Generation of 8 × 8 S-boxes using 4 × 4 optimal S-boxes. - Tiwari, Vikas; Singh, Ajeet; Tentu, Appala Naidu; Saxena, Ashutosh (Int. J. Inf. Comput. Secur., 2023)

Implementation of a secret sharing-based masking scheme against side-channel attack for ultra-lightweight ciphers in IoT. - Sutar, Swapnil; Tiwari, Vikas; Singh, Ajeet (Int. J. Inf. Comput. Secur., 2023)

Towards Finding Active Number of S-Boxes in Block Ciphers using Mixed Integer Linear Programming. - Tiwari, Vikas; Jampala, Neelima; Tentu, Appala Naidu; Saxena, Ashutosh (Informatica (Slovenia), 2021)

Construction of $4× 4$ MDS Matrices for Lightweight Block Ciphers. - Tiwari, Vikas; Naidu, Allu Swamy; Singh, Ajeet; Saxena, Ashutosh (2021)

Ceiling Improvement on Breast Cancer Prediction Accuracy Using Unary KNN and Binary LightGBM Stacked Ensemble Learning. - Singh, Ajeet; Tiwari, Vikas; Tentu, Appala Naidu (2021)

Differential cryptanalysis on DES cryptosystem up to eight rounds. - Tiwari, Vikas; Singh, Ajeet; Tentu, Appala Naidu (Int. J. Inf. Priv. Secur. Integr., 2019)

An optimal dimension reduction-based feature selection and classification strategy for geospatial imagery. - Singh, Ajeet; Tiwari, Vikas (Int. J. Knowl. Eng. Soft Data Paradigms, 2019)

A Machine Vision Attack Model on Image Based CAPTCHAs Challenge: Large Scale Evaluation. - Singh, Ajeet; Tiwari, Vikas; Tentu, Appala Naidu (2018)

Modified PEB Formulation for Hardware-Efficient Fixed-Width Booth Multiplier. - Mohanty, Basant K.; Tiwari, Vikas (Circuits Syst. Signal Process., 2014)