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Teaching
See past teaching here.
Group
Publications
- Rohit Chatterjee, Xiao Liang, Omkant Pandey, Takashi Yamakawa
The Round Complexity of Black-Box Post-Quantum Secure Computation
CRYPTO 2025
- Xiao Liang, Omkant Pandey, Yuhao Tang, Takashi Yamakawa
Almost-Total Puzzles and Their Applications
ASIACRYPT 2025
- Vipul Goyal, Xiao Liang, Omkant Pandey, Yuhao Tang, Takashi Yamakawa
Round-Efficient Composable Two-Party Quantum Computation
ASIACRYPT 2025
- Xiao Liang, Omkant Pandey, Takashi Yamakawa
A New Approach to Post-Quantum Non-Malleability
FOCS 2023
- Sanjam Garg, Mohammad Hajiabadi, Abhishek Jain, Zhengzhong Jin, Omkant Pandey, Sina Shiehian
Credibility in Private Set Membership
PKC 2023
- Allen Kim, Xiao Liang, Omkant Pandey
A New Approach to Efficient Non-Malleable Zero-Knowledge
CRYPTO 2022
- Xiao Liang, Omkant Pandey
Towards a Unified Approach to Black-Box Constructions of Zero-Knowledge Proofs
CRYPTO 2021
- Rohit Chatterjee, Sanjam Garg, Mohammad Hajiabadi, Dakshita Khurana, Xiao Liang, Giulio Malavolta, Omkant Pandey, Sina Shiehian
Compact Ring Signatures from Learning With Errors
CRYPTO 2021
- Rohit Chatterjee, Xiao Liang, Omkant Pandey
Improved Black-Box Constructions of Composable Secure Computation
ICALP 2020
- Anand Aiyer, Xiao Liang, Nilu Nalini, Omkant Pandey
Random Walks and Concurrent Zero Knowledge
ACNS 2020
- Sanjam Garg, Xiao Liang, Omkant Pandey, Ivan Visconti
Black-Box Constructions of Bounded-Concurrent Secure Computation
SCN 2020
- Qian Zhou, Omkant Pandey, Fan Ye
Argus: Multi-Level Service Visibility Scoping for Internet-of-Things in Enterprise Environments
IPDPS 2020, IEEE Transactions on Mobile Computing 2022
- Max Curran, Xiao Liang, Himanshu Gupta, Omkant Pandey, Samir Das
ProCSA: Protecting Privacy in Crowdsourced Spectrum Allocation
ESORICS 2019
- Sanjam Garg, Susumu Kiyoshima, Omkant Pandey
A New Approach To Black-Box
Concurrent Secure Computation
EUROCRYPT 2018
- Sanjam Garg, Omkant Pandey
Incremental Program
Obfuscation
CRYPTO 2017
- Sanjam Garg, Susumu Kiyoshima,
Omkant Pandey
On the Exact Round Complexity of Self-Composable Two-Party Computation
EUROCRYPT 2017
- Sanjam Garg, Omkant Pandey,
Akshayaram Srinivasan, Mark Zhandry
Breaking
the Sub-Exponential Barrier in Obfustopia
EUROCRYPT 2017
- Sanjam Garg, Omkant Pandey,
Akshayaram Srinivasan
Revisiting the
Cryptographic Hardness of Finding a Nash Equilibrium
CRYPTO 2016
- Vipul Goyal, Omkant Pandey, Silas
Richelson
Textbook Non-Malleable
Commitments
STOC 2016
- Sanjam Garg, Pratyay Mukherjee,
Omkant Pandey, Antigoni Polychroniadou
The Exact Round
Complexity of Secure Computation
EUROCRYPT 2016
- Sanjam Garg, Divya Gupta, Peihan
Miao, Omkant Pandey
Secure Multiparty RAM
Computation in Constant Rounds
TCC 2016 (B)
- Divesh Aggarwal, Shashank Agrawal,
Divya Gupta, Hemanta K. Maji, Omkant Pandey, Manoj
Prabhakaran
Optimal Computational
Split-state Non-malleable Codes
TCC 2016 (A)
- Nishanth Chandran, Vipul Goyal,
Pratyay Mukherjee, Omkant Pandey, Jalaj Upadhyay
Blockwise
Non-malleable Codes
ICALP 2016
- Vipul Goyal, Dakshita Khurana, Ilya
Mironov, Omkant Pandey, Amit Sahai
Do Distributed
Differentially-Private Protocols Require Oblivious
Transfer?
