Adaptive Security, Erasures, and Network Assumptions in Communication-Local MPC
Nishanth Chandran, Juan Garay, Ankit Kumar Misra, Rafail Ostrovsky, Vassilis Zikas
2024 Theory of Cryptography Conference | September 2024
Nishanth Chandran
Principal Researcher
Publications
Publications by Year
-
Securely Training Decision Trees Efficiently
Divyanshu Bhardwaj, Sandhya Saravanan, Nishanth Chandran, Divya Gupta
31st Annual Conference on Computer and Communications Security (ACM CCS 2024) | August 2024
SIGMA: Secure GPT Inference with Function Secret Sharing
Kanav Gupta, Neha Jawalkar, Ananta Mukherjee, Nishanth Chandran, Divya Gupta, Ashish Panwar, Rahul Sharma
Privacy Enhancing technologies Symposium (PETS) 2024 | June 2024
Orca: FSS-based Secure Training and Inference with GPUs
Neha Jawalkar, Kanav Gupta, Arkaprava Basu, Nishanth Chandran, Divya Gupta, Rahul Sharma
2024 IEEE Symposium on Security and Privacy | May 2024
TRUCE: Private Benchmarking to Prevent Contamination and Improve Comparative Evaluation of LLMs
Nishanth Chandran, Sunayana Sitaram, Divya Gupta, Rahul Sharma, Kashish Mittal, Swami Manohar
February 2024
-
End-to-end Privacy Preserving Training and Inference for Air Pollution Forecasting with Data from Rival Fleets
Gauri Gupta, Krithika Ramesh, Anwesh Bhattacharya, Divya Gupta, Rahul Sharma, Nishanth Chandran, Rijurekha Sen
Privacy Enhancing technologies Symposium (PETS) 2023 | July 2023
-
SIMC: ML Inference Secure Against Malicious Clients at Semi-Honest Cost
Nishanth Chandran, Divya Gupta, Sai Lakshmi Bhavana Obbattu, Akash Shah
USENIX Security | August 2022
USENIX Security 2022
Circuit-PSI with Linear Complexity via Relaxed Batch OPPRF
Nishanth Chandran, Divya Gupta, Akash Shah
22nd Privacy Enhancing Technologies Symposium (PETS 2022) | June 2022
LLAMA: A Low Latency Math Library for Secure Inference
Kanav Gupta, Deepak Kumaraswamy, Nishanth Chandran, Divya Gupta
PETS 2022 | June 2022
SECFLOAT: Accurate Floating-Point meets Secure 2-Party Computation
Deevashwer Rathee, Anwesh Bhattacharya, Rahul Sharma, Divya Gupta, Nishanth Chandran, Aseem Rastogi
43rd IEEE Symposium on Security and Privacy (IEEE S&P 2022) | May 2022
Short Leakage Resilient and Non-malleable Secret Sharing Schemes
Nishanth Chandran, Bhavana Kanukurthi, Sai Lakshmi Bhavana Obbattu, Sruthi Sekar
CRYPTO 2022 | May 2022
Universally Composable Almost-Everywhere Secure Computation
Nishanth Chandran, Pouyan Forghani, Juan Garay, Rutvik Patel, Rafail Ostrovsky, Vassilis Zikas
Information Theoretic Cryptography Conference (ITC 2022) | May 2022
-
Secure Featurization and Applications to Secure Phishing Detection
Akash Shah, Nishanth Chandran, Divya Gupta, Mesfin Dema, Arun Gururajan, Huan Yu
CCSW 2021: The ACM Cloud Computing Security Workshop | October 2021
Multi-institution encrypted medical imaging AI validation without data sharing
Arjun Soin, Pratik Bhatu, Rohit Takhar, Nishanth Chandran, Divya Gupta, Javier Alvarez-Valle, Rahul Sharma, Vidur Mahajan, Matthew P Lungren
August 2021
Adaptive Extractors and their Application to Leakage Resilient Secret Sharing
Nishanth Chandran, Bhavana Kanukurthi, Sai Lakshmi Bhavana Obbattu, Sruthi Sekar
CRYPTO | May 2021
Efficient Linear Multiparty PSI and Extensions to Circuit/Quorum PSI
Nishanth Chandran, Nishka Dasgupta, Divya Gupta, Sai Lakshmi Bhavana Obbattu, Sruthi Sekar, Akash Shah
28th Annual Conference on Computer and Communications Security (ACM CCS 2021) | May 2021
SIRNN: A Math Library for Secure RNN Inference
Deevashwer Rathee, Mayank Rathee, Rahul Kranti Kiran Goli, Divya Gupta, Rahul Sharma, Nishanth Chandran, Aseem Rastogi
42nd IEEE Symposium on Security and Privacy (IEEE S&P 2021) | February 2021
Function Secret Sharing for Mixed-Mode and Fixed-Point Secure Computation
Elette Boyle, Nishanth Chandran, Niv Gilboa, Divya Gupta, Yuval Ishai, Nishant Kumar, Mayank Rathee
EUROCRYPT 2021 | January 2021
-
Secure Medical Image Analysis with CrypTFlow
Javier Alvarez-Valle, Pratik Bhatu, Nishanth Chandran, Divya Gupta, Aditya Nori, Aseem Rastogi, Mayank Rathee, Rahul Sharma, Shubham Ugare
NeurIPS PPML Workshop | December 2020
Blockene: A High Throughput Blockchain Over Mobile Devices
Sambhav Satija, Apurv Mehra, Sudheesh Singanamalla, Karan Grover, Muthian Sivathanu, Nishanth Chandran, Divya Gupta, Satya Lokam
OSDI '2020 | November 2020
Blockene: A High-throughput Blockchain Over Mobile Devices
Sambhav Satija, Apurv Mehra, Sudheesh Singanamalla, Karan Grover, Muthian Sivathanu, Nishanth Chandran, Divya Gupta, Satya Lokam
OSDI 2020 | November 2020
CrypTFlow2: Practical 2-Party Secure Inference
Deevashwer Rathee, Mayank Rathee, Nishant Kumar, Nishanth Chandran, Divya Gupta, Aseem Rastogi, Rahul Sharma
27th Annual Conference on Computer and Communications Security (ACM CCS 2020) | August 2020
CrypTFlow: Secure TensorFlow Inference
Nishant Kumar, Mayank Rathee, Nishanth Chandran, Divya Gupta, Aseem Rastogi, Rahul Sharma
IEEE Symposium on Security and Privacy | May 2020
-
Universally Composable Secure Two and Multi-party Computation in the Corruptible Tamper-Proof Hardware Token Model
Nishanth Chandran, Wutichai Chongchitmate, Rafail Ostrovsky, Ivan Visconti
CRYPTO 2019 | April 2019
EzPC: Programmable, Efficient, and Scalable Secure Two-Party Computation for Machine Learning
Nishanth Chandran, Divya Gupta, Aseem Rastogi, Rahul Sharma, Shardul Tripathi
IEEE European Symposium on Security and Privacy | February 2019
SecureNN: Efficient and Private Neural Network Training
Sameer Wagh, Divya Gupta, Nishanth Chandran
Privacy Enhancing Technologies Symposium | February 2019
-
Efficient, Constant-Round and Actively Secure MPC: Beyond the Three-Party Case
Nishanth Chandran, Juan Garay, Payman Mohassel, Satyanarayana Vusirikala
ACM Conference on Computer and Communications Security 2017 | August 2017
HOP: Hardware makes Obfuscation Practical
Kartik Nayak, Christopher W Fletcher, Ling Ren, Nishanth Chandran, Satya Lokam, Elaine Shi, Vipul Goyal
NDSS 2017 - 24th Annual Network and Distributed System Security Symposium | February 2017
Hierarchical Functional Encryption
