Dr. Shailendra Kumar Tripathi

Department Computer Science & Engineering
Designation Assistant Professor Grade-II
Educational Qualification PhD, M.Tech, B.E.
E-Mail sktripathi.cse@nitrr.ac.in
Contact Number 9993364581
Areas of Interest

Cryptography, Visual Cryptography, Secret Image Sharing, Steganography, Multi-media Security and Digital Image Processing.

Publications

Journals:

  1.  Rohit, Shailendra Kumar Tripathi, Bhupendra Gupta, Subir Singh Lamba. "A companion matrix and 2D compressive sensing based efficient image encryption method." Signal Processing (2025): 110304.
  2. Rakhi, Shailendra Kumar Tripathi, Bhupendra Gupta, and Subir Singh Lamba. "ODMN: A hybrid approach for outlier detection using mutual neighbors". Signal, Image and Video Processing 19, no. 12 (2025): 1011.
  3. Rohit, Shailendra Kumar Tripathi, Bhupendra Gupta, Subir Singh Lamba, A companion matrix-based efficient image encryption method. In Signal Processing, Vol. 228, pp.109753-109771, 2024, Elsevier. (Impact Factor: 3.4, ISSN: 1872-7557, DOI: https://doi.org/10.1016/j.sigpro.2024.109753).
  4. Shailendra Kumar Tripathi, Bhupendra Gupta, K. K. Soundra Pandian, An alternativepractical public-key cryptosystems based on the Dependent RSA Discrete Logarithm Problems. In Expert Systems with Applications, vol 164, pp. 114047,2021, Elsevier. (Impact Factor: 7.5, ISSN: 0957-4174, DOI: https://doi.org/10.1016/j.eswa.2020.114047 ).
  5. Shailendra Kumar Tripathi, Bhupendra Gupta, K. K. Soundra Pandian, The Shortest Register with Non-linear Update for Generating a Given Finite or Periodic Sequence. In IEEE Communications Letters, Vol 24(6), pp. 1173–1177, 2020. (Impact Factor: 3.7, ISSN:1558-2558, Digital Object Identifier 10.1109/LCOMM.2020.2979461).
  6.  Shailendra Kumar Tripathi, Sai Badiya, K. K. Soundra Pandian, Bhupendra Gupta, Hoda AlKhzaimi, Invertible secret sharing: Using meaningful shadows based on Sorted Indexed Code. In Optik-International Journal for Light and Electron Optics, Vol. 224, pp. 165658, 2020, Elsevier. (Impact Factor: 2.84, ISSN:0030-4026, DOI: https://doi.org/10.1016/j.ijleo.2020.165658 ).
  7. Shailendra Kumar Tripathi, Bhupendra Gupta, Mayank Tiwari, An alternative approach to preserve naturalness with non-uniform illumination estimation for images enhancement using normalized L2-Norm based on Retinex. In Multidimensional Systems and Signal Processing, Vol. 31(3), pp. 1091–1112, 2020, Springer. (Impact Factor: 1.7, ISSN: 0923-6082, DOI: https://doi.org/10.1007/s11045-020-00700-9 ).
  8. Shailendra Kumar Tripathi, Bhupendra Gupta, K. K. Soundra Pandian, Hybrid image sharing scheme using nonrecursive hash key based stream cipher. In Multimedia Tools and Applications, Vol. 78(8), pp. 10837-10863, 2019, Springer. (Impact Factor: 3.0, ISSN: 1380-7501, DOI: https://doi.org/10.1007/s11042-018-6663-4).

Conferences:

  1. Shailendra Kumar Tripathi, Bhupendra Gupta, K. K. Soundra Pandian, Yumnam Jayanta Singh, Secret Image SharingScheme for Gray Level Images Using Toeplitz Matrix Based Stream Cipher, In International Symposium on Security in Computing and Communication 2019 Dec 18-21. Springer.
  2. Shailendra KumarTripathi, Bhupendra Gupta, An Extension to Modified Harn Digital Signature Scheme with the Feature of Message Recovery, In Networking Communication and Data Knowledge Engineering) (International), pp. 183-193). Springer, 2018.
  3. Shailendra Kumar Tripathi, K. K. Soundra Pandian, Bhupendra Gupta, Hardware Implementation of dynamic key value-based stream cipher using chaotic logistic map, In 2018 2nd International Conference on Trends in Electronics and Informatics (ICOEI) 2018 May 11-12 (pp.1104- 1108). IEEE.
  4.  Shailendra KumarTripathi, Bhupendra Gupta, An efficient digital signature scheme by using integer factorization and discrete logarithm problem, In 2017International Conference on Advances in Computing, Communications and Informatics (ICACCI) 2017 Sep 13-16 (pp. 1261-1266). IEEE.
  5.  Shailendra KumarTripathi, Bhupendra Gupta, A New ProbabilisticDigital Signature Scheme Based on Integer Factorization Problem, In Information Science and Applications (ICISA) 2016; Feb 15, 2016 - Feb 18, 2016 (pp. 613- 621). Springer.

 

 

 


Other Info.

Award:

  1. Young Scientist Award 2018 33rd M.P. Young Scientist Congress Madhya Pradesh Council of Science and Technology, Vigyan Bhavan, Nehru Nagar, Bhopal (http://mpcost.gov.in/ )-462003.

Certificate Courses:

  1. NPTEL Online Certification on Cryptography and Network Security Jul–Oct, 2022 Elite Gold (Top Toper 1%, Score 95%).
  2. NPTEL Online Certification on Systems and Usable Security Feb-Mar,2022 Elite Silver (Top Topper 2%, Score: 85%).