Rajeev Kumar earned his Ph.D. in Computer Engineering from the University of Delhi, India, in 2017. Following this, he completed a Post-Doctorate at Kyungil University, South Korea. Presently, he holds the position of Assistant Professor in the Department of Computer Science and Engineering at Delhi Technological University, Delhi, India. Recognized for his expertise, Dr. Kumar was honored with a fellowship from the National Research Foundation (NRF), Korea, spanning the periods of 2018-2019 and 2021-2025. This fellowship supported his work on projects within the realm of multimedia security. Notably, he received Commendable Research Excellence Awards from Delhi Technological University in 2022, 2023 and 2024. Dr. Kumar actively contributes to the scholarly community. He serves as an Associate Editor for the Journal of Information Security and Applications (JISAs) published by Elsevier, and Journal of Electronic Imaging (JEI) published by SPIE, SN Computer Science published by Springer, and as a Review Editor for the journal 'Frontiers in Signal Processing.' Additionally, he is editorial board member of the prestigious Scientific Reports, Nature. Moreover, he has also been awarded membership of APSIPA Multimedia Security and Forensics Technical Committee. His research interests span a wide spectrum, including Privacy and security concerning neural networks, steganography, reversible data hiding, multimedia forensics, image processing, compression, hyperspectral image classification, and wireless sensor networks. His contributions to academia are evident through his extensive publication record and multiple pateneted inventions. 

Honorary Resposibilties

• Associate Editor for Journal of Information Security and Applications (JISAs), Elsevier
• Editorial Board Member of Scientific Reports, Nature
• Associate Editor for Journal of Electronic Imaging (JEI), SPIE
• Associate Editor for SN Computer Science, Springer
• Review Editor for journal ‘Frontiers in Signal Processing’
• Lead Guest Editor for “Journal of Information Security and Applications” for a special issue on Advancements in multimedia security in the context of Artificial Intelligence and Cloud Computing
• Guest Editor for “Journal of Internet Technology (JIT)” for a special issue on Emerging security and privacy issues and their countermeasures in Industrial Internet of Things (IIoT)
• Session Chair in 2^ndInternational Conference on on Disruptive Technologies (ICDT-2024) held on 15-16 March 2024 at GL Bajaj Institute of Technology and Management, Greater Noida, Uttar Pradesh.
• Session Chair in 2^ndInternational Conference on Communication, Security and Artificial Intelligence held on 23-25 November 2023 at Galgotias University, Greater Noida, Uttar Pradesh.
• Session Chair in International Conference on Advances and Applications of Artificial Intelligence and Machine Learning (ICAAAIML-2022) held on 16-17 September 2022 at Sharda University, Greater Noida, Uttar Pradesh.
• Session Chair in International Conference on Computer and Computational Sciences (ICCCS-22) held on 11-12 February 2022 at ITS Engineering College, Greater Noida, Uttar Pradesh.
• Session Chair in International Conference on International Conference on Cyber Technologies and Emerging Sciences (ICCTES-2021) held on 17 – 18 December 2021 at Graphic Era Hill University, Bhimtal Campus, Uttarakhand.
• Session Chair in International Conference on Computational Intelligence in Analytics and Information Systems (CIAIS-2021), held on 2-3 April 2021 at Manav Rachna University, Faridabad, Haryana.

Patent Applications (Granted/Published/Filed)

SCI(E) Publications

[SJ44] Ankur, Rajeev Kumar, Pallavi Ranjan, and Ki-Hyun Jung "Leveraging rANS for Synchronized High Capacity Reversible Data Hiding in Encrypted Image ”, Expert Systems with Applications, Elsevier, 2024. (IF: 7.5)

[SJ43]  Anukriti Kaushal, Chia-Chen Lin, Rishabh Chauhan, and Rajeev Kumar  “Charting the Growth of Text Summarization: A Data-Driven Exploration of Reserach Trends and Technological Advancements”, Applied Sciences, 2024 (IF: 2.5)