Zvika Brakerski, Nishanth Chandran, Aayush Jain, Vipul Goyal, Amit Sahai, Gil Segev
ITCS 2017 | January 2017
-
Big Data Analytics over Encrypted Datasets with Seabed
Antonis Papadimitriou, Ranjita Bhagwan, Nishanth Chandran, Ramachandran Ramjee, Andreas Haeberlen, Harmeet Singh , Abhishek Modi, Saikrishna Badrinarayanan
2016 USENIX OSDI | November 2016
Block-wise Non-Malleable Codes
Nishanth Chandran, Vipul Goyal, Pratyay Mukherjee, Omkant Pandey, Jalaj Upadhyay
ICALP 2016 | June 2016
Reducing Depth in Constrained PRFs: From Bit-Fixing to NC
Nishanth Chandran, Srinivasan Raghuraman, Dhinakaran Vinayagamurthy
Public Key Cryptography (PKC) 2016 | March 2016
Information-theoretic Local Non-malleable Codes and their Applications
Nishanth Chandran, Bhavana Kanukurthi, Srinivasan Raghuraman
Theory of Cryptography Conference (TCC) 2016-A | January 2016
-
The Hidden Graph Model: Communication Locality and Optimal Resiliency with Adaptive Faults
Nishanth Chandran, Wutichai Chongchitmate, Juan A. Garay, Shafi Goldwasser, Rafail Ostrovsky, Vassilis Zikas
Proceedings of the 2015 Conference on Innovations in Theoretical Computer Science, ITCS 2015, Rehovot, Israel, January 11-13, 2015 | January 2015
ISBN: 978-1-4503-3333-7
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Balancing Output Length and Query Bound in Hardness Preserving Constructions of Pseudorandom Functions
Nishanth Chandran, Sanjam Garg
Progress in Cryptology - INDOCRYPT 2014 - 15th International Conference on Cryptology in India, New Delhi, India, December 14-17, 2014, Proceedings | December 2014
ISBN: 978-3-319-13038-5
Privacy amplification with asymptotically optimal entropy loss
Nishanth Chandran, Bhavana Kanukurthi, Rafail Ostrovsky, Leonid Reyzin
Journal of ACM | August 2014, Vol 61: pp. 29
Constrained Pseudorandom Functions: Verifiable and Delegatable
Nishanth Chandran, Srinivasan Raghuraman, Dhinakaran Vinayagamurthy
IACR Cryptology ePrint Archive | July 2014, Vol 2014: pp. 522
Achieving Privacy in Verifiable Computation with Multiple Servers – Without FHE and without Pre-processing
Prabhanjan Ananth, Nishanth Chandran, Vipul Goyal, Bhavana Kanukurthi, Rafail Ostrovsky
Public-Key Cryptography - PKC 2014 - 17th International Conference on Practice and Theory in Public-Key Cryptography, Buenos Aires, Argentina | March 2014
ISBN: 978-3-642-54630-3
Locally Updatable and Locally Decodable Codes
Nishanth Chandran, Bhavana Kanukurthi, Rafail Ostrovsky
Theory of Cryptography - 11th Theory of Cryptography Conference, TCC 2014, San Diego, CA, USA, February 24-26, 2014. Proceedings | March 2014
ISBN: 978-3-642-54241-1
Re-encryption, Functional Re-encryption, and Multi-hop Re-encryption: A Framework for Achieving Obfuscation-Based Security and Instantiations from Lattices
Nishanth Chandran, Melissa Chase, Feng-Hao Liu, Ryo Nishimaki, Keita Xagawa
Public-Key Cryptography - PKC 2014 - 17th International Conference on Practice and Theory in Public-Key Cryptography, Buenos Aires, Argentina, March 26-28, 2014. Proceedings | March 2014
ISBN: 978-3-642-54630-3
Position-Based Quantum Cryptography: Impossibility and Constructions
Harry Buhrman, Nishanth Chandran, Serge Fehr, Ran Gelles, Vipul Goyal, Rafail Ostrovsky, Christian Schaffner
SIAM Journal on Computing | January 2014, Vol 43: pp. 150-178
-
Almost-Everywhere Secure Computation with Edge Corruptions
Nishanth Chandran, Juan A. Garay, Rafail Ostrovsky
Journal of Cryptology | December 2013, pp. 1-24
-
Edge Fault Tolerance on Sparse Networks
Nishanth Chandran, Juan A. Garay, Rafail Ostrovsky
Automata, Languages, and Programming - 39th International Colloquium, ICALP 2012, Warwick, UK, July 9-13, 2012, Proceedings, Part II | July 2012
Automata, Languages, and Programming
ISBN: 978-3-642-31584-8
Functional Re-encryption and Collusion-Resistant Obfuscation
Nishanth Chandran, Melissa Chase, Vinod Vaikuntanathan
Theory of Cryptography Conference (TCC) 2012 | April 2012
Theory of Cryptography Conference (TCC)
-
Position-Based Quantum Cryptography: Impossibility and Constructions
Harry Buhrman, Nishanth Chandran, Serge Fehr, Ran Gelles, Vipul Goyal, Rafail Ostrovsky, Christian Schaffner
Advances in Cryptology - CRYPTO 2011 - 31st Annual Cryptology Conference, Santa Barbara, CA, USA, August 14-18, 2011. Proceedings | August 2011
ISBN: 978-3-642-22791-2
-
Public-Key Encryption with Efficient Amortized Updates
Nishanth Chandran, Rafail Ostrovsky, William E. Skeith III
Proceedings Security and Cryptography for Networks, 7th International Conference, SCN 2010, Amalfi, Italy, September 13-15, 2010. | September 2010
ISBN: 978-3-642-15316-7
Improved Fault Tolerance and Secure Computation on Sparse Networks
Nishanth Chandran, Juan A. Garay, Rafail Ostrovsky
Automata, Languages and Programming, 37th International Colloquium, ICALP 2010, Bordeaux, France, July 6-10, 2010, Proceedings, Part II | July 2010
ISBN: 978-3-642-14161-4
Privacy amplification with asymptotically optimal entropy loss
Nishanth Chandran, Bhavana Kanukurthi, Rafail Ostrovsky, Leonid Reyzin
Proceedings of the 42nd ACM Symposium on Theory of Computing, STOC 2010, Cambridge, Massachusetts, USA, 5-8 June 2010 | June 2010
Proceedings of the 42nd ACM Symposium on Theory of Computing, STOC 2010, Cambridge, Massachusetts, USA, 5-8 June 2010
ISBN: 978-1-4503-0050-6
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Position Based Cryptography
Nishanth Chandran, Vipul Goyal, Ryan Moriarty, Rafail Ostrovsky
Advances in Cryptology - CRYPTO 2009, 29th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 16-20, 2009. Proceedings | August 2009
ISBN: 978-3-642-03355-1
A Secure Cryptographic Token Interface
Christian Cachin, Nishanth Chandran
Proceedings of the 22nd IEEE Computer Security Foundations Symposium, CSF 2009, Port Jefferson, New York, USA, July 8-10, 2009 | July 2009
ISBN: 978-0-7695-3712-2
A Public Key Encryption Scheme Secure against Key Dependent Chosen Plaintext and Adaptive Chosen Ciphertext Attacks
Jan Camenisch, Nishanth Chandran, Victor Shoup
Advances in Cryptology - EUROCRYPT 2009, 28th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Cologne, Germany, April 26-30, 2009. Proceedings | May 2009
