Purwar, Ravindra Kr.

• 2017, Volume 30, Issue Number 2 - Articles
  An Evolutionary Algorithm based Multiscale Digital Image Watermarking Technique using Discrete Wavelet Transform and Singular Value Decomposition
  Abstract
• 2018, Volume 31, Issue Number 2 - Articles
  An image encryption scheme using dynamic S-box based on 2D Zaslavsky chaotic map
  Abstract