World's Best Scientists 2026 revealed!
Award Badge
Computer Science
India
2026

D-Index & Metrics

Computer Science

D-Index
92
Citations
25238
World Ranking
551
National Ranking
3

Ashok Kumar Das publication distribution in Computer Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Computer Science in 2026. The highlighted bar marks where Ashok Kumar Das sits on this spectrum.

32–41 publications: 7 scientists 42–51 publications: 22 scientists 52–61 publications: 82 scientists 62–71 publications: 134 scientists 72–81 publications: 250 scientists 82–91 publications: 324 scientists 92–101 publications: 421 scientists 102–111 publications: 420 scientists 112–121 publications: 497 scientists 122–131 publications: 544 scientists 132–141 publications: 555 scientists 142–151 publications: 609 scientists 152–161 publications: 560 scientists 162–171 publications: 534 scientists 172–181 publications: 556 scientists 182–191 publications: 583 scientists 192–201 publications: 519 scientists 202–211 publications: 508 scientists 212–221 publications: 490 scientists 222–231 publications: 437 scientists 232–241 publications: 424 scientists 242–251 publications: 408 scientists 252–261 publications: 378 scientists 262–271 publications: 300 scientists 272–281 publications: 335 scientists 282–291 publications: 320 scientists 292–301 publications: 293 scientists 302–311 publications: 250 scientists 312–321 publications: 238 scientists 322–331 publications: 206 scientists 332–341 publications: 209 scientists 342–351 publications: 208 scientists 352–361 publications: 162 scientists 362–371 publications: 176 scientists 372–381 publications: 127 scientists 382–391 publications: 158 scientists 392–401 publications: 128 scientists 402–411 publications: 104 scientists 412–421 publications: 94 scientists 422–431 publications: 99 scientists 432–441 publications: 83 scientists 442–451 publications: 108 scientists 452–461 publications: 73 scientists 462–471 publications: 77 scientists 472–481 publications: 69 scientists 482–491 publications: 84 scientists 492–501 publications: 62 scientists 502–511 publications: 54 scientists 512–521 publications: 57 scientists 522–531 publications: 51 scientists 532–541 publications: 51 scientists 542–551 publications: 32 scientists 552–561 publications: 38 scientists 562–571 publications: 28 scientists 572–581 publications: 43 scientists 582–591 publications: 33 scientists 592–601 publications: 41 scientists 602–611 publications: 32 scientists 612–621 publications: 28 scientists 622–631 publications: 25 scientists 632–641 publications: 27 scientists 642–651 publications: 17 scientists 652–661 publications: 20 scientists 662–671 publications: 17 scientists 672–681 publications: 15 scientists 682–691 publications: 14 scientists 692–701 publications: 21 scientists 702–711 publications: 13 scientists 712–721 publications: 12 scientists 722–731 publications: 19 scientists 732–741 publications: 14 scientists 742–751 publications: 12 scientists 752–761 publications: 10 scientists 762–771 publications: 10 scientists 772–781 publications: 11 scientists 782–791 publications: 10 scientists 792–801 publications: 11 scientists 802–811 publications: 8 scientists 812–821 publications: 8 scientists 822–831 publications: 7 scientists 832–841 publications: 11 scientists 842–851 publications: 10 scientists 852–861 publications: 5 scientists 862–871 publications: 9 scientists 872–881 publications: 4 scientists 882–891 publications: 6 scientists 892–901 publications: 3 scientists 902–911 publications: 6 scientists 912–921 publications: 3 scientists 922–931 publications: 2 scientists 932–941 publications: 2 scientists 942–951 publications: 2 scientists 952–961 publications: 3 scientists 962–971 publications: 3 scientists 972–981 publications: 3 scientists 982–990 publications: 5 scientists 991+ publications: 100 scientists
32 publications 991+

This scientist: 428 publications — 89th percentile

89% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 991 publications or more.

Ashok Kumar Das D-index placement in Computer Science in 2026

The chart shows the D-index (discipline H-index) distribution of Computer Science scientists ranked by Research.com in 2026. The highlighted bar marks where Ashok Kumar Das sits on this spectrum.