Advances in Cryptology - EUROCRYPT 2009, 28th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Cologne, Germany, April 26-30, 2009. Proceedings
ISBN: 978-3-642-01000-2
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Improved algorithms for optimal embeddings
Nishanth Chandran, Ryan Moriarty, Rafail Ostrovsky, Omkant Pandey, Mohammad Ali Safari, Amit Sahai
ACM Transactions on Algorithms | August 2008, Vol 4
New Constructions for UC Secure Computation Using Tamper-Proof Hardware
Nishanth Chandran, Vipul Goyal, Amit Sahai
Advances in Cryptology - EUROCRYPT 2008, 27th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Istanbul, Turkey, April 13-17, 2008. Proceedings | April 2008
ISBN: 978-3-540-78966-6
-
Covert Multi-Party Computation
Nishanth Chandran, Vipul Goyal, Rafail Ostrovsky, Amit Sahai
48th Annual IEEE Symposium on Foundations of Computer Science (FOCS 2007), October 20-23, 2007, Providence, RI, USA, Proceedings | October 2007
48th Annual IEEE Symposium on Foundations of Computer Science (FOCS 2007), October 20-23, 2007, Providence, RI, USA, Proceedings
ISBN: 978-0-7695-3010-9
Ring Signatures of Sub-linear Size Without Random Oracles
Nishanth Chandran, Jens Groth, Amit Sahai
Automata, Languages and Programming, 34th International Colloquium, ICALP 2007, Wroclaw, Poland | July 2007
ISBN: 978-3-540-73419-2
Publications by Research Area
-
Adaptive Security, Erasures, and Network Assumptions in Communication-Local MPC
Nishanth Chandran, Juan Garay, Ankit Kumar Misra, Rafail Ostrovsky, Vassilis Zikas
2024 Theory of Cryptography Conference | September 2024
Securely Training Decision Trees Efficiently
Divyanshu Bhardwaj, Sandhya Saravanan, Nishanth Chandran, Divya Gupta
31st Annual Conference on Computer and Communications Security (ACM CCS 2024) | August 2024
SIGMA: Secure GPT Inference with Function Secret Sharing
Kanav Gupta, Neha Jawalkar, Ananta Mukherjee, Nishanth Chandran, Divya Gupta, Ashish Panwar, Rahul Sharma
Privacy Enhancing technologies Symposium (PETS) 2024 | June 2024
Orca: FSS-based Secure Training and Inference with GPUs
Neha Jawalkar, Kanav Gupta, Arkaprava Basu, Nishanth Chandran, Divya Gupta, Rahul Sharma
2024 IEEE Symposium on Security and Privacy | May 2024
TRUCE: Private Benchmarking to Prevent Contamination and Improve Comparative Evaluation of LLMs
Nishanth Chandran, Sunayana Sitaram, Divya Gupta, Rahul Sharma, Kashish Mittal, Swami Manohar
February 2024
End-to-end Privacy Preserving Training and Inference for Air Pollution Forecasting with Data from Rival Fleets
Gauri Gupta, Krithika Ramesh, Anwesh Bhattacharya, Divya Gupta, Rahul Sharma, Nishanth Chandran, Rijurekha Sen
Privacy Enhancing technologies Symposium (PETS) 2023 | July 2023
SIMC: ML Inference Secure Against Malicious Clients at Semi-Honest Cost
Nishanth Chandran, Divya Gupta, Sai Lakshmi Bhavana Obbattu, Akash Shah
USENIX Security | August 2022
USENIX Security 2022
LLAMA: A Low Latency Math Library for Secure Inference
Kanav Gupta, Deepak Kumaraswamy, Nishanth Chandran, Divya Gupta
PETS 2022 | June 2022
Circuit-PSI with Linear Complexity via Relaxed Batch OPPRF
Nishanth Chandran, Divya Gupta, Akash Shah
22nd Privacy Enhancing Technologies Symposium (PETS 2022) | June 2022
Short Leakage Resilient and Non-malleable Secret Sharing Schemes
Nishanth Chandran, Bhavana Kanukurthi, Sai Lakshmi Bhavana Obbattu, Sruthi Sekar
CRYPTO 2022 | May 2022
Universally Composable Almost-Everywhere Secure Computation
Nishanth Chandran, Pouyan Forghani, Juan Garay, Rutvik Patel, Rafail Ostrovsky, Vassilis Zikas
Information Theoretic Cryptography Conference (ITC 2022) | May 2022
SECFLOAT: Accurate Floating-Point meets Secure 2-Party Computation
Deevashwer Rathee, Anwesh Bhattacharya, Rahul Sharma, Divya Gupta, Nishanth Chandran, Aseem Rastogi
43rd IEEE Symposium on Security and Privacy (IEEE S&P 2022) | May 2022
Secure Featurization and Applications to Secure Phishing Detection
Akash Shah, Nishanth Chandran, Divya Gupta, Mesfin Dema, Arun Gururajan, Huan Yu
CCSW 2021: The ACM Cloud Computing Security Workshop | October 2021
Multi-institution encrypted medical imaging AI validation without data sharing
Arjun Soin, Pratik Bhatu, Rohit Takhar, Nishanth Chandran, Divya Gupta, Javier Alvarez-Valle, Rahul Sharma, Vidur Mahajan, Matthew P Lungren
August 2021
Adaptive Extractors and their Application to Leakage Resilient Secret Sharing
Nishanth Chandran, Bhavana Kanukurthi, Sai Lakshmi Bhavana Obbattu, Sruthi Sekar
CRYPTO | May 2021
Efficient Linear Multiparty PSI and Extensions to Circuit/Quorum PSI
Nishanth Chandran, Nishka Dasgupta, Divya Gupta, Sai Lakshmi Bhavana Obbattu, Sruthi Sekar, Akash Shah
28th Annual Conference on Computer and Communications Security (ACM CCS 2021) | May 2021
SIRNN: A Math Library for Secure RNN Inference
Deevashwer Rathee, Mayank Rathee, Rahul Kranti Kiran Goli, Divya Gupta, Rahul Sharma, Nishanth Chandran, Aseem Rastogi
42nd IEEE Symposium on Security and Privacy (IEEE S&P 2021) | February 2021
Function Secret Sharing for Mixed-Mode and Fixed-Point Secure Computation
Elette Boyle, Nishanth Chandran, Niv Gilboa, Divya Gupta, Yuval Ishai, Nishant Kumar, Mayank Rathee
EUROCRYPT 2021 | January 2021
Secure Medical Image Analysis with CrypTFlow
Javier Alvarez-Valle, Pratik Bhatu, Nishanth Chandran, Divya Gupta, Aditya Nori, Aseem Rastogi, Mayank Rathee, Rahul Sharma, Shubham Ugare
NeurIPS PPML Workshop | December 2020
Blockene: A High Throughput Blockchain Over Mobile Devices
Sambhav Satija, Apurv Mehra, Sudheesh Singanamalla, Karan Grover, Muthian Sivathanu, Nishanth Chandran, Divya Gupta, Satya Lokam
OSDI '2020 | November 2020
Blockene: A High-throughput Blockchain Over Mobile Devices
Sambhav Satija, Apurv Mehra, Sudheesh Singanamalla, Karan Grover, Muthian Sivathanu, Nishanth Chandran, Divya Gupta, Satya Lokam
OSDI 2020 | November 2020
CrypTFlow2: Practical 2-Party Secure Inference
Deevashwer Rathee, Mayank Rathee, Nishant Kumar, Nishanth Chandran, Divya Gupta, Aseem Rastogi, Rahul Sharma
27th Annual Conference on Computer and Communications Security (ACM CCS 2020) | August 2020
