Raghvendra Singh Rohit

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Assistant Professor

raghvendra.rohit[at]cs.iitr.ac.in

First Floor, Mehta Family School of Data Science and Artificial Intelligence, IIT Roorkee

+91-1332-285663

Research Interests

Biosketch

Educational Details

Professional Background

Research

Projects

Publications

Patents

Books

Collaborations

Honours and Awards

Honors

Memberships

Teaching Engagements

Students

Supervisions

Associate Scholars

Miscellaneous

Events

Visits

Administrative Positions

Miscellaneous

Research Interests

Cryptography, Theoretical and automated cryptanalysis, Secure cryptographic implementations, Cryptography laws and policies

BioSketch

Educational Details

Indian Institute of Science Education and Research Kolkata, Kolkata, West Bengal, India

2016

Integrated Bachelors and Masters in Mathematical Sciences, Fault Analysis of Authenticated Encryption with Associated Data Algorithms

University of Waterloo, Waterloo, Canada

2020

PhD in Electrical and Computer Engineering, Design and Cryptanalysis of Lightweight Symmetric Key Primitives

Professional Background

Lead Cryptographer

01 Apr 2023 - 13 Oct 2024

Cryptography Research Center, Technology Innovation Institute, Abu Dhabi, UAE, Abu Dhabi, United Arab Emirates

Senior Cryptographer

05 Apr 2021 - 31 Mar 2023

Cryptography Research Center, Technology Innovation Institute, Abu Dhabi, UAE, Abu Dhabi, United Arab Emirates

Postdoctoral Researcher

01 Sep 2020 - 28 Feb 2021

Embedded Security and Cryptography, IRISA, Rennes, France, Rennes, France

Postdoctoral Researcher

01 Mar 2020 - 31 Aug 2020

University of Waterloo, Waterloo, Waterloo, Canada

Research

Publications

On the Structural Properties of Toffoli Gate Composition in ARADI: Implications for Algebraic Distinguishers

2025

Emanuele Bellini, Mohamed Rachidi, Raghvendra Rohit, Sharwan K. Tiwari | Springer

Journal: Applied Cryptography and Network Security (ACNS 2025)

Symmetric Twin Column Parity Mixers and their Applications

2024

Hao Lei, Raghvendra Rohit, Guoxiao Liu, Jiahui He, Mohamed Rachidi, Keting Jia, Kai Hu, Meiqin Wang | IACR Transactions on Symmetric Cryptology (ToSC)

Journal: IACR Transactions on Symmetric Cryptology (ToSC) Volumes: 4 ,

CLAASPing ARADI: Automated Analysis of the ARADI Block Cipher

2024

Emanuele Bellini, Mattia Formenti, David Gérault, Juan Grados, Anna Hambitzer, Yun Ju Huang, Paul Huynh, Mohamed Rachidi, Raghvendra Rohit, Sharwan K. Tiwari | Springer

Journal: Indocrypt

Augmented sets of output differences and new distinguishers for SPN ciphers

2024

Rahul Girme, Raghvendra Rohit , Santanu Sarkar | Scientific Reports

Journal: Scientific Reports Volumes: 14 ,

Reconstructing S-Boxes from Cryptographic Tables with Milp

2024

Raghvendra Rohit, Sumanta Sarkar | IACR Transactions on Symmetric Cryptology (ToSC)

Journal: IACR Transactions on Symmetric Cryptology (ToSC) Pages: 200-237 , Volumes: 3 ,

Twin Column Parity Mixers and Gaston - A New Mixing Layer and Permutation

2023

Solane El Hirch, Joan Daemen, Raghvendra Rohit, Rusydi H. Makarim | Springer

Journal: IACR CRYPTO Pages: 475-506 , Volumes: 3 ,

Towards Tight Differential Bounds of Ascon: A Hybrid Usage of SMT and MILP

2022

Rusydi H. Makarim, Raghvendra Rohit | IACR Transactions on Symmetric Cryptology (ToSC)

Journal: IACR Transactions on Symmetric Cryptology (ToSC) Pages: 303-340 , Volumes: 3 ,

Farasha: A Provable Permutation-Based Parallelizable PRF

2022

Najwa Aaraj, Emanuele Bellini, Ravindra Jejurikar, Marc Manzano, Raghvendra Rohit, Eugenio Salazar | Springer

Journal: Selected Areas in Cryptography Pages: 437-458 ,

Cryptanalysis of Reduced Round SPEEDY

2022

Raghvendra Rohit, Santanu Sarkar | Springer

Journal: AFRICACRYPT 2022 Pages: 133-149 ,

Diving Deep into the Weak Keys of Round Reduced Ascon

2021

Raghvendra Rohit, Santanu Sarkar | IACR Transactions on Symmetric Cryptology (ToSC)

Journal: IACR Transactions on Symmetric Cryptology (ToSC) Pages: 74-99 , Volumes: 4 ,

Misuse-Free Key-Recovery and Distinguishing Attacks on 7-Round Ascon

2021

Raghvendra Rohit, Kai Hu, Sumanta Sarkar, Siwei Sun | IACR Transactions on Symmetric Cryptology (ToSC)

Journal: IACR Transactions on Symmetric Cryptology (ToSC) Pages: 130-155 , Volumes: 1 ,

Correlation Power Analysis and Higher-Order Masking Implementation of WAGE

2020

Yunsi Fei, Guang Gong, Cheng Gongye, Kalikinkar Mandal, Raghvendra Rohit, Tianhong Xu, Yunjie Yi, Nusa Zidaric | Springer

