• Richard Petersens Plads, 322, 219

    2800 Kgs. Lyngby



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Ashutosh Dhar Dwivedi is a Postdoctoral Researcher at DTU Compute (Cyber ​​Security Section), Technical University of Denmark. His research field includes Symmetric Key Cryptography and Blockchain.

He completed his PhD from the Polish Academy of Sciences, Poland in March 2020. He received the B.Sc. (Maths) degree from Ewing Christian College (an autonomous college of the University of Allahabad), Allahabad, India, and the MCA degree from the Amity School of Computer Sciences, Noida, India, in 2013.

Prior to joining DTU, He worked as a full time Visiting Researcher at the University of Waterloo, Ontario, Canada, Research Associate at the Brandon University, Manitoba, Canada, Research Employee and PhD at Polish Academy of Sciences, Warsaw, Poland and Research Scholar at the Military University of Technology, Warsaw, Poland. 

He has a rich industry experience as well. He was an Intern (under his master's project) with the prestigious organization "Center for Railway Information Systems, New Delhi," governed by the Ministry of Railways, India. He was with organizations related to software development projects for two years. In 2015, he moved to Poland and started a career in cryptography research.

Other information

Selected Publications (For all publications visit Research Gate or Google Scholar (Citations: 700): 



  1. SAT-based Cryptanalysis of Authenticated Ciphers from the CAESAR Competition
  2. Differential-linear and related key cryptanalysis of round-reduced scream
  3. Differential Cryptanalysis of Round-Reduced SPECK Suitable for Internet of Things Devices
  4. Differential-linear and Impossible Differential Cryptanalysis of Round-reduced Scream
  5. Differential Cryptanalysis of Round-Reduced LEA
  6. Differential and Rotational Cryptanalysis of Round-reduced MORUS


  1. A Game Theoretic Analysis of Resource Mining in Blockchain
  2. A Decentralized Privacy-Preserving Healthcare Blockchain for IoT (Best Paper Award 2021)

Academic Services: Program Committee/Reviewer/Editor (Only few listed) Publons Link

  1.  IEEE Access
  2.  IEEE Computer
  3.  Sensors (Reviewer Board and Guest Editor)
  4.  Information
  5.  Symmetry (Reviewer Board)
  6.  Mathematics
  7.  Energies
  8.  IoT, MDPI
  9.  Evolving Systems, Springer
  10.  Electronics
  11.  Sustainability
  12.  Risks, MDPI
  13.  PeerJ Computer Science
  14.  Journal of Urban Technology, Taylor & Francis
  15.  Complex and Intelligent Systems, Springer
  16.  Financial Innovation, Springer
  17.  Frontiers of Blockchain (SI Editor)
  18.  Cryptography (Reviewer Board)
  19.  Energy System, Springer
  20.  IEEE Sensors Journal
  21.  IET Information Security
  22.  CMC-Computers, Materials & Continua
  23.  SN Computer Science, Springer
  24.  Journal of Reliable Intelligent Environments, Springer
  25.  Computers and Electrical Engineering, Elsevier
  26.  Journal of Sensor and Actuator Networks
  27.  IEEE Consumer Electronics Magazine
  28.  Computer and Security, Elsevier 
  29.  IEEE Internet of Things Journal
  30.  Computers (Reviewer Board)
  31.  IEEE Computer Magazine
  32.  Annals of Telecommunications, Springer
  33.  IEEE Transactions on Industrial Informatics
  34.  IEEE Transactions on Engineering Management
  35.  Security and Communication Networks, Hindawi
  36.  Sādhanā, Indian Academy of Sciences, Springer
  37.  Journal of Epidemiology and Public Health Reviews 
  38.  Transactions on Network Science and Engineering
  39.  Sustainable Energy Technologies and Assessments, Springer
  40.  Journal of Ambient Intelligence and Humanized Computing, Springer
  41.  International Journal of Distributed Sensor Networks, SAGE publications
  42.  Workshop on Security and Privacy in Distributed Ledger Technology (IEEE MASS) 2020
  43.  International Journal of Computing Science and Mathematics, Indirect Science Publications
  44.  International Workshop on IoT Big Data and Blockchain (IoTBB’2019), Los Angeles, CA, USA (Program Committee)
  45. The Seventeenth Advanced International Conference on Telecommunications AICT 2021 (Program Committee)
  46. International Conference on New Computer Science and Engineering (Invited Speaker) 
  47.  International Conference on Computational Intelligence, Security and Internet of Things (ICCISIoT),  NIT,  Agartala, India 

International Experience:

Currently I have active collaboration with many worldwide universities: USA, United Kingdom, China, Canada, Pakistan, Saudi Arabia, Egypt, Singapore, Australia, Czech Republic, Poland, India and Denmark. I also worked as a full time Visiting Researcher with CS Department, University of Waterloo, Canada  (QS University World Ranking: 149 and QS Subject Wise Ranking 23) and Brandon University, Canada. I worked as a researcher with Military University of Technology, Poland, and my PhD from Poland's top research institute Polish Academy of Sciences, Poland  (Research Institute World Ranking 76 and Poland Ranking is 1). Currently, I am working in Post Quantum Research Group inDTU Compute, Technical University of Denmark, Denmark  (QS World Ranking 99 and Denmark Ranking 2). I have been selected by Heidelberg Laureate Forum, Germany (2019) to participate among top 100 young researchers all over the world in Computer Science.

Language Skills:

Research areas

Cryptography: Symmetric Key, Blockchain

Expertise related to UN Sustainable Devlopment Goals

In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):

  • SDG 3 - Good Health and Well-being
  • SDG 9 - Industry, Innovation, and Infrastructure
  • SDG 11 - Sustainable Cities and Communities

Education/Academic qualification

PhD, Polish Academy of Sciences, Poland


MCA, Amity University, India


B.Sc., University of Allahabad, India


External positions

Research Associate, University of Waterloo, Canada

7 May 20193 Sep 2019

Research Associate, Brandon University, Canada

1 Jul 201831 Mar 2019

Researcher, Polish Academy of Sciences, Poland

1 Sep 201531 Aug 2018

Assistant Professor (Guest Faculty), University of Allahabad

1 Jul 20152 Sep 2015

Research Scholar, Military University of Technology, Poland

1 Apr 201530 Jun 2015

Software Engineer, Evelyn Learning Systems Pvt. Ltd. India

15 Apr 201418 Mar 2015

Software Engineer (Intern), Center for Railway Information System, India

15 Feb 20132 Sep 2013


  • User defined:
  • Cyber Security
  • Blockchain in Security
  • Cryptography


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