CrypTFlow: Secure TensorFlow Inference
Nishant Kumar, Mayank Rathee, Nishanth Chandran, Divya Gupta, Aseem Rastogi, Rahul Sharma
IEEE Symposium on Security and Privacy | May 2020
Universally Composable Secure Two and Multi-party Computation in the Corruptible Tamper-Proof Hardware Token Model
Nishanth Chandran, Wutichai Chongchitmate, Rafail Ostrovsky, Ivan Visconti
CRYPTO 2019 | April 2019
EzPC: Programmable, Efficient, and Scalable Secure Two-Party Computation for Machine Learning
Nishanth Chandran, Divya Gupta, Aseem Rastogi, Rahul Sharma, Shardul Tripathi
IEEE European Symposium on Security and Privacy | February 2019
SecureNN: Efficient and Private Neural Network Training
Sameer Wagh, Divya Gupta, Nishanth Chandran
Privacy Enhancing Technologies Symposium | February 2019
Efficient, Constant-Round and Actively Secure MPC: Beyond the Three-Party Case
Nishanth Chandran, Juan Garay, Payman Mohassel, Satyanarayana Vusirikala
ACM Conference on Computer and Communications Security 2017 | August 2017
HOP: Hardware makes Obfuscation Practical
Kartik Nayak, Christopher W Fletcher, Ling Ren, Nishanth Chandran, Satya Lokam, Elaine Shi, Vipul Goyal
NDSS 2017 - 24th Annual Network and Distributed System Security Symposium | February 2017
Hierarchical Functional Encryption
Zvika Brakerski, Nishanth Chandran, Aayush Jain, Vipul Goyal, Amit Sahai, Gil Segev
ITCS 2017 | January 2017
Big Data Analytics over Encrypted Datasets with Seabed
Antonis Papadimitriou, Ranjita Bhagwan, Nishanth Chandran, Ramachandran Ramjee, Andreas Haeberlen, Harmeet Singh , Abhishek Modi, Saikrishna Badrinarayanan
2016 USENIX OSDI | November 2016
Block-wise Non-Malleable Codes
Nishanth Chandran, Vipul Goyal, Pratyay Mukherjee, Omkant Pandey, Jalaj Upadhyay
ICALP 2016 | June 2016
Reducing Depth in Constrained PRFs: From Bit-Fixing to NC
Nishanth Chandran, Srinivasan Raghuraman, Dhinakaran Vinayagamurthy
Public Key Cryptography (PKC) 2016 | March 2016
Information-theoretic Local Non-malleable Codes and their Applications
Nishanth Chandran, Bhavana Kanukurthi, Srinivasan Raghuraman
Theory of Cryptography Conference (TCC) 2016-A | January 2016
The Hidden Graph Model: Communication Locality and Optimal Resiliency with Adaptive Faults
Nishanth Chandran, Wutichai Chongchitmate, Juan A. Garay, Shafi Goldwasser, Rafail Ostrovsky, Vassilis Zikas
Proceedings of the 2015 Conference on Innovations in Theoretical Computer Science, ITCS 2015, Rehovot, Israel, January 11-13, 2015 | January 2015
ISBN: 978-1-4503-3333-7
Privacy amplification with asymptotically optimal entropy loss
Nishanth Chandran, Bhavana Kanukurthi, Rafail Ostrovsky, Leonid Reyzin
Journal of ACM | August 2014, Vol 61: pp. 29
Constrained Pseudorandom Functions: Verifiable and Delegatable
Nishanth Chandran, Srinivasan Raghuraman, Dhinakaran Vinayagamurthy
IACR Cryptology ePrint Archive | July 2014, Vol 2014: pp. 522
Achieving Privacy in Verifiable Computation with Multiple Servers – Without FHE and without Pre-processing
Prabhanjan Ananth, Nishanth Chandran, Vipul Goyal, Bhavana Kanukurthi, Rafail Ostrovsky
Public-Key Cryptography - PKC 2014 - 17th International Conference on Practice and Theory in Public-Key Cryptography, Buenos Aires, Argentina | March 2014
ISBN: 978-3-642-54630-3
Locally Updatable and Locally Decodable Codes
Nishanth Chandran, Bhavana Kanukurthi, Rafail Ostrovsky
Theory of Cryptography - 11th Theory of Cryptography Conference, TCC 2014, San Diego, CA, USA, February 24-26, 2014. Proceedings | March 2014
ISBN: 978-3-642-54241-1
Re-encryption, Functional Re-encryption, and Multi-hop Re-encryption: A Framework for Achieving Obfuscation-Based Security and Instantiations from Lattices
Nishanth Chandran, Melissa Chase, Feng-Hao Liu, Ryo Nishimaki, Keita Xagawa
Public-Key Cryptography - PKC 2014 - 17th International Conference on Practice and Theory in Public-Key Cryptography, Buenos Aires, Argentina, March 26-28, 2014. Proceedings | March 2014
ISBN: 978-3-642-54630-3
Position-Based Quantum Cryptography: Impossibility and Constructions
Harry Buhrman, Nishanth Chandran, Serge Fehr, Ran Gelles, Vipul Goyal, Rafail Ostrovsky, Christian Schaffner
SIAM Journal on Computing | January 2014, Vol 43: pp. 150-178
Almost-Everywhere Secure Computation with Edge Corruptions
Nishanth Chandran, Juan A. Garay, Rafail Ostrovsky
Journal of Cryptology | December 2013, pp. 1-24
Edge Fault Tolerance on Sparse Networks
Nishanth Chandran, Juan A. Garay, Rafail Ostrovsky
Automata, Languages, and Programming - 39th International Colloquium, ICALP 2012, Warwick, UK, July 9-13, 2012, Proceedings, Part II | July 2012
Automata, Languages, and Programming
ISBN: 978-3-642-31584-8
Functional Re-encryption and Collusion-Resistant Obfuscation
Nishanth Chandran, Melissa Chase, Vinod Vaikuntanathan
Theory of Cryptography Conference (TCC) 2012 | April 2012
Theory of Cryptography Conference (TCC)
Position-Based Quantum Cryptography: Impossibility and Constructions
Harry Buhrman, Nishanth Chandran, Serge Fehr, Ran Gelles, Vipul Goyal, Rafail Ostrovsky, Christian Schaffner
Advances in Cryptology - CRYPTO 2011 - 31st Annual Cryptology Conference, Santa Barbara, CA, USA, August 14-18, 2011. Proceedings | August 2011
ISBN: 978-3-642-22791-2
Public-Key Encryption with Efficient Amortized Updates
Nishanth Chandran, Rafail Ostrovsky, William E. Skeith III
Proceedings Security and Cryptography for Networks, 7th International Conference, SCN 2010, Amalfi, Italy, September 13-15, 2010. | September 2010
ISBN: 978-3-642-15316-7
Improved Fault Tolerance and Secure Computation on Sparse Networks
Nishanth Chandran, Juan A. Garay, Rafail Ostrovsky
Automata, Languages and Programming, 37th International Colloquium, ICALP 2010, Bordeaux, France, July 6-10, 2010, Proceedings, Part II | July 2010
ISBN: 978-3-642-14161-4
Privacy amplification with asymptotically optimal entropy loss
Nishanth Chandran, Bhavana Kanukurthi, Rafail Ostrovsky, Leonid Reyzin
Proceedings of the 42nd ACM Symposium on Theory of Computing, STOC 2010, Cambridge, Massachusetts, USA, 5-8 June 2010 | June 2010
