Internet of Things is an ecosystem of interconnected devices that are accessible through the
internet. The recent research focuses on adding more smartness and intelligence to these …

Efficient substitution boxes have crucial importance in the design of cryptographically strong
modern block encryption algorithms. They are the only nonlinear blocks that decide the …

Substitution boxes (S-boxes) have a very important role in the recent developments of block
ciphers as it provides the nonlinearity for the ciphers. To resist different kinds of attacks, S …

Block ciphers have been extremely predominant in the area of cryptography and due to the
paradigm shift towards devices of resource constrained nature, lightweight block ciphers …

Substitution box (S-box) is one of the most important structures used for byte change
operation in block encryption algorithms. An S-box structure with strong cryptological …

Symmetric encryption has been considered as one of the essential means of ensuring
security of end to end communication. The robustness and strength of modern day block …

Block cipher is an encryption algorithm that performs a substitution and permutation
operations on a block of data using a secret key. Block cipher relies on substitution boxes to …

Most of the block ciphers contain substitution-boxes as their cornerstone primitive to add
requisite nonlinearity. S-boxes are responsible to ensure strong confusion and resistance to …

Substitution boxes (S-Boxes) are essential elements of modern block ciphers, serving as
non-linear characteristics that enhance the resistance of these ciphers against cryptanalysis …

In the modern block cipher, the substitution box (S-box) is a nonlinear constituent that plays
a substantial role to create the confusion in ciphertext. S-boxes with low value of differential …