Pratyush Ranjan Tiwari

According to our database, Pratyush Ranjan Tiwari authored at least 12 papers between 2019 and 2025.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2025

Hard Examples Are All You Need: Maximizing GRPO Post-Training Under Annotation Budgets.

Benjamin Pikus, Pratyush Ranjan Tiwari, Burton Ye

CoRR, August, 2025

SoK: Privacy-Preserving Signatures.

Alishah Chator, Matthew Green, Pratyush Ranjan Tiwari

IACR Commun. Cryptol., 2025

2024

On the Concrete Security of Non-interactive FRI.

Alexander R. Block, Pratyush Ranjan Tiwari

Proceedings of the Security and Cryptography for Networks - 14th International Conference, 2024

Subverting Cryptographic Hardware Used in Blockchain Consensus.

Pratyush Ranjan Tiwari, Matthew Green

Proceedings of the Financial Cryptography and Data Security, 2024

2023

On Soundness Notions for Interactive Oracle Proofs.

Alexander R. Block, Albert Garreta, Pratyush Ranjan Tiwari, Michal Zajac

IACR Cryptol. ePrint Arch., 2023

Fiat-Shamir Security of FRI and Related SNARKs.

Alexander R. Block, Albert Garreta, Jonathan Katz, Justin Thaler, Pratyush Ranjan Tiwari, Michal Zajac

Proceedings of the Advances in Cryptology - ASIACRYPT 2023, 2023

2022

Algorithm-Substitution Attacks on Cryptographic Puzzles.

Pratyush Ranjan Tiwari, Matthew Green

IACR Cryptol. ePrint Arch., 2022

MinRoot: Candidate Sequential Function for Ethereum VDF.

Dmitry Khovratovich, Mary Maller, Pratyush Ranjan Tiwari

IACR Cryptol. ePrint Arch., 2022

Time-Deniable Signatures.

Gabrielle Beck, Arka Rai Choudhuri, Matthew Green, Abhishek Jain, Pratyush Ranjan Tiwari

IACR Cryptol. ePrint Arch., 2022

India's "Aadhaar" Biometric ID: Structure, Security, and Vulnerabilities.

Pratyush Ranjan Tiwari, Dhruv Agarwal, Prakhar Jain, Swagam Dasgupta, Preetha Datta, Vineet Reddy, Debayan Gupta

Proceedings of the Financial Cryptography and Data Security, 2022

2020

CryptoWills: How to Bequeath Cryptoassets.

István András Seres, Omer Shlomovits, Pratyush Ranjan Tiwari

Proceedings of the IEEE European Symposium on Security and Privacy Workshops, 2020

2019

Trading Accumulation Size for Witness Size: A Merkle Tree Based Universal Accumulator Via Subset Differences.

Mahabir Prasad Jhanwar, Pratyush Ranjan Tiwari

IACR Cryptol. ePrint Arch., 2019