ICALP 2016
- Venkata Koppula, Omkant Pandey,
Yannis Rouselakis, Brent Waters
Deterministic
Public-key Encryption under Continual Leakage
ACNS 2016
- Shashank Agrawal, Divya Gupta,
Hemanta K. Maji, Omkant Pandey, Manoj Prabhakaran
Explicit
Non-Malleable Codes against Bit-wise Tampering and
Permutations
CRYPTO 2015
- Yuval Ishai, Omkant Pandey, Amit
Sahai
Public-coin
Differing-inputs Obfuscation and Its Applications
TCC 2015
- Omkant Pandey, Manoj Prabhakaran,
Amit Sahai
Obfuscation-based
Non-black-box Simulation and Four Message Concurrent
Zero Knowledge for NP
TCC 2015
- Shashank Agrawal, Divya Gupta,
Hemanta K. Maji, Omkant Pandey, Manoj Prabhakaran
A Rate-Optimizing Compiler for Non-malleable
Codes Against Bit-wise Tampering and Permutations
TCC 2015
- Vipul Goyal, Huijia Lin, Omkant
Pandey, Rafael Pass, Amit Sahai
Round-Efficient
Concurrently Composable Secure Computation via a
Robust Extraction Lemma
TCC 2015
- Prabhanjan Ananth, Vipul
Goyal, Omkant Pandey
Interactive Proofs
under Continual Memory Leakage
CRYPTO 2014
- Omkant Pandey
Achieving Constant
Round Leakage-Resilient Zero-Knowledge
TCC 2014
- Omkant Pandey, Kim
Ramchen, Brent Waters
Relaxed Two-to-one
Recoding Schemes
SCN 2014
- Abhishek Jain, Omkant
Pandey
Non-Malleable Zero
Knowledge: Black-Box Constructions and Definitional
Relationships
SCN 2014
- Vipul Goyal, Ilya
Mironov, Omkant Pandey, Amit Sahai
Accuracy-Privacy Tradeoffs for Two-Party
Differentially-Private Protocols
CRYPTO 2013
- Abishek
Kumarasubramanian, Rafail Ostrovsky, Omkant Pandey,
Akshay Wadia
Cryptography Using
CAPTCHA Puzzles
PKC 2013
- Omkant Pandey, Yannis
Rouselakis
Property Preserving
Symmetric Encryption
EUROCRYPT 2012
A bug renders our original inner-product scheme insecure, but an alternative exists.
- Ilya Mironov, Omkant
Pandey, Omer Reingold, Gil Segev
Incremental
Deterministic Public-Key Encryption
EUROCRYPT 2012, Journal of Cryptology 2018
- Roy D'Souza, David Jao,
Ilya Mironov, Omkant Pandey
Publicly Verifiable
Secret Sharing for Cloud-Based Key Management
INDOCRYPT 2011
- Rafail Ostrovsky, Omkant Pandey,
Ivan Visconti
Efficiency
Preservering Transformations for Concurrent
Non-malleable Zero Knowledge
TCC 2010
- Ilya Mironov, Omkant Pandey, Omer
Reingold, Salil Vadhan
Computational
Differential Privacy
CRYPTO 2009, [Slides]
- Omkant Pandey, Rafael Pass, Vinod
Vaikuntanathan
Adaptive One-way
Functions and Applications
CRYPTO 2008
- Vipul Goyal, Abhishek Jain, Omkant
Pandey, Amit Sahai
Bounded Cipher-text
Policy Attribute Based Encryption
ICALP 2008
- Nishanth Chandran, Ryan Moriarty,
Rafail Ostrovsky, Omkant Pandey, Mohammad Ali Safari,
Amit Sahai
Improved Algorithms
for Optimal Embeddings
Transactions On Algorithms (TALG), 2008
- Omkant Pandey, Rafael Pass, Amit
Sahai, Wei-Lung Dustin Tseng, Muthuramakrishnan
Venkitasubramaniam
Precise Concurrent
Zero-Knowledge
EUROCRYPT 2008
- Rafail Ostrovsky, Omkant Pandey,
Amit Sahai
Private Locally
Decodable Codes
ICALP 2007
- Vipul Goyal, Omkant Pandey, Amit
Sahai, Brent Waters
Attribute Based
Encryption for Fine-Grained Access Control of
Encrypted Data
ACM CCS 2006 [Test-of-Time Award]
- Omkant Pandey, Julien Cathalo, Jean-Jacques Quisquater
Fair Identification
CT-RSA 2006
Service:
- Editorial Board:
Cryptography (MDPI Open Access Journal)
- PC Member:
CRYPTO '26,
SCN '26,
ACNS '26,
PETS '26,
CRYPTO '25,
PKC '25,
CSCML '25,
PKC '24,
Crypto '23,
Eurocrypt '23,
Asiacrypt '22,
SCN '22,
PETS '22,
TCC '21,
PETS '21,
PKC'20,
Eurocrypt'17,
TCC'16,
PKC'16,
Indocrypt'15, ...
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