, Honghai Zhang, Marco Gruteser. ACM MobiSys 2008. [AR: 18%] (pdf) Virtual Trip Lines for Distributed Privacy-Preserving Traffic Monitoring. Baik Hoh, Marco Gruteser, Ryan Herring, Jeff Ban, Dan Work, Juan-Carlos Herrera, Alexandre Bayen, Murali Annavaram, Quinn Jacobson. ACM MobiSys 2008. [AR: 18%] (pdf) Preserving Privacy in GPS Traces via Density-Aware Path Cloaking. Baik Hoh, Marco Gruteser, Hui Xiong, Ansaf Alrabady. ACM CCS 2007. [AR: 18%] (pdf) Anonymous Usage of Location-Based Services through Spatial and Temporal Cloaking. Marco Gruteser and Dirk Grunwald. MobiSys 2003. [AR 15%] (pdf) |
AlumniBaik Hoh (Ph.D., now Nokia Research, Palo Alto, CA) Kishore Ramachandran (Ph.D., now NEC Labs America, Princeton, NJ) Mesut Ali Ergin (Ph.D., now Intel Labs, Hillsboro, OR) Janani Chandrasekharan (M.S., now Network Appliance, Pittsburgh, PA) Amar Patel (M.S., now Siemens Research, Princeton, NJ) Tashina Charagi (M.S., now Motorola) Lin Luo (M.S., now Marvell, CA) Tong Jin (M.S., continuing in Ph.D. program) |
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News!
IEEE TMC Special Section
The special section on outstanding papers from MobiSys 2011 that I co-edited with David Wetherall has now appeared in the May 2012 issues of the IEEE Transaction on Mobile Computing (May 2012).
Keynote at VANET 2012
I will present the keynote talk at the ACM International Workshop on Vehicular Internetworking, Systems, and Applications (Apr 2012).
Inside Science TV Segment on Sensing Driver Phone Use
Our research on sensing driver phone use has been featured on Inside Science TV, an organization supported by the American Institute of Physics, which provides science and engineering content for local television stations (Apr 2012).
Tutorial for Federal Judges
I have been invited to present a tutorial on smartphone and geolocation technology for federal judges at the CLIP Program on Internet Technology Basics (Apr 2012).
Infocom 2012 Panelist
I will serve on the Future Internet Design panel at INFOCOM 2012 (Feb 2012).
Distinguished Talk at CRISP
I have been invited as a distinguished speaker at the 2012 CRISP Workshop on Information Security and Privacy at the University of Denver and will give a talk on Wireless Location Privacy (Jan 2012).
Sensing Driver Phone Use on NPR
Our research on driver phone use featured into two stories (1,2) on National Public Radio (Dec 2011).
NAE FOEE:
I have been invited to attend the National Academy of Engineering's Frontiers of Engineering Education Symposium.
Best Paper Award:
Our paper: Detecting Driver Phone Use Levering Car Speakers won best paper award in MobiCom 2011.
Senators Franken and Coons Cite our Research
As widely reported in the media last week, Senators Al Franken and Chris Coons urged OnStar to reconsider changes in their privacy policy. The letter to OnStar cited a WINLAB research paper to back up their position (Sep 2011).
WINLAB Wireless Privacy and Security Research featured on CNN TV
New wireless technologies in cars may compromise a driver's privacy and pose a security threat, warns a WINLAB research team together with University of South Carolina collaborators. Modern automobiles are increasingly equipped with wireless sensors and devices, such as systems that monitor air pressure inside tires and trigger dashboard warnings if a tire's spressure drops. The researchers have shown that these wireless signals can be intercepted 120 feet away from the car using a simple receiver despite the shielding provided by the metal car body.
Since signals in tire pressure monitoring systems (TPMS) include unique codes from each wheel sensor, this raises concerns that drivers' locations could be tracked more easily than through other means, such as capturing images of license plates. TPMS wireless transmissions also lack security protections common in basic computer networking, such as input validation, data encryption or authentication. The researchers demonstrated how a transmitter that mimics, or "spoofs," the sensor signal can easily send false readings and trigger a car's dashboard warning display. This could prompt a driver into stopping his or her car when there is actually nothing wrong with the tires.
The WINLAB team included Rob Miller, Sangho Oh as well as Profs. Marco Gruteser and Wade Trappe. Their collaborators at the University of South Carolina were led by Prof. Wenyuan Xu, an ECE and WINLAB alumna. The results of their work were presented at the USENIX Security Symposium, one of the premiere academic computer security conferences and subsequently received a wide press echo in more than 50 media outlets, including a segment on CNN national TV, web stories in the MIT Technology Review, ABC news, Businessweek, and a mention on Slashdot.