30–31 D-Index: 879 scientists 32–33 D-Index: 984 scientists 34–35 D-Index: 918 scientists 36–37 D-Index: 990 scientists 38–39 D-Index: 969 scientists 40–41 D-Index: 907 scientists 42–43 D-Index: 821 scientists 44–45 D-Index: 765 scientists 46–47 D-Index: 689 scientists 48–49 D-Index: 543 scientists 50–51 D-Index: 543 scientists 52–53 D-Index: 517 scientists 54–55 D-Index: 500 scientists 56–57 D-Index: 458 scientists 58–59 D-Index: 400 scientists 60–61 D-Index: 337 scientists 62–63 D-Index: 308 scientists 64–65 D-Index: 292 scientists 66–67 D-Index: 249 scientists 68–69 D-Index: 213 scientists 70–71 D-Index: 192 scientists 72–73 D-Index: 189 scientists 74–75 D-Index: 165 scientists 76–77 D-Index: 139 scientists 78–79 D-Index: 119 scientists 80–81 D-Index: 121 scientists 82–83 D-Index: 113 scientists 84–85 D-Index: 88 scientists 86–87 D-Index: 87 scientists 88–89 D-Index: 75 scientists 90–91 D-Index: 69 scientists 92–93 D-Index: 57 scientists 94–95 D-Index: 46 scientists 96–97 D-Index: 38 scientists 98–99 D-Index: 34 scientists 100–101 D-Index: 36 scientists 102–103 D-Index: 27 scientists 104–105 D-Index: 37 scientists 106–107 D-Index: 18 scientists 108–109 D-Index: 31 scientists 110–111 D-Index: 19 scientists 112–113 D-Index: 16 scientists 114–115 D-Index: 12 scientists 116–117 D-Index: 20 scientists 118–119 D-Index: 15 scientists 120–121 D-Index: 5 scientists 122–123 D-Index: 20 scientists 124–125 D-Index: 8 scientists 126–127 D-Index: 5 scientists 128–129 D-Index: 7 scientists 130 D-Index: 3 scientists 131+ D-Index: 98 scientists
30 D-Index 131+

This scientist: 92 D-Index — 96th percentile

96% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 131 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Computer Science in India Leader Award
  • 2025 - Research.com Computer Science in India Leader Award
  • 2023 - Research.com Computer Science in India Leader Award
  • 2022 - Research.com Computer Science in India Leader Award
  • 2002 - Fellow of American Physical Society (APS) Citation For contributions in the areas of supergravity, integrable models and finite temperature field theory

Overview

Ashok Kumar Das is affiliated with the International Institute of Information Technology, Hyderabad in India. Their primary research domain is computer science, with extensive work reflected across 607 publications. The research spans several subfields including information systems, computer networks and communications, artificial intelligence, electrical and electronic engineering, and signal processing.

The scientist's contributions focus on topics such as advanced authentication protocols security, user authentication and security systems, blockchain technology applications and security, cryptography and data security, vehicular ad hoc networks (VANETs), IoT and edge/fog computing, and advanced malware detection techniques.

Frequent coauthors collaborating with Ashok Kumar Das include Youngho Park, Mohammad Wazid, Basudeb Bera, Joel J. P. C. Rodrigues, and Sachin Shetty. These partnerships have contributed to a broad range of research outputs in multiple venues.

Ashok Kumar Das has published multiple papers in well-known venues. Notable recent papers include:

  • "Smart Secure Sensing for IoT-Based Agriculture: Blockchain Perspective" (2020, IEEE Sensors Journal)
  • "Designing secure blockchain-based access control scheme in IoT-enabled Internet of Drones deployment" (2020, Computer Communications)
  • "A Smart Waste Management Solution Geared towards Citizens" (2020, Sensors)
  • "Designing Blockchain-Based Access Control Protocol in IoT-Enabled Smart-Grid System" (2020, IEEE Internet of Things Journal)
  • "A lightweight and secure two-factor authentication scheme for wireless body area networks in health-care IoT" (2020, Computer Networks)

The frequent publication venues reflect the scope and focus of the research. These venues include:

  • IEEE Internet of Things Journal
  • IEEE Access
  • IEEE Transactions on Intelligent Transportation Systems
  • IEEE Transactions on Vehicular Technology
  • Security and Privacy

Ashok Kumar Das has been recognized as a Fellow of the American Physical Society (APS) in 2002, with the citation highlighting contributions in supergravity, integrable models, and finite temperature field theory.

Best Publications

  • Secure Signature-Based Authenticated Key Establishment Scheme for Future IoT Applications

    Sravani Challa;Mohammad Wazid;Ashok Kumar Das;Neeraj Kumar

  • A Secure Biometrics-Based Multi-Server Authentication Protocol Using Smart Cards

    Vanga Odelu;Ashok Kumar Das;Adrijit Goswami

  • Design of Secure User Authenticated Key Management Protocol for Generic IoT Networks

    Mohammad Wazid;Ashok Kumar Das;Vanga Odelu;Neeraj Kumar

  • Physical activity and inactivity patterns in India - results from the ICMR-INDIAB study (Phase-1) [ICMR-INDIAB-5].

    Ranjit M Anjana;Rajendra Pradeepa;Ashok K Das;Mohan Deepa

  • Secure Remote User Authenticated Key Establishment Protocol for Smart Home Environment

    Mohammad Wazid;Ashok Kumar Das;Vanga Odelu;Neeraj Kumar

  • Provably Secure Authenticated Key Agreement Scheme for Smart Grid

    Vanga Odelu;Ashok Kumar Das;Mohammad Wazid;Mauro Conti

  • Design and Analysis of Secure Lightweight Remote User Authentication and Key Agreement Scheme in Internet of Drones Deployment

    Mohammad Wazid;Ashok Kumar Das;Neeraj Kumar;Athanasios V. Vasilakos

  • Analysis and improvement on an efficient biometric-based remote user authentication scheme using smart cards

