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cs.CR2026
On MDS Property of g-Circulant Matrices
Tapas Chatterjee, Ayantika Laha
Circulant Maximum Distance Separable (MDS) matrices have gained significant importance due to their applications in the diffusion layer of the AES block cipher. In , Gupta an…
cs.CR2025
A note on cyclic MDS and non-MDS matrices
Tapas Chatterjee, Ayantika Laha
In Daemen {\it{ et al.}} introduced a circulant Maximum Distance Separable (MDS) matrix in the diffusion layer of the Rijndael block cipher, drawing significant attention t…
cs.CR2025
A Characterization of Semi-Involutory MDS Matrices
Tapas Chatterjee, Ayantika Laha
In symmetric cryptography, maximum distance separable (MDS) matrices with computationally simple inverses have wide applications. Many block ciphers like AES, SQUARE, SHARK, and ha…