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

  1. Rate One-Third Non-malleable Codes, STOC 2022. With Divesh Aggarwal, Sai Lakshmi Bhavana Obbattu, Maciej Obremski and Sruthi Sekar.
  2. Adaptive extractors and their Application to Leakage Resilient Secret Sharing, Crypto 2021. With Nishanth Chandran, OSL Bhavana and Sruthi Sekar.
  3. Locally Reconstuctible Non-malleable Secret Sharing, ITC 2021. With Sai Lakshmi Bhavana Obbattu, Sruthi Sekar and Jenit Tomy.
  4. Privacy Amplification from Non-malleable Codes, Indocrypt 2019. With Eshan Chattopadhyay, Sruthi Sekar and Sai Lakshmi Bhavana Obbattu.
  5. Non-malleable Randomness Encoders and their Applications, Eurocrypt 2018. With Sai Lakshmi Bhavana Obbattu and Sruthi Sekar.
  6. Four State Non-malleable Codes, TCC 2017. Invited to the Journal of Cryptology. With Sai Lakshmi Bhavana Obbattu and Sruthi Sekar.
  7. Information-theoretic Local Non-malleable Codes and Their Applications, TCC (A2) 2016. With Nishanth Chandran and Srinivasan Raghuraman.
  8. 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.
  9. Locally Updatable and Locally Decodable Codes, TCC 2014. With Nishanth Chandran and Rafail Ostrovsky.
  10. 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.
  11. 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.
  12. Cryptography with Tamperable and Leaky Memory, Crypto 2011. With Yael Kalai and Amit Sahai.
  13. Key Agreement from Close Secrets over Unsecured Channels, Eurocrypt 2009. With Leonid Reyzin.

Manuscript

  1. 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

  1. Anirban Chakrabarthi (PhD)
  2. Shreyas Gupta (PhD)
  3. Girisha Shankar (PhD, co-advised with Chaya Ganesh)
  4. Siddharth Agarwal (MTech Res, co-advised with Chaya Ganesh)
  5. Prateek Somani (MTech, co-advised with Kanchi Gopinath)

Graduated Students

  1. Sruthi Sekar (PhD, Currently post-doc at University of California, Berkeley), co-advised with Manjunath Krishnapur (MATH)
  2. Sai Lakshmi Bhavana Obbattu (PhD, Currently post-doc at Microsoft Research India)
  3. Jenit Tomy (MTech Research, Currently PhD student at University of Saint Gallen)
  4. Marilyn George (MTech, Currently PhD student at Brown University)
  5. Cressida Hamlet (MTech, Currently software engineer at Google)
  6. Nithin Nath (MTech, Currently software engineer at Google)
  7. Abhishek Shetty (BS Mathematics, Currently PhD student at University of California, Berkeley)
  8. 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

  1. Mukul Kulkarni (Current affiliation: University of Massacheusetts, Amherst; affiliation during visit: University of Maryland)
  2. Ananth Narayan (Current affiliation: YELP, affiliation prior to visit: BITS Pilani, Goa campus)
  3. Srinivasan Raghuraman (Current affiliation: VISA Research, affiliation prior to visit: IIT Madras)
  4. Abhishek Kumar (Current affiliation: unknown, affiliation prior to visit: IIT Kanpur)

Teaching

  1. Theoretical Foundations of Cryptography (Jan-Apr 2020. Past offerings: Jan-Apr 2019, Aug-Dec 2015-2017)
  2. Topics in Advanced Cryptography (Jan-Apr 2022. Past offerings: Jan-Apr 2018, Aug-Dec 2019)
  3. Randomness in Cryptography (Jan-Apr 2017, 2016)
  4. Cryptography (Jan-Apr 2015, Co-taught with Arpita Patra)
  5. Discrete Structures (Aug-Dec 2014, Co-taught with Arpita Patra)
  6. 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.