Proceedings of the 42nd ACM Symposium on Theory of Computing, STOC 2010, Cambridge, Massachusetts, USA, 5-8 June 2010
ISBN: 978-1-4503-0050-6
Position Based Cryptography
Nishanth Chandran, Vipul Goyal, Ryan Moriarty, Rafail Ostrovsky
Advances in Cryptology - CRYPTO 2009, 29th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 16-20, 2009. Proceedings | August 2009
ISBN: 978-3-642-03355-1
A Secure Cryptographic Token Interface
Christian Cachin, Nishanth Chandran
Proceedings of the 22nd IEEE Computer Security Foundations Symposium, CSF 2009, Port Jefferson, New York, USA, July 8-10, 2009 | July 2009
ISBN: 978-0-7695-3712-2
A Public Key Encryption Scheme Secure against Key Dependent Chosen Plaintext and Adaptive Chosen Ciphertext Attacks
Jan Camenisch, Nishanth Chandran, Victor Shoup
Advances in Cryptology - EUROCRYPT 2009, 28th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Cologne, Germany, April 26-30, 2009. Proceedings | May 2009
Advances in Cryptology - EUROCRYPT 2009, 28th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Cologne, Germany, April 26-30, 2009. Proceedings
ISBN: 978-3-642-01000-2
New Constructions for UC Secure Computation Using Tamper-Proof Hardware
Nishanth Chandran, Vipul Goyal, Amit Sahai
Advances in Cryptology - EUROCRYPT 2008, 27th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Istanbul, Turkey, April 13-17, 2008. Proceedings | April 2008
ISBN: 978-3-540-78966-6
Covert Multi-Party Computation
Nishanth Chandran, Vipul Goyal, Rafail Ostrovsky, Amit Sahai
48th Annual IEEE Symposium on Foundations of Computer Science (FOCS 2007), October 20-23, 2007, Providence, RI, USA, Proceedings | October 2007
48th Annual IEEE Symposium on Foundations of Computer Science (FOCS 2007), October 20-23, 2007, Providence, RI, USA, Proceedings
ISBN: 978-0-7695-3010-9
Ring Signatures of Sub-linear Size Without Random Oracles
Nishanth Chandran, Jens Groth, Amit Sahai
Automata, Languages and Programming, 34th International Colloquium, ICALP 2007, Wroclaw, Poland | July 2007
ISBN: 978-3-540-73419-2
-
Secure Medical Image Analysis with CrypTFlow
Javier Alvarez-Valle, Pratik Bhatu, Nishanth Chandran, Divya Gupta, Aditya Nori, Aseem Rastogi, Mayank Rathee, Rahul Sharma, Shubham Ugare
NeurIPS PPML Workshop | December 2020
-
Secure Medical Image Analysis with CrypTFlow
Javier Alvarez-Valle, Pratik Bhatu, Nishanth Chandran, Divya Gupta, Aditya Nori, Aseem Rastogi, Mayank Rathee, Rahul Sharma, Shubham Ugare
NeurIPS PPML Workshop | December 2020
-
Secure Medical Image Analysis with CrypTFlow
Javier Alvarez-Valle, Pratik Bhatu, Nishanth Chandran, Divya Gupta, Aditya Nori, Aseem Rastogi, Mayank Rathee, Rahul Sharma, Shubham Ugare
NeurIPS PPML Workshop | December 2020
EzPC: Programmable, Efficient, and Scalable Secure Two-Party Computation for Machine Learning
Nishanth Chandran, Divya Gupta, Aseem Rastogi, Rahul Sharma, Shardul Tripathi
IEEE European Symposium on Security and Privacy | February 2019
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Blockene: A High Throughput Blockchain Over Mobile Devices
Sambhav Satija, Apurv Mehra, Sudheesh Singanamalla, Karan Grover, Muthian Sivathanu, Nishanth Chandran, Divya Gupta, Satya Lokam
OSDI '2020 | November 2020
Blockene: A High-throughput Blockchain Over Mobile Devices
Sambhav Satija, Apurv Mehra, Sudheesh Singanamalla, Karan Grover, Muthian Sivathanu, Nishanth Chandran, Divya Gupta, Satya Lokam
OSDI 2020 | November 2020
Big Data Analytics over Encrypted Datasets with Seabed
Antonis Papadimitriou, Ranjita Bhagwan, Nishanth Chandran, Ramachandran Ramjee, Andreas Haeberlen, Harmeet Singh , Abhishek Modi, Saikrishna Badrinarayanan
2016 USENIX OSDI | November 2016
-
Block-wise Non-Malleable Codes
Nishanth Chandran, Vipul Goyal, Pratyay Mukherjee, Omkant Pandey, Jalaj Upadhyay
ICALP 2016 | June 2016
Reducing Depth in Constrained PRFs: From Bit-Fixing to NC
Nishanth Chandran, Srinivasan Raghuraman, Dhinakaran Vinayagamurthy
Public Key Cryptography (PKC) 2016 | March 2016
Information-theoretic Local Non-malleable Codes and their Applications
Nishanth Chandran, Bhavana Kanukurthi, Srinivasan Raghuraman
Theory of Cryptography Conference (TCC) 2016-A | January 2016
The Hidden Graph Model: Communication Locality and Optimal Resiliency with Adaptive Faults
Nishanth Chandran, Wutichai Chongchitmate, Juan A. Garay, Shafi Goldwasser, Rafail Ostrovsky, Vassilis Zikas
Proceedings of the 2015 Conference on Innovations in Theoretical Computer Science, ITCS 2015, Rehovot, Israel, January 11-13, 2015 | January 2015
ISBN: 978-1-4503-3333-7
Balancing Output Length and Query Bound in Hardness Preserving Constructions of Pseudorandom Functions
Nishanth Chandran, Sanjam Garg
Progress in Cryptology - INDOCRYPT 2014 - 15th International Conference on Cryptology in India, New Delhi, India, December 14-17, 2014, Proceedings | December 2014
ISBN: 978-3-319-13038-5
Privacy amplification with asymptotically optimal entropy loss
Nishanth Chandran, Bhavana Kanukurthi, Rafail Ostrovsky, Leonid Reyzin
Journal of ACM | August 2014, Vol 61: pp. 29
Constrained Pseudorandom Functions: Verifiable and Delegatable
Nishanth Chandran, Srinivasan Raghuraman, Dhinakaran Vinayagamurthy
IACR Cryptology ePrint Archive | July 2014, Vol 2014: pp. 522
Achieving Privacy in Verifiable Computation with Multiple Servers – Without FHE and without Pre-processing
Prabhanjan Ananth, Nishanth Chandran, Vipul Goyal, Bhavana Kanukurthi, Rafail Ostrovsky
Public-Key Cryptography - PKC 2014 - 17th International Conference on Practice and Theory in Public-Key Cryptography, Buenos Aires, Argentina | March 2014
ISBN: 978-3-642-54630-3
Locally Updatable and Locally Decodable Codes
Nishanth Chandran, Bhavana Kanukurthi, Rafail Ostrovsky
Theory of Cryptography - 11th Theory of Cryptography Conference, TCC 2014, San Diego, CA, USA, February 24-26, 2014. Proceedings | March 2014
ISBN: 978-3-642-54241-1
Re-encryption, Functional Re-encryption, and Multi-hop Re-encryption: A Framework for Achieving Obfuscation-Based Security and Instantiations from Lattices
Nishanth Chandran, Melissa Chase, Feng-Hao Liu, Ryo Nishimaki, Keita Xagawa
