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 …

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 …

Internet of Things (IoT) have offered great opportunities for the growth of smart objects in the
last decade. Smart devices are deployed in many fields such as smart cities, healthcare and …