Bhavana
Kanukurthi
Associate Professor
CSA, IISc
BTech (2005), Hindustan College of Engineering, Anna University
PhD (2011), Boston University
Post-doctoral
research (2011-2014), UCLA
Check out our group
webpage!
Publications
- Rate One-Third Non-malleable Codes, STOC 2022. With Divesh Aggarwal, Sai Lakshmi Bhavana Obbattu, Maciej Obremski and Sruthi Sekar.
- Adaptive extractors and their Application to Leakage Resilient Secret Sharing, Crypto 2021. With Nishanth Chandran, OSL Bhavana and Sruthi Sekar.
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Locally Reconstuctible Non-malleable Secret Sharing, ITC 2021. With Sai Lakshmi Bhavana Obbattu, Sruthi Sekar and Jenit Tomy.
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Privacy Amplification from Non-malleable Codes, Indocrypt 2019. With Eshan Chattopadhyay, Sruthi Sekar and Sai Lakshmi Bhavana Obbattu.
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Non-malleable Randomness Encoders and their Applications, Eurocrypt 2018. With Sai Lakshmi Bhavana Obbattu and Sruthi Sekar.
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Four State Non-malleable Codes, TCC 2017. Invited to the Journal of Cryptology. With Sai Lakshmi Bhavana Obbattu and Sruthi Sekar.
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Information-theoretic Local Non-malleable Codes and Their Applications, TCC (A2) 2016. With Nishanth Chandran and Srinivasan Raghuraman.
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Achieving Privacy in Verifiable Computation with Multiple Servers - Without FHE and without Pre-processing, PKC 2014. With Prabhanjan Ananth, Nishanth Chandran, Vipul Goyal and Rafail Ostrovsky.
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Locally Updatable and Locally Decodable Codes, TCC 2014. With Nishanth Chandran and Rafail Ostrovsky.
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Privacy amplification with asymptotically optimal entropy loss, J. ACM (2014). With Nishanth Chandran, Leonid Reyzin and Rafail Ostrovsky.
This is the journal version of a STOC 2010 publication.
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Robust Fuzzy Extractors and Authenticated Key Agreement From Close Secrets, IEEE Transactions of Information theory (2012). With Yevgeniy Dodis, Jonathan Katz, Leonid Reyzin and Adam Smith.
This journal paper merges a Crypto 2005 paper of the same name authored by my co-authors with a SCN 2008 paper titled "An Improved Robust Fuzzy Extractor" by LR and myself.
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Cryptography with Tamperable and Leaky Memory, Crypto 2011. With Yael Kalai and Amit Sahai.
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Key Agreement from Close Secrets over Unsecured Channels, Eurocrypt 2009. With Leonid Reyzin.
Manuscript
- Short Leakage Resilient and Non-malleable Secret Sharing Schemes.
With Nishanth Chandran, Sai Lakshmi Bhavana Obbattu and Sruthi Sekar.
PhD Thesis: Randomness in Cryptography
Awards: 2010-2011 Research Excellence Award,
Department of Computer Science, Boston University
Current Students
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Anirban Chakrabarthi (PhD)
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Shreyas Gupta (PhD)
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Girisha Shankar (PhD, co-advised with Chaya Ganesh)
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Siddharth Agarwal (MTech Res, co-advised with Chaya Ganesh)
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Prateek Somani (MTech, co-advised with Kanchi Gopinath)
Graduated Students
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Sruthi Sekar (PhD, Currently post-doc at University of California, Berkeley), co-advised with Manjunath Krishnapur (MATH)
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Sai Lakshmi Bhavana Obbattu (PhD, Currently post-doc at Microsoft Research India)
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Jenit Tomy (MTech Research, Currently PhD student at University of Saint Gallen)
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Marilyn George (MTech, Currently PhD student at Brown University)
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Cressida Hamlet (MTech, Currently software engineer at Google)
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Nithin Nath (MTech, Currently software engineer at Google)
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Abhishek Shetty (BS Mathematics, Currently PhD student at University of California, Berkeley)
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Rohit Chatterjee (BS and MS Mathematics, Currently PhD student at State University of New York, Stony Brook), co-advised with Himanshu Tyagi
Interns/Visiting Students
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Mukul Kulkarni (Current affiliation: University of Massacheusetts, Amherst; affiliation during visit: University of Maryland)
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Ananth Narayan (Current affiliation: YELP, affiliation prior to visit: BITS Pilani, Goa campus)
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Srinivasan Raghuraman (Current affiliation: VISA Research, affiliation prior to visit: IIT Madras)
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Abhishek Kumar (Current affiliation: unknown, affiliation prior to visit: IIT Kanpur)
Teaching
- Theoretical
Foundations of Cryptography (Jan-Apr 2020. Past offerings: Jan-Apr 2019, Aug-Dec 2015-2017)
- Topics in Advanced Cryptography
(Jan-Apr 2022. Past offerings: Jan-Apr 2018, Aug-Dec 2019)
- Randomness
in Cryptography (Jan-Apr 2017, 2016)
- Cryptography
(Jan-Apr 2015, Co-taught with Arpita Patra)
- Discrete
Structures (Aug-Dec 2014, Co-taught with Arpita Patra)
- Discrete
Mathematics (Online
course for Microsoft's MEC initiative, co-taught with Nishanth Chandran and Neeraj Kayal)
CONTACT
Room 310/CSA/IISc
Phone: 080 2293
3561
Email: firstname@iisc.ac.in
THANKS
My research
as well as that of my research group is being and/or has been funded, in part, due to generous awards received from the Department of Science and Technology (Inspire Faculty Award), Government of India, Microsoft Research India as well as
a start-up grant from the Indian Institute of Science.