The underlying fundaments of blockchain are cryptography and cryptographic concepts that
provide reliable and secure decentralized solutions. Although many recent papers study the …

The blockchain is an emerging technology. It is widely used because of its efficiency and
functionality. The hash function, as a supporting aspect of the data structure, is critical for …

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The main cryptographic primitives in blockchain networks are hashing functions that are
designed to form short and unpredictable digests for the message entered. In blockchain …

This work reports an efficient and compact FPGA processor for the SHA-256 algorithm. The
novel processor architecture is based on a custom datapath that exploits the reusing of …

Hash function algorithms are widely used to provide security services of integrity and
authentication, being SHA-2 the latest set of hash algorithms standardized by the US …

As the world becomes an interconnected network in which objects and humans interact, new
challenges and threats appear. In this interconnected world, smart objects seam to have an …

As the world becomes an interconnected network where objects and humans interact with
each other, new challenges and threats appear in the ecosystem. In this interconnected …

A new hashing algorithm-HAS01 is considered in this article. This algorithm is part of the
hash function of the SHA-3 family, and was developed on the basis of the cryptographic …

The prolong growth of wired and wireless communication has spark off the revolution for the
generation of new cryptographic algorithms. Hash functions are similar and important …