    Ashok Kumar Das

  • Cloud Centric Authentication for Wearable Healthcare Monitoring System

    Srinivas Jangirala;Ashok Kumar Das;Neeraj Kumar;Joel J. P. C. Rodrigues

  • A dynamic password-based user authentication scheme for hierarchical wireless sensor networks

    Ashok Kumar Das;Pranay Sharma;Santanu Chatterjee;Jamuna Kanta Sing

  • Lightweight and Physically Secure Anonymous Mutual Authentication Protocol for Real-Time Data Access in Industrial Wireless Sensor Networks

    Prosanta Gope;Ashok Kumar Das;Neeraj Kumar;Yongqiang Cheng

  • TCALAS: Temporal Credential-Based Anonymous Lightweight Authentication Scheme for Internet of Drones Environment

    Jangirala Srinivas;Ashok Kumar Das;Neeraj Kumar;Joel J. P. C. Rodrigues

  • Government regulations in cyber security: Framework, standards and recommendations

    Jangirala Srinivas;Ashok Kumar Das;Neeraj Kumar

  • A secure authentication scheme based on elliptic curve cryptography for IoT and cloud servers

    Saru Kumari;Marimuthu Karuppiah;Ashok Kumar Das;Xiong Li

  • AKM-IoV: Authenticated Key Management Protocol in Fog Computing-Based Internet of Vehicles Deployment

    Mohammad Wazid;Palak Bagga;Ashok Kumar Das;Sachin Shetty

  • An efficient ECC-based provably secure three-factor user authentication and key agreement protocol for wireless healthcare sensor networks

    Sravani Challa;Ashok Kumar Das;Vanga Odelu;Neeraj Kumar

  • A secure user anonymity-preserving biometric-based multi-server authenticated key agreement scheme using smart cards

    Dheerendra Mishra;Ashok Kumar Das;Sourav Mukhopadhyay

  • LAM-CIoT: Lightweight authentication mechanism in cloud-based IoT environment

    Mohammad Wazid;Ashok Kumar Das;Vivekananda Bhat K;Athanasios V. Vasilakos;Athanasios V. Vasilakos

  • Smart Secure Sensing for IoT-Based Agriculture: Blockchain Perspective

    Anusha Vangala;Ashok Kumar Das;Neeraj Kumar;Mamoun Alazab

  • Designing secure blockchain-based access control scheme in IoT-enabled Internet of Drones deployment

    Basudeb Bera;Durbadal Chattaraj;Ashok Kumar Das

  • Design of secure key management and user authentication scheme for fog computing services

    Mohammad Wazid;Ashok Kumar Das;Neeraj Kumar;Athanasios V. Vasilakos

  • Secure Biometric-Based Authentication Scheme Using Chebyshev Chaotic Map for Multi-Server Environment

    Santanu Chatterjee;Sandip Roy;Ashok Kumar Das;Samiran Chattopadhyay

  • A Smart Waste Management Solution Geared towards Citizens.

    Kellow Pardini;Joel J.P.C. Rodrigues;Joel J.P.C. Rodrigues;Ousmane Diallo;Ashok Kumar Das

  • Chaotic Map-Based Anonymous User Authentication Scheme With User Biometrics and Fuzzy Extractor for Crowdsourcing Internet of Things

    Sandip Roy;Santanu Chatterjee;Ashok Kumar Das;Samiran Chattopadhyay

Frequent Co-Authors

Vanga Odelu
Vanga Odelu Birla Institute of Technology and Science, Pilani
Mohammad Wazid
Mohammad Wazid Graphic Era University
Neeraj Kumar
Neeraj Kumar Thapar University
Joel J. P. C. Rodrigues
Joel J. P. C. Rodrigues Federal University of Piauí
Saru Kumari
Saru Kumari Chaudhary Charan Singh University
Adrijit Goswami
Adrijit Goswami Indian Institute of Technology Kharagpur
Muhammad Khurram Khan
Muhammad Khurram Khan King Saud University
Athanasios V. Vasilakos
Athanasios V. Vasilakos University of Agder
Kim-Kwang Raymond Choo
Kim-Kwang Raymond Choo The University of Texas at San Antonio
Marimuthu Karuppiah
Marimuthu Karuppiah Presidency University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring online study options can open diverse career opportunities in computer science and beyond. Students who are keen to advance their expertise may consider the most useful masters degrees in technology and engineering. These programs are highly valued by employers and can lead to high-demand roles in data science, cybersecurity, and software development.

For those looking to start with a flexible path, an associates degree online provides a cost-effective entry point into the tech field. Many students begin with these foundational courses before transferring to complete a bachelor’s degree.

Cost and accessibility are key concerns for many learners. There are cheap online college classes that make it easier to begin or continue your computer science education without excessive debt.

If your academic history includes a lower GPA, don’t be discouraged. There are quality college with low gpa options that still provide respected programs and resources to help you succeed in a computer science career.

Best Scientists Citing Ashok Kumar Das

Trending Scientists