A Novel Multiblock Region-Based Arnold Transformation for Image Watermarking Combined with DWT-PSO Technique. - Kumari Rinki; Pushpneel Verma; Ranjeet Kumar Singh (FICTA (2), 2021)

A DWT and Coefficient Exchange Block Based DCT Image Watermarking and their Comparative Assessment. - Kumari Rinki; Puspneel Verma (ICCCNT, 2021)

A novel matrix multiplication based LSB substitution mechanism for data security and authentication. - Kumari Rinki; Puspneel Verma; Ranjeet Kumar Singh (J. King Saud Univ. Comput. Inf. Sci., 2022)