Public-Key Cryptography - PKC 2014 - 17th International Conference on Practice and Theory in Public-Key Cryptography, Buenos Aires, Argentina, March 26-28, 2014. Proceedings | March 2014
ISBN: 978-3-642-54630-3
Position-Based Quantum Cryptography: Impossibility and Constructions
Harry Buhrman, Nishanth Chandran, Serge Fehr, Ran Gelles, Vipul Goyal, Rafail Ostrovsky, Christian Schaffner
SIAM Journal on Computing | January 2014, Vol 43: pp. 150-178
Almost-Everywhere Secure Computation with Edge Corruptions
Nishanth Chandran, Juan A. Garay, Rafail Ostrovsky
Journal of Cryptology | December 2013, pp. 1-24
Edge Fault Tolerance on Sparse Networks
Nishanth Chandran, Juan A. Garay, Rafail Ostrovsky
Automata, Languages, and Programming - 39th International Colloquium, ICALP 2012, Warwick, UK, July 9-13, 2012, Proceedings, Part II | July 2012
Automata, Languages, and Programming
ISBN: 978-3-642-31584-8
Position-Based Quantum Cryptography: Impossibility and Constructions
Harry Buhrman, Nishanth Chandran, Serge Fehr, Ran Gelles, Vipul Goyal, Rafail Ostrovsky, Christian Schaffner
Advances in Cryptology - CRYPTO 2011 - 31st Annual Cryptology Conference, Santa Barbara, CA, USA, August 14-18, 2011. Proceedings | August 2011
ISBN: 978-3-642-22791-2
Public-Key Encryption with Efficient Amortized Updates
Nishanth Chandran, Rafail Ostrovsky, William E. Skeith III
Proceedings Security and Cryptography for Networks, 7th International Conference, SCN 2010, Amalfi, Italy, September 13-15, 2010. | September 2010
ISBN: 978-3-642-15316-7
Improved Fault Tolerance and Secure Computation on Sparse Networks
Nishanth Chandran, Juan A. Garay, Rafail Ostrovsky
Automata, Languages and Programming, 37th International Colloquium, ICALP 2010, Bordeaux, France, July 6-10, 2010, Proceedings, Part II | July 2010
ISBN: 978-3-642-14161-4
Privacy amplification with asymptotically optimal entropy loss
Nishanth Chandran, Bhavana Kanukurthi, Rafail Ostrovsky, Leonid Reyzin
Proceedings of the 42nd ACM Symposium on Theory of Computing, STOC 2010, Cambridge, Massachusetts, USA, 5-8 June 2010 | June 2010
Proceedings of the 42nd ACM Symposium on Theory of Computing, STOC 2010, Cambridge, Massachusetts, USA, 5-8 June 2010
ISBN: 978-1-4503-0050-6
Position Based Cryptography
Nishanth Chandran, Vipul Goyal, Ryan Moriarty, Rafail Ostrovsky
Advances in Cryptology - CRYPTO 2009, 29th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 16-20, 2009. Proceedings | August 2009
ISBN: 978-3-642-03355-1
A Secure Cryptographic Token Interface
Christian Cachin, Nishanth Chandran
Proceedings of the 22nd IEEE Computer Security Foundations Symposium, CSF 2009, Port Jefferson, New York, USA, July 8-10, 2009 | July 2009
ISBN: 978-0-7695-3712-2
A Public Key Encryption Scheme Secure against Key Dependent Chosen Plaintext and Adaptive Chosen Ciphertext Attacks
Jan Camenisch, Nishanth Chandran, Victor Shoup
Advances in Cryptology - EUROCRYPT 2009, 28th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Cologne, Germany, April 26-30, 2009. Proceedings | May 2009
Advances in Cryptology - EUROCRYPT 2009, 28th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Cologne, Germany, April 26-30, 2009. Proceedings
ISBN: 978-3-642-01000-2
Improved algorithms for optimal embeddings
Nishanth Chandran, Ryan Moriarty, Rafail Ostrovsky, Omkant Pandey, Mohammad Ali Safari, Amit Sahai
ACM Transactions on Algorithms | August 2008, Vol 4
New Constructions for UC Secure Computation Using Tamper-Proof Hardware
Nishanth Chandran, Vipul Goyal, Amit Sahai
Advances in Cryptology - EUROCRYPT 2008, 27th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Istanbul, Turkey, April 13-17, 2008. Proceedings | April 2008
ISBN: 978-3-540-78966-6
Covert Multi-Party Computation
Nishanth Chandran, Vipul Goyal, Rafail Ostrovsky, Amit Sahai
48th Annual IEEE Symposium on Foundations of Computer Science (FOCS 2007), October 20-23, 2007, Providence, RI, USA, Proceedings | October 2007
48th Annual IEEE Symposium on Foundations of Computer Science (FOCS 2007), October 20-23, 2007, Providence, RI, USA, Proceedings
ISBN: 978-0-7695-3010-9
Ring Signatures of Sub-linear Size Without Random Oracles
Nishanth Chandran, Jens Groth, Amit Sahai
Automata, Languages and Programming, 34th International Colloquium, ICALP 2007, Wroclaw, Poland | July 2007
ISBN: 978-3-540-73419-2
-
Position-Based Quantum Cryptography: Impossibility and Constructions
Harry Buhrman, Nishanth Chandran, Serge Fehr, Ran Gelles, Vipul Goyal, Rafail Ostrovsky, Christian Schaffner
SIAM Journal on Computing | January 2014, Vol 43: pp. 150-178
Position-Based Quantum Cryptography: Impossibility and Constructions
Harry Buhrman, Nishanth Chandran, Serge Fehr, Ran Gelles, Vipul Goyal, Rafail Ostrovsky, Christian Schaffner
Advances in Cryptology - CRYPTO 2011 - 31st Annual Cryptology Conference, Santa Barbara, CA, USA, August 14-18, 2011. Proceedings | August 2011
ISBN: 978-3-642-22791-2
Publications by Type
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Adaptive Security, Erasures, and Network Assumptions in Communication-Local MPC
Nishanth Chandran, Juan Garay, Ankit Kumar Misra, Rafail Ostrovsky, Vassilis Zikas
2024 Theory of Cryptography Conference | September 2024
Securely Training Decision Trees Efficiently
Divyanshu Bhardwaj, Sandhya Saravanan, Nishanth Chandran, Divya Gupta
31st Annual Conference on Computer and Communications Security (ACM CCS 2024) | August 2024
SIGMA: Secure GPT Inference with Function Secret Sharing
Kanav Gupta, Neha Jawalkar, Ananta Mukherjee, Nishanth Chandran, Divya Gupta, Ashish Panwar, Rahul Sharma
Privacy Enhancing technologies Symposium (PETS) 2024 | June 2024
Orca: FSS-based Secure Training and Inference with GPUs
Neha Jawalkar, Kanav Gupta, Arkaprava Basu, Nishanth Chandran, Divya Gupta, Rahul Sharma
2024 IEEE Symposium on Security and Privacy | May 2024
End-to-end Privacy Preserving Training and Inference for Air Pollution Forecasting with Data from Rival Fleets
Gauri Gupta, Krithika Ramesh, Anwesh Bhattacharya, Divya Gupta, Rahul Sharma, Nishanth Chandran, Rijurekha Sen
Privacy Enhancing technologies Symposium (PETS) 2023 | July 2023