Journal: Selected Areas in Cryptography Pages: 132-159 ,

WAGE: An Authenticated Encryption with a Twist

2020

Riham AlTawy, Guang Gong, Kalikinkar Mandal, Raghvendra Rohit | IACR Transactions on Symmetric Cryptology (ToSC)

Journal: IACR Transactions on Symmetric Cryptology (ToSC) Pages: 132-159 ,

U-EPS: An Ultra-small and Efficient Post-quantum Signature Scheme

2019

Guang Gong, Morgan He, Raghvendra Rohit, Yunjie Yi | Springer

Journal: Foundations & Practice of Security (FPS) Pages: 261-272 ,

Single key MITM attack and biclique cryptanalysis of full round Khudra

2018

Prakash Dey, Raghvendra Singh Rohit, Avishek Adhikari | Elsevier

Journal: Journal of Information Security and Applications Pages: 117-123 ,

Towards a Cryptographic Minimal Design: The sLiSCP Family of Permutations

2018

Riham AlTawy, Raghvendra Rohit, Morgan He, Kalikinkar Mandal, Gangqiang Yang, Guang Gong | IEEE

Journal: IEEE Transactions on Computers Pages: 1341-1358 , Volumes: 67(9) ,

SLISCP-light: Towards Hardware Optimized Sponge-specific Cryptographic Permutations

2018

Riham AlTawy, Raghvendra Rohit, Morgan He, Kalikinkar Mandal, Gangqiang Yang, Guang Gong | ACM

Journal: ACM Transactions on Embedded Computing Systems Pages: 81:1-81:26 , Volumes: 17(4) ,

MILP-Based Cube Attack on the Reduced-Round WG-5 Lightweight Stream Cipher

2017

Raghvendra Rohit, Riham AlTawy, Guang Gong | Springer

Journal: IMA International Conference on Cryptography and Coding Pages: 333-351 ,

sLiSCP: Simeck-Based Permutations for Lightweight Sponge Cryptographic Primitives

2017

Riham AlTawy, Raghvendra Rohit, Morgan He, Kalikinkar Mandal, Gangqiang Yang, Guang Gong | Springer

Journal: Selected Areas in Cryptography Pages: 129-150 ,

Constructions and analysis of some efficient t - (k, n)∗-visual cryptographic schemes using linear algebraic techniques

2016

Sabyasachi Dutta, Raghvendra Singh Rohit, Avishek Adhikari | Springer

Journal: Design Codes and Cryptography Pages: 165-196 , Volumes: 80(1) ,

Full key recovery of ACORN with a single fault

2016

Prakash Dey, Raghvendra Singh Rohit, Avishek Adhikari | Elsevier

Journal: Journal of Information Security and Applications Pages: 57-64 , Volumes: 29 ,

Differential Fault Analysis on Tiaoxin and AEGIS Family of Ciphers

2016

Prakash Dey, Raghvendra Singh Rohit, Santanu Sarkar, Avishek Adhikari | Springer

Journal: Security in Computing and Communications - 4th International Symposium Pages: 74-86 ,

Honors And Awards

Honors

University of Waterloo, Canada

2017

Waterloo Faculty of Engineers Award: Spring 2017 and Spring 2018

IISER Kolkata, India

2016

Best MS Thesis Award, Department of Mathematics, IISER Kolkata

Teaching Engagements

Design and Analysis of Symmetric Cryptosystems ( CSL-530 )

Spring

Data Structures and Algorithms ( CSE-101 )

Autumn

Miscellaneous

Co-designer of Round 2 candidates of the NIST lightweight cryptography competition

Mark Aagaard, Riham AlTawy, Guang Gong, Kalikinkar Mandal, Raghvendra Rohit. ACE: An authenticated encryption and hash algorithm. Round 2 candidate of the NIST lightweight cryptography competition. (2019)
Mark Aagaard, Riham AlTawy, Guang Gong, Kalikinkar Mandal, Raghvendra Rohit, Nusa Zidaric. WAGE: An authenticated cipher. Round 2 candidate of the NIST lightweight cryptography competition. (2019)
Riham AlTawy, Guang Gong, Morgan He, Kalikinkar Mandal, Raghvendra Rohit. SPIX: An authenticated cipher. Round 2 candidate of the NIST lightweight cryptography competition. (2019)
Riham AlTawy, Guang Gong, Morgan He, Ashwin Jha, Kalikinkar Mandal, Mridul Nandi, Raghvendra Rohit. SpoC: An authenticated cipher. Round 2 candidate of the NIST lightweight cryptography competition. (2019)

Program Committee Member

1. IACR Transactions on Symmetric Cryptology (ToSC) [2023/2024, 2025/2026]

2. IACR Transactions on Cryptographic Hardware and Embedded Systems (TCHES) [2023/2024

3. Selected Areas in Cryptography (SAC) [2023, 2022]

4. Indocrypt [2025, 2023, 2022]

5. IACR Transactions on Cryptographic Hardware and Embedded Systems (TCHES) Artifacts [2021]

External Reviewer

Journals

IEEE Transactions on Information Theory, IEEE Transactions on Computers, Journal of Cryptographic Engineering, Design Codes and Cryptography, IET Information Security

Conferences

Asiacrypt 2022, ACNS 2022, Africacrypt 2022/2020/2017, Indocrypt 2019, SAC 2018-2021