[SJ42]  Aruna Malik, Vikas Tyagi, Samayveer Singh, Rajeev Kumar, Huaming Wu and Sukhpal Singh Gill “Optimizing Secure Data Transmission in 6G-Enabled IoMT using Blockchain Integration”, IEEE Transactions on Consumer Electronics, 2024 (IF: 4.3)

[SJ41]  Kartikey Vishnu, Devdoot Chatterjee, Anurag Goel, and Rajeev Kumar “Deep Convolutional Architectures for Optimizing Multi-Element Airfoil Systems”, Physics of Fluids, AIP  Publishing, 2024 (IF: 4.1)

[SJ40]  Pallavi Ranjan, Ashish Girdhar, Ankur, and Rajeev Kumar “A Novel Spectral-Spatial 3D Auxiliary Conditional GAN Integrated Convolutioal LSTM for Hyperspectral Image Classification”, Earth Science Informatics, Springer, 2024 (IF: 2.7)

[SJ39] Ankur, Rajeev Kumar, Ajay K Sharma, “Link Chain Driven Reversible Data Hiding in Encrypted Images for High Payload ”, Signal, Image and Video Processing, 2024. (IF: 2.3)

[SJ38]  Nancy Girdhar, Deepak Sharma, Rajeev Kumar, Monalisa Sahu, and Chia-Chen Lin “Emerging Trends in Biomedical Trait-based Human Identification: A Bibliometric Analysis”, SLAS Technology, Elsevier, p. 100136, 2024 (IF: 2.8)

[SJ37]  Sonal Gandhi, and Rajeev Kumar “A High-capacity Reversible Data Hiding with Contrast Enhancement and Brightness Preservation for Medical Images”, Multimedia Tools & App., Springer, 2024 (IF: 3.6)

[SJ36]  Anukriti Kaushal, Sanjay Kumar, and Rajeev Kumar “A Review on Deepfake Generation and Detection: Bibliometric Analysis”, Multimedia Tools & App., Springer, 2024 (IF: 3.6)

[SJ35]  Pallavi Ranjan, Rajeev Kumar, and Ashish Girdhar “A 3D-Convolutioal-Autoencoder Embedded Siamese-Attention-Network for Classification of Hyperspectral Images”, Neural Computing and Applications, Springer, 2024 (IF: 6.0)

SJ34]  Rajeev Kumar, Roberto Caldelli, KokSheik Wong,  Aruna Malik and Ki-Hyun Jung, “High-Fidelity Reversible Data Hiding using Novel Comprehensive Rhombus Predictor”, Multimedia Tools & App., Springer, 2024 (IF: 3.6)

SJ33]  Mayank Pandey, Samayveer Singh, Aruna Malik and Rajeev Kumar, “Detecting Low-Resolution Deepfakes: An Exploration of Machine Learning Techniques”, Multimedia Tools & App., Springer, 2024 (IF: 3.6)

[SJ32] Deepak Sharma, Rajeev Kumar, Ki-Hyun Jung, “A Bibliometric Analysis of Convergence of Artificial Intelligence and Blockchain for Edge of Things”, Journal of Grid Computing, Springer, Vol. 21(4), pp. 79, 2023. (IF: 5.5)

[SJ31] Ankur, Rajeev Kumar, Ajay K Sharma, “Bit-Plane based Reversible Data Hiding in Encrypted Images Using Multi-Level Blocking with Quad-Tree ”, IEEE Transactions on Multimedia, Vol. 26, pp. 4722-4735, 2024. (IF: 7.3)

[SJ30] Ankur, Rajeev Kumar, Ajay K Sharma, “High Capacity Reversible Data Hiding with Contiguous Space in Encrypted Images”, Computers and Electrical Engineering, Vol. 112, pp. 109017, 2023. (IF: 4.152)

[SJ29] Rajeev Kumar, Deepak Sharma, Amit Dua, and Ki-Hyun Jung, “A Review of Different Prediction Methods for Reversible Data Hiding”, Journal of Information Security and Applications, Vol. 78, pp. 103572, 2023. (IF: 5.6)