SIMC: ML Inference Secure Against Malicious Clients at Semi-Honest Cost
Nishanth Chandran, Divya Gupta, Sai Lakshmi Bhavana Obbattu, Akash Shah
USENIX Security | August 2022
USENIX Security 2022
LLAMA: A Low Latency Math Library for Secure Inference
Kanav Gupta, Deepak Kumaraswamy, Nishanth Chandran, Divya Gupta
PETS 2022 | June 2022
Circuit-PSI with Linear Complexity via Relaxed Batch OPPRF
Nishanth Chandran, Divya Gupta, Akash Shah
22nd Privacy Enhancing Technologies Symposium (PETS 2022) | June 2022
Short Leakage Resilient and Non-malleable Secret Sharing Schemes
Nishanth Chandran, Bhavana Kanukurthi, Sai Lakshmi Bhavana Obbattu, Sruthi Sekar
CRYPTO 2022 | May 2022
Universally Composable Almost-Everywhere Secure Computation
Nishanth Chandran, Pouyan Forghani, Juan Garay, Rutvik Patel, Rafail Ostrovsky, Vassilis Zikas
Information Theoretic Cryptography Conference (ITC 2022) | May 2022
SECFLOAT: Accurate Floating-Point meets Secure 2-Party Computation
Deevashwer Rathee, Anwesh Bhattacharya, Rahul Sharma, Divya Gupta, Nishanth Chandran, Aseem Rastogi
43rd IEEE Symposium on Security and Privacy (IEEE S&P 2022) | May 2022
Secure Featurization and Applications to Secure Phishing Detection
Akash Shah, Nishanth Chandran, Divya Gupta, Mesfin Dema, Arun Gururajan, Huan Yu
CCSW 2021: The ACM Cloud Computing Security Workshop | October 2021
Adaptive Extractors and their Application to Leakage Resilient Secret Sharing
Nishanth Chandran, Bhavana Kanukurthi, Sai Lakshmi Bhavana Obbattu, Sruthi Sekar
CRYPTO | May 2021
Efficient Linear Multiparty PSI and Extensions to Circuit/Quorum PSI
Nishanth Chandran, Nishka Dasgupta, Divya Gupta, Sai Lakshmi Bhavana Obbattu, Sruthi Sekar, Akash Shah
28th Annual Conference on Computer and Communications Security (ACM CCS 2021) | May 2021
SIRNN: A Math Library for Secure RNN Inference
Deevashwer Rathee, Mayank Rathee, Rahul Kranti Kiran Goli, Divya Gupta, Rahul Sharma, Nishanth Chandran, Aseem Rastogi
42nd IEEE Symposium on Security and Privacy (IEEE S&P 2021) | February 2021
Function Secret Sharing for Mixed-Mode and Fixed-Point Secure Computation
Elette Boyle, Nishanth Chandran, Niv Gilboa, Divya Gupta, Yuval Ishai, Nishant Kumar, Mayank Rathee
EUROCRYPT 2021 | January 2021
Secure Medical Image Analysis with CrypTFlow
Javier Alvarez-Valle, Pratik Bhatu, Nishanth Chandran, Divya Gupta, Aditya Nori, Aseem Rastogi, Mayank Rathee, Rahul Sharma, Shubham Ugare
NeurIPS PPML Workshop | December 2020
Blockene: A High Throughput Blockchain Over Mobile Devices
Sambhav Satija, Apurv Mehra, Sudheesh Singanamalla, Karan Grover, Muthian Sivathanu, Nishanth Chandran, Divya Gupta, Satya Lokam
OSDI '2020 | November 2020
Blockene: A High-throughput Blockchain Over Mobile Devices
Sambhav Satija, Apurv Mehra, Sudheesh Singanamalla, Karan Grover, Muthian Sivathanu, Nishanth Chandran, Divya Gupta, Satya Lokam
OSDI 2020 | November 2020
CrypTFlow2: Practical 2-Party Secure Inference
Deevashwer Rathee, Mayank Rathee, Nishant Kumar, Nishanth Chandran, Divya Gupta, Aseem Rastogi, Rahul Sharma
27th Annual Conference on Computer and Communications Security (ACM CCS 2020) | August 2020
CrypTFlow: Secure TensorFlow Inference
Nishant Kumar, Mayank Rathee, Nishanth Chandran, Divya Gupta, Aseem Rastogi, Rahul Sharma
IEEE Symposium on Security and Privacy | May 2020
Universally Composable Secure Two and Multi-party Computation in the Corruptible Tamper-Proof Hardware Token Model
Nishanth Chandran, Wutichai Chongchitmate, Rafail Ostrovsky, Ivan Visconti
CRYPTO 2019 | April 2019
EzPC: Programmable, Efficient, and Scalable Secure Two-Party Computation for Machine Learning
Nishanth Chandran, Divya Gupta, Aseem Rastogi, Rahul Sharma, Shardul Tripathi
IEEE European Symposium on Security and Privacy | February 2019
SecureNN: Efficient and Private Neural Network Training
Sameer Wagh, Divya Gupta, Nishanth Chandran
Privacy Enhancing Technologies Symposium | February 2019
Efficient, Constant-Round and Actively Secure MPC: Beyond the Three-Party Case
Nishanth Chandran, Juan Garay, Payman Mohassel, Satyanarayana Vusirikala
ACM Conference on Computer and Communications Security 2017 | August 2017
HOP: Hardware makes Obfuscation Practical
Kartik Nayak, Christopher W Fletcher, Ling Ren, Nishanth Chandran, Satya Lokam, Elaine Shi, Vipul Goyal
NDSS 2017 - 24th Annual Network and Distributed System Security Symposium | February 2017
Hierarchical Functional Encryption
Zvika Brakerski, Nishanth Chandran, Aayush Jain, Vipul Goyal, Amit Sahai, Gil Segev
ITCS 2017 | January 2017
Big Data Analytics over Encrypted Datasets with Seabed
Antonis Papadimitriou, Ranjita Bhagwan, Nishanth Chandran, Ramachandran Ramjee, Andreas Haeberlen, Harmeet Singh , Abhishek Modi, Saikrishna Badrinarayanan
2016 USENIX OSDI | November 2016
Block-wise Non-Malleable Codes
Nishanth Chandran, Vipul Goyal, Pratyay Mukherjee, Omkant Pandey, Jalaj Upadhyay
ICALP 2016 | June 2016
Reducing Depth in Constrained PRFs: From Bit-Fixing to NC
Nishanth Chandran, Srinivasan Raghuraman, Dhinakaran Vinayagamurthy
Public Key Cryptography (PKC) 2016 | March 2016
Information-theoretic Local Non-malleable Codes and their Applications
Nishanth Chandran, Bhavana Kanukurthi, Srinivasan Raghuraman
Theory of Cryptography Conference (TCC) 2016-A | January 2016
The Hidden Graph Model: Communication Locality and Optimal Resiliency with Adaptive Faults
Nishanth Chandran, Wutichai Chongchitmate, Juan A. Garay, Shafi Goldwasser, Rafail Ostrovsky, Vassilis Zikas
Proceedings of the 2015 Conference on Innovations in Theoretical Computer Science, ITCS 2015, Rehovot, Israel, January 11-13, 2015 | January 2015
ISBN: 978-1-4503-3333-7
Balancing Output Length and Query Bound in Hardness Preserving Constructions of Pseudorandom Functions
Nishanth Chandran, Sanjam Garg
Progress in Cryptology - INDOCRYPT 2014 - 15th International Conference on Cryptology in India, New Delhi, India, December 14-17, 2014, Proceedings | December 2014
ISBN: 978-3-319-13038-5
Achieving Privacy in Verifiable Computation with Multiple Servers – Without FHE and without Pre-processing
Prabhanjan Ananth, Nishanth Chandran, Vipul Goyal, Bhavana Kanukurthi, Rafail Ostrovsky
