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Fully secure systems don't exist today and they won't exist in the future.

-Adi Shamir

Gradient

ABOUT US

Our research interest is cryptography. We are a group of Ph.D. students and Project scholars from the Department of Mathematics, IIT Kharagpur. Our goal is to come out with new ideas with every discussion we make here.

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Our Supervisors
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Sourav Mukhopadhyay

Professor

Dept. of Mathematics

Indian Institute of Technology Kharagpur

India – 721302

Webpage: http://www.facweb.iitkgp.ac.in/~sourav/

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Ratna Dutta

Associate Professor

Dept. of Mathematics

Indian Institute of Technology Kharagpur

India – 721302

Webpage: http://www.facweb.iitkgp.ac.in/~ratna/

About

past TALKs

22nd June, 2020

Towards Quantum Resistant Cryptosystems from Supersingular Elliptic Curve Isogenies

Authors: David Jao and

Luca De Feo

slides

Speaker: Surbhi
25th June, 2020

On the security of supersingular isogeny cryptosystems

Authors: Steven D. Galbraith, Christophe Petit, Barak Shani and Yan Bo Ti

slides

Speaker: Surbhi
29th June, 2020

Optimal Broadcast Encryption from Pairings and LWE (EUROCRYPT-2020)-Part 1

Authors: Shweta Agrawal and Shota Yamada

slides

Speaker: Subhranil
30th June, 2020

CSIDH: An efficient post-quantum commutative group action

Authors: Wouter Castryck, Tanja Lange, Chloe Martindale, Lorenz Panny and Joost Renes

slides

Speaker: Surbhi
1st July, 2020

Optimal Broadcast Encryption from Pairings and LWE (EUROCRYPT-2020)-Part 2

Authors: Shweta Agrawal and Shota Yamada

slides

Speaker: Subhranil
2nd July, 2020

Algorithms for CSIDH, the continuation of the previous presentation

Authors: Wouter Castryck, Tanja Lange, Chloe Martindale, Lorenz Panny and Joost Renes

slides

Speaker: Surbhi
8th July, 2020

New Code-Based Privacy-Preserving Cryptographic Constructions-Part 2

Authors:Khoa Nguyen, Hanh Tang, Huaxiong Wang, and Neng Zeng

slides

Speaker: Jayashree
7th July, 2020

New Code-Based Privacy-Preserving Cryptographic Constructions-Part 1

Authors: Khoa Nguyen, Hanh Tang, Huaxiong Wang, and Neng Zeng

slides

Speaker: Jayashree
3rd July, 2020

Verifiable Homomorphic Secret Sharing

Authors: Georgia Tsaloli, Bei Liang, Aikaterini Mitrokotsa

slides

Speaker: Anushree
9th July, 2020

Threshold Trapdoor function and their applications-Part 1

Authors: Binbin Tu, Yu Chen, Xueli Wang

slides

Speaker: Anushree
10th July, 2020

SeaSign: Compact isogeny signatures from class group actions-Part 1

Authors: Luca De Feo, Steven D. Galbraith

slides

Speaker: Surbhi
12th July, 2020

SeaSign: Compact isogeny signatures from class group actions-Part 2

Authors: Luca De Feo, Steven D. Galbraith

slides

Speaker: Surbhi
14th July, 2020

Authors: Zvika Brakerski, Nico D¨ottling, Sanjam Garg, and Giulio Malavolta

slides

Speaker: Tapas
14th July, 2020

Authors: Zvika Brakerski, Nico D¨ottling, Sanjam Garg, and Giulio Malavolta

slides

Speaker: Tapas
15th July, 2020

Threshold Trapdoor function and their applications-Part 2

Authors: Binbin Tu, Yu Chen, Xueli Wang

slides

Speaker: Anushree
21st July, 2020

Authors: Jintai Ding, Zheng Zhang, Joshua Deaton, Kurt Schmidt, FNU Vishakha

slides

Speaker: Prithwi
18th July, 2020

Authors: Henry Corrigan-Gibbs and Dmitry Kogan

slides

Speaker: Ramprasad
19th July, 2020

Authors: Henry Corrigan-Gibbs and Dmitry Kogan

slides

Speaker: Ramprasad
22th July, 2020

New Code-Based Privacy-Preserving Cryptographic Constructions-Part 3

Authors:Khoa Nguyen, Hanh Tang, Huaxiong Wang, and Neng Zeng

slides

Speaker: Jayashree
23rd July, 2020

Towards ABE for RAM from LWE with sub-linear decryption and More (Asiacrypt- 2019)-Part 1

Authors:Prabhajan Ananth, Xiong Fan, Elaine Shi 

slides

Speaker: Subhranil
24rd July, 2020

Towards ABE for RAM from LWE with sub-linear decryption and More (Asiacrypt- 2019)-Part 2

Authors:Prabhajan Ananth, Xiong Fan, Elaine Shi 

slides

Speaker: Subhranil
28th July, 2020

Authors:Ward Beullens and Thorsten Kleinjung and Frederik Vercauteren

slides

Speaker: Surbhi
25th July, 2020

Authors:Elette Boyle and Niv Gilboa and Yuval Ishai

Speaker: Amit
31st July, 2020

Authors:Chris Peikert, Brent Waters

slides

Speaker: Anushree
4th August, 2020

Authors:Luca De Feo and Michael Meyer

slides

Speaker: Surbhi
14th August, 2020

FE for Inner Products and Its Application to Decentralized ABE (PKC19)-Part 1

Authors:Zhedong Wang, Xiong Fan, and Feng-Hao Liu 

slides

Speaker: Subhranil
16th August, 2020

FE for Inner Products and Its Application to Decentralized ABE (PKC19)-Part 2

Authors:Zhedong Wang, Xiong Fan, and Feng-Hao Liu

slides

Speaker: Subhranil
Contact
19th September, 2020

Authors: Benoit Libert, San Ling, Khoa Nguyen and Huaxiong Wang

slides

Speaker: Pratima
23rd September, 2020

Authors: Cong Peng, Jianhua Chen, Lu Zhou, Kim-Kwang Raymond Choo, Debiao He

slides

Speaker: Surbhi
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