[SJ28]  Neeraj Kumar, Rajeev Kumar, Aruna Malik, Samayveer Singh, and Ki-Hyun Jung, “Reversible Data Hiding with High Visual Quality using Pairwise PVO and PEE”, Multimedia Tools & App., Springer, Vol. 82, pp. 30733-30758, 2023 (IF: 3.6)

[SJ27]  Rajeev Kumar, and Aruna Malik, “Multimedia information hiding method for AMBTC compressed images using LSB substitution technique”, Multimedia Tools & App., Springer, Vol. 82, pp. 8623-8642, 2023 (IF: 3.6)

[SJ26]  Rajeev Kumar, Neeraj Kumar, and Ki-Hyun Jung, “Reversible data hiding using improved pixel value ordering and complementary strategy” Symmetry, Vol. 14(12), pp. 2477, 2022 (IF: 2.7)

[SJ25]  Samayveer Singh, Mohit Kumar, Om Prakash Verma, Rajeev Kumar, Sukhpal Singh Gill, “An IIoT based secure and sustainable smart supply chain system using sensor networks”, Transactions on Emerging Telecommunications Technologies, Wiley, Vol. 34(2), 2022 (IF: 3.310)

[SJ24]  Rajeev Kumar, Neeraj Kumar, and Ki-Hyun Jung “Enhanced interpolation-based AMBTC image compression using Weber’s law”, Multimedia Tools & App., Springer, Vol. 81, pp. 20817-20828, 2022 (IF: 3.6)

[SJ23]  Aridaman Singh, Samayveer Singh, Aruna Malik, and Rajeev Kumar “A Green Data Collection & Transmission Method for IoT enabled WSN in Disaster Management”, IEEE Sensors Journal, Vol. 21(22), pp. 25912-25921, 2021. (IF: 4.325)

[SJ22]  Samayveer Singh, Aridaman Singh, Aruna Malik, Rajeev Kumar, Lalit Awashthi, and Neeraj Kumar, “A GA based Sustainable and Secure Green Data Communication Method Using IoT enabled WSN in Healthcare”, IEEE Internet of Things Journal, Vol. 9(10), pp. 7481-7490, 2021. (IF: 10.238)

[SJ21]  Aridaman Singh, Samayveer Singh, Nandan Singh, Rajeev Kumar, and Neeraj Kumar, “An Optimized Genetic Algorithm for Cluster Head Election based on Movable Sinks and Adjustable Sensing Ranges in IoT based HWSNs”, IEEE Internet of Things Journal, Vol. 9(7), pp. 5027-5039, 2021. (IF: 10.238)

[SJ20]  Samayveer Singh, Aruna Malik, Rajeev Kumar, and Pradeep Singh, “A Proficient Data Gathering Technique for UAV enabled Heterogeneous Wireless Sensor Networks”, International Journal of Communication Systems, Vol. 34(16), 2021. (IF: 2.047)

[SJ19]  Neeraj Kumar, Rajeev Kumar, and Roberto Caldelli, “Local Moment driven PVO based Reversible Data Hiding”, IEEE Signal Processing Letters, Vol. 28, pp. 1335-1339,  2021. (IF: 3.9)

[SJ18]  Arun Kumar Rai, Neeraj Kumar, Rajeev Kumar, Hari Om, Satish Chand and Ki-Hyun Jung, “Intra-Block Correlation Based Reversible Data Hiding in Encrypted Images Using Parametric Binary Tree Labeling”, Symmetry, Vol. 13(6), pp. 1072, 2021. (IF: 2.7)

[SJ17]  Neeraj Kumar, Rajeev Kumar, Aruna Malik, and Samayveer Singh “Low bandwidth data hiding for multimedia systems based on bit redundancy”, Multimedia Tools & App., Springer, Vol. 81, pp. 35027-35047, 2021 (IF: 3.6)

[SJ16]  Gurjinder Kaur, Samayveer Singh, Rajneesh Rani, Rajeev Kumar, and Aruna Malik “High-Quality Reversible Data Hiding Scheme Using Sorting and Enhanced Pairwise PEE”, IET Image Processing, Vol. 16(4), pp. 1096-1110, 2021 (IF: 1.773)

