Ashrujit Ghoshal

According to our database, Ashrujit Ghoshal authored at least 14 papers between 2017 and 2023.

Collaborative distances:

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

2023

On Time-Space Tradeoffs for Bounded-Length Collisions in Merkle-Damgård Hashing.

Ashrujit Ghoshal, Ilan Komargodski

Comput. Complex., December, 2023

Efficient Pre-processing PIR Without Public-Key Cryptography.

Ashrujit Ghoshal, Mingxun Zhou, Elaine Shi

IACR Cryptol. ePrint Arch., 2023

The Query-Complexity of Preprocessing Attacks.

Ashrujit Ghoshal, Stefano Tessaro

IACR Cryptol. ePrint Arch., 2023

Optimal Security for Keyed Hash Functions: Avoiding Time-Space Tradeoffs for Finding Collisions.

Cody Freitag, Ashrujit Ghoshal, Ilan Komargodski

IACR Cryptol. ePrint Arch., 2023

2022

Time-Space Tradeoffs for Sponge Hashing: Attacks and Limitations for Short Collisions.

Cody Freitag, Ashrujit Ghoshal, Ilan Komargodski

IACR Cryptol. ePrint Arch., 2022

2021

On the Memory-Tightness of Hashed ElGamal.

Ashrujit Ghoshal, Stefano Tessaro

IACR Cryptol. ePrint Arch., 2021

Hiding in Plain Sight: Memory-tight Proofs via Randomness Programming.

Ashrujit Ghoshal, Riddhi Ghosal, Joseph Jaeger, Stefano Tessaro

IACR Cryptol. ePrint Arch., 2021

2020

Tight State-Restoration Soundness in the Algebraic Group Model.

Ashrujit Ghoshal, Stefano Tessaro

IACR Cryptol. ePrint Arch., 2020

The Memory-Tightness of Authenticated Encryption.

Ashrujit Ghoshal, Joseph Jaeger, Stefano Tessaro

IACR Cryptol. ePrint Arch., 2020

2018

Lightweight and Side-channel Secure 4 × 4 S-Boxes from Cellular Automata Rules.

Ashrujit Ghoshal, Rajat Sadhukhan, Sikhar Patranabis, Nilanjan Datta, Stjepan Picek, Debdeep Mukhopadhyay

IACR Trans. Symmetric Cryptol., 2018

Lightweight and Side-channel Secure 4x4 S-Boxes from Cellular Automata Rules.

Ashrujit Ghoshal, Rajat Sadhukhan, Sikhar Patranabis, Nilanjan Datta, Stjepan Picek, Debdeep Mukhopadhyay

IACR Cryptol. ePrint Arch., 2018

Template-based Fault Injection Analysis of Block Ciphers.

Ashrujit Ghoshal, Sikhar Patranabis, Debdeep Mukhopadhyay

IACR Cryptol. ePrint Arch., 2018

2017

An Evaluation of Lightweight Block Ciphers for Resource-Constrained Applications: Area, Performance, and Security.

Rajat Sadhukhan, Sikhar Patranabis, Ashrujit Ghoshal, Debdeep Mukhopadhyay, Vishal Saraswat, Santosh Ghosh

J. Hardw. Syst. Secur., 2017

Several Masked Implementations of the Boyar-Peralta AES S-Box.

Ashrujit Ghoshal, Thomas De Cnudde

IACR Cryptol. ePrint Arch., 2017