Public-Key Cryptography - PKC 2014 - 17th International Conference on Practice and Theory in Public-Key Cryptography, Buenos Aires, Argentina | March 2014
ISBN: 978-3-642-54630-3
Locally Updatable and Locally Decodable Codes
Nishanth Chandran, Bhavana Kanukurthi, Rafail Ostrovsky
Theory of Cryptography - 11th Theory of Cryptography Conference, TCC 2014, San Diego, CA, USA, February 24-26, 2014. Proceedings | March 2014
ISBN: 978-3-642-54241-1
Re-encryption, Functional Re-encryption, and Multi-hop Re-encryption: A Framework for Achieving Obfuscation-Based Security and Instantiations from Lattices
Nishanth Chandran, Melissa Chase, Feng-Hao Liu, Ryo Nishimaki, Keita Xagawa
Public-Key Cryptography - PKC 2014 - 17th International Conference on Practice and Theory in Public-Key Cryptography, Buenos Aires, Argentina, March 26-28, 2014. Proceedings | March 2014
ISBN: 978-3-642-54630-3
Edge Fault Tolerance on Sparse Networks
Nishanth Chandran, Juan A. Garay, Rafail Ostrovsky
Automata, Languages, and Programming - 39th International Colloquium, ICALP 2012, Warwick, UK, July 9-13, 2012, Proceedings, Part II | July 2012
Automata, Languages, and Programming
ISBN: 978-3-642-31584-8
Functional Re-encryption and Collusion-Resistant Obfuscation
Nishanth Chandran, Melissa Chase, Vinod Vaikuntanathan
Theory of Cryptography Conference (TCC) 2012 | April 2012
Theory of Cryptography Conference (TCC)
Position-Based Quantum Cryptography: Impossibility and Constructions
Harry Buhrman, Nishanth Chandran, Serge Fehr, Ran Gelles, Vipul Goyal, Rafail Ostrovsky, Christian Schaffner
Advances in Cryptology - CRYPTO 2011 - 31st Annual Cryptology Conference, Santa Barbara, CA, USA, August 14-18, 2011. Proceedings | August 2011
ISBN: 978-3-642-22791-2
Public-Key Encryption with Efficient Amortized Updates
Nishanth Chandran, Rafail Ostrovsky, William E. Skeith III
Proceedings Security and Cryptography for Networks, 7th International Conference, SCN 2010, Amalfi, Italy, September 13-15, 2010. | September 2010
ISBN: 978-3-642-15316-7
Improved Fault Tolerance and Secure Computation on Sparse Networks
Nishanth Chandran, Juan A. Garay, Rafail Ostrovsky
Automata, Languages and Programming, 37th International Colloquium, ICALP 2010, Bordeaux, France, July 6-10, 2010, Proceedings, Part II | July 2010
ISBN: 978-3-642-14161-4
Privacy amplification with asymptotically optimal entropy loss
Nishanth Chandran, Bhavana Kanukurthi, Rafail Ostrovsky, Leonid Reyzin
Proceedings of the 42nd ACM Symposium on Theory of Computing, STOC 2010, Cambridge, Massachusetts, USA, 5-8 June 2010 | June 2010
Proceedings of the 42nd ACM Symposium on Theory of Computing, STOC 2010, Cambridge, Massachusetts, USA, 5-8 June 2010
ISBN: 978-1-4503-0050-6
Position Based Cryptography
Nishanth Chandran, Vipul Goyal, Ryan Moriarty, Rafail Ostrovsky
Advances in Cryptology - CRYPTO 2009, 29th Annual International Cryptology Conference, Santa Barbara, CA, USA, August 16-20, 2009. Proceedings | August 2009
ISBN: 978-3-642-03355-1
A Secure Cryptographic Token Interface
Christian Cachin, Nishanth Chandran
Proceedings of the 22nd IEEE Computer Security Foundations Symposium, CSF 2009, Port Jefferson, New York, USA, July 8-10, 2009 | July 2009
ISBN: 978-0-7695-3712-2
A Public Key Encryption Scheme Secure against Key Dependent Chosen Plaintext and Adaptive Chosen Ciphertext Attacks
Jan Camenisch, Nishanth Chandran, Victor Shoup
Advances in Cryptology - EUROCRYPT 2009, 28th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Cologne, Germany, April 26-30, 2009. Proceedings | May 2009
Advances in Cryptology - EUROCRYPT 2009, 28th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Cologne, Germany, April 26-30, 2009. Proceedings
ISBN: 978-3-642-01000-2
New Constructions for UC Secure Computation Using Tamper-Proof Hardware
Nishanth Chandran, Vipul Goyal, Amit Sahai
Advances in Cryptology - EUROCRYPT 2008, 27th Annual International Conference on the Theory and Applications of Cryptographic Techniques, Istanbul, Turkey, April 13-17, 2008. Proceedings | April 2008
ISBN: 978-3-540-78966-6
Covert Multi-Party Computation
Nishanth Chandran, Vipul Goyal, Rafail Ostrovsky, Amit Sahai
48th Annual IEEE Symposium on Foundations of Computer Science (FOCS 2007), October 20-23, 2007, Providence, RI, USA, Proceedings | October 2007
48th Annual IEEE Symposium on Foundations of Computer Science (FOCS 2007), October 20-23, 2007, Providence, RI, USA, Proceedings
ISBN: 978-0-7695-3010-9
Ring Signatures of Sub-linear Size Without Random Oracles
Nishanth Chandran, Jens Groth, Amit Sahai
Automata, Languages and Programming, 34th International Colloquium, ICALP 2007, Wroclaw, Poland | July 2007
ISBN: 978-3-540-73419-2
-
TRUCE: Private Benchmarking to Prevent Contamination and Improve Comparative Evaluation of LLMs
Nishanth Chandran, Sunayana Sitaram, Divya Gupta, Rahul Sharma, Kashish Mittal, Swami Manohar
February 2024
Multi-institution encrypted medical imaging AI validation without data sharing
Arjun Soin, Pratik Bhatu, Rohit Takhar, Nishanth Chandran, Divya Gupta, Javier Alvarez-Valle, Rahul Sharma, Vidur Mahajan, Matthew P Lungren
August 2021
-
Privacy amplification with asymptotically optimal entropy loss
Nishanth Chandran, Bhavana Kanukurthi, Rafail Ostrovsky, Leonid Reyzin
Journal of ACM | August 2014, Vol 61: pp. 29
Constrained Pseudorandom Functions: Verifiable and Delegatable
Nishanth Chandran, Srinivasan Raghuraman, Dhinakaran Vinayagamurthy
IACR Cryptology ePrint Archive | July 2014, Vol 2014: pp. 522
Position-Based Quantum Cryptography: Impossibility and Constructions
Harry Buhrman, Nishanth Chandran, Serge Fehr, Ran Gelles, Vipul Goyal, Rafail Ostrovsky, Christian Schaffner
SIAM Journal on Computing | January 2014, Vol 43: pp. 150-178
Almost-Everywhere Secure Computation with Edge Corruptions
Nishanth Chandran, Juan A. Garay, Rafail Ostrovsky
Journal of Cryptology | December 2013, pp. 1-24
Improved algorithms for optimal embeddings
Nishanth Chandran, Ryan Moriarty, Rafail Ostrovsky, Omkant Pandey, Mohammad Ali Safari, Amit Sahai
ACM Transactions on Algorithms | August 2008, Vol 4