[SJ15]  Gurjinder Kaur, Samayveer Singh, Rajneesh Rani, and Rajeev Kumar “A Comprehensive Study of Reversible Data Hiding (RDH) Schemes based on Pixel Value Ordering (PVO)”, Archives of Computational Methods in Engineering, Springer, Vol. 28, pp. 3517-3568, 2021 (IF: 9.7)

[SJ14]  Rajeev Kumar, and Ki-Hyun Jung “Enhanced Pairwise IPVO based high capacity reversible data hiding scheme using rhombus context”, Information Sciences, Elsevier, Vol. 536, pp. 101-119, 2020 (IF: 8.1)

[SJ13]  Rajeev Kumar, Neeraj Kumar, and Ki-Hyun Jung “I-PVO based High Capacity Reversible Data Hiding using Bin Reservation Strategy”, Multimedia Tools & App., Springer, Vol. 79, pp. 22635-22651, 2020 (IF: 3.6)

[SJ12]  Rajeev Kumar, and Ki-Hyun Jung “Color image steganography scheme using gray invariant in AMBTC compression domain”, Multidimensional Systems and Signal Processing, Springer, Vol. 31(3), 2020 (IF: 2.03)

[SJ11]  Rajeev Kumar, and Ki-Hyun Jung “Robust reversible data hiding based on two-layer embedding”, Information Sciences, Elsevier. Vol. 512, pp. 96-107, 2020, (IF: 8.1)

[SJ10] Rajeev Kumar, and Ki-Hyun Jung “A Systematic Survey of Block Truncation Coding based Data Hiding Techniques”, Multimedia Tools & App., Springer, Vol. 78, pp. 32239-32259, 2019 (IF: 3.6)

[SJ9] Rajeev Kumar, Dae-Soo Kim, and Ki-Hyun Jung, “Enhanced AMBTC based data hiding method using hamming distance and pixel value differencing”, Journal of Information Security and Applications, Vol. 47, pages 94-103, 2019. (IF: 5.6)

[SJ8]  Rajeev Kumar, Satish Chand and Samayveer Singh, “An Improved Histogram-Shifting-Imitated Reversible Data Hiding based on HVS Characteristics”, Multimedia Tools & App., Springer, Vol. 77, pp. 13445-13457, 2018. (IF: 3.6)

[SJ7] Aruna Malik, Samayveer Singh, and Rajeev Kumar, “Recovery based High Capacity Reversible Data Hiding Scheme using Even-Odd Embedding”, Multimedia Tools & Application, Springer, Vol. 77, pp. 15803-15827, 2018. (IF: 3.6)

[SJ6] Rajeev Kumar, Satish Chand and Samayveer Singh, “An Optimal High Capacity Reversible Data Hiding Scheme Using Move to Front Coding for LZW codes”, Multimedia Tools & App., Springer,  Vol. 78, pp. 22977-23001, 2019 (IF: 3.6)

[SJ5] Samayveer Singh, Aruna Malik, and Rajeev Kumar, “Energy efficient heterogeneous DEEC protocol for enhancing lifetime in WSNs”, Engineering Science and Technology, an International Journal. Elsevier, Vol. 20 (1), pp.345–353, 2017 (IF: 5.7)

[SJ4] Rajeev Kumar and Satish Chand, “A Novel High Capacity Reversible Data Hiding Scheme based on Pixel intensity Segmentation”, Multimedia Tools & App., Springer, Vol. 76, pp.979–996, 2017, DOI 10.1007/s11042-015-3069-4. (IF: 3.6)

[SJ3] Rajeev Kumar and Satish Chand, “A Reversible High Capacity Data Hiding Scheme Using Pixel Value Adjusting Feature”, Multimedia Tools & App., Springer, Vol. 75, pp. 241–259, 2016. (IF: 3.6)

[SJ2]  Rajeev Kumar, Satish Chand, and Samayveer Singh, “A Reversible Data Hiding Scheme Using Pixel Location”, International Arab Journal of Information Technology, Vol. 15(4), pp. 763–768,  2018 (IF: 0.742)

[SJ1] Samayveer Singh, Satish Chand, Rajeev Kumar and Bijendra Kumar, “Optimal Sensors Deployment for WSNs in a Grid Environment”, IET- Electronics Letters, Vol. 49(16), pp. 1040-1041, 2013. (IF: 1.343)

Funded Projects

Ph.D. Supervisions

• Ankur: Information Hiding in Encrypted Images for Privacy-Preservation and Covert Communication (Completed) Co-Supervisor Prof. Ajay K Sharma, Director, NIT Delhi
• Pallavi Ranjan: Devise and Development of Deep Learning Models for Stratification of Hyperspectral Images (Completed) Co-Supervisor Dr. Ashish Girdhar, Asst. Prof., Kurukshetra University
• Sonal Gandhi (Full time Ph.D. Candidate): Development of Data Hiding Methods for Content Protection in Medical Domain
• Anukriti Kaushal (Part time Ph.D. Candidate): Development of Intelligent Image-Forensics Strategies  Co-Supervisor Dr. Sanjay Kumar, Asst. Prof., DTU, Delhi
• Meenakshi Diwan (Full time Ph.D. Candidate): TBD
• Nitesh Goyal (Part time Ph.D. Candidate): TBD Co-Supervisor Prof. Manoj Kumar, DTU, Delhi
• Immanni Ganesh (Full time Ph.D. Candidate): TBD  Co-Supervisor Dr. Anurag Goel, Asst. Prof., DTU, Delhi

M.Tech. Supervisions

• Manas Kainth (M.Tech. CSE 2021-23) Thesis Title: Convolution Neural Network based Predictor for Reversible Data Hiding in Images
• Rasika Gupta (M.Tech. CSE 2022-24): Thesis Title: Enhanced Data Hiding by Segmentation For Medical Images
• Kushagra Gupta (M.Tech. AI 2022-24): Thesis Title: Study and Development of AMBTC based Data Hiding Methods.

Academic Responsibilities

• Head, Drone Training Centre, DTU.
• Co-Coordinator, IPR Cell, DTU.
• In-Charge of Blockchain Technology Reserach Lab, DTU
• Co-Incharge of Artificial Intelligence Lab, CSE Dept., DTU.
• Deputy Coordinator, PhD Admissions, CSE Dept. DTU (July 2022 to Feb 2023).
• Member of Research Excellence Awards Scrutiny Committee (2021, 2022, and 2024).
• Member of Research Excellence Awards Organizing Committee (2021, 2022, and 2024).
• Member of Mid Semester Exam Organizing Committee, CSE Dept. DTU (2023-24, 2024-25).
• Member of Registration cum Orientation Committee of B.Tech. admitted students Induction Programme (2023-24).
• Jury Member, Smart India Hackathon 2023 and 2024, DTU.
• Member of ISO Team, CSE Dept., DTU.

Expert Talks

• On "Understanding Different Types of IPRs" in One Week Online Short-Term Course on “Intellectual Property Right: Fostering Research and Economic Development” organized by Dr B R Ambedkar National Institute of Technology, Jalandhar, on 19th Dec, 2023.
• On "Need of Machine Learning" in World Youth Skill Day Webinar organized by CSIR-Central Scientific Instruments Organization, Chandigarh, on 15th July, 2023.
• On "Prototype/Process Design and Development" in Two-Days Online Workshop organized by Dr B R Ambedkar National Institute of Technology, Jalandhar, on 29th April, 2023.
• On "Demystifying Different Types of IP" in One Week Online Short-Term Course on “Demystifying Intellectual Property for Research Integrity and Economic Development” (OSTC-DIPRIED, 2023) organized by Delhi Technological University, Delhi, India on 13th March, 2023. 
• On "Design and Analysis of Steganography Techniques" at ABES Engineering College, Ghaziabad, UP, India, on Apr, 2020.