Results 1 to 10 of about 18,371 (299)

Designing Two Secure Keyed Hash Functions Based on Sponge Construction and the Chaotic Neural Network [PDF]

open access: yesEntropy, 2020
In this paper, we propose, implement, and analyze the structures of two keyed hash functions using the Chaotic Neural Network (CNN). These structures are based on Sponge construction, and they produce two variants of hash value lengths, i.e., 256 and 512
Nabil Abdoun   +5 more
doaj   +2 more sources

Synthetic and real data sets for benchmarking non-cryptographic hash functions [PDF]

open access: yesData in Brief, 2019
The overall assessment of non-cryptographic functions is very complex and there is not a widely used benchmark. These data have been collected and created as a benchmark for testing non-cryptographic hash functions.
Yago Saez   +3 more
doaj   +2 more sources

Investigating the Avalanche Effect of Various Cryptographically Secure Hash Functions and Hash-Based Applications

open access: yesIEEE Access, 2022
In modern cryptography, hash functions are considered as one of the key components for secure communication. They play a vital role in a wide range of applications such as ensuring the authentication and integrity of the data, in forensic investigation ...
Darshana Upadhyay   +3 more
doaj   +3 more sources

Two New Lightweight Cryptographic Hash Functions Based on Saturnin and Beetle for the Internet of Things

open access: yesIEEE Access, 2023
With the enormous growth in Internet of Things (IoT) applications, the volume of data shared among IoT devices is vastly increasing. Extensive IoT device connectivity and substantial data transmission have made information integrity susceptible to ...
Susila Windarta   +6 more
doaj   +3 more sources

Parameterized Hash Functions

open access: yesAnnales UMCS, Informatica, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Tomasz Bilski   +3 more
core   +4 more sources

Lightweight Cryptographic Hash Functions: Design Trends, Comparative Study, and Future Directions

open access: yesIEEE Access, 2022
The emergence of the Internet of Things (IoT) has enabled billions of devices that collect large amounts of data to be connected. Therefore, IoT security has fundamental requirements. One critical aspect of IoT security is data integrity.
Susila Windarta   +4 more
doaj   +3 more sources

A chaotic parallel hash engine with dynamic stochastic diffusion for blockchain and cloud security [PDF]

open access: yesScientific Reports
The design of cryptographic hash functions is crucial for ensuring the security of digital information. In this context, cellular automata (CAs) have emerged as a promising tool due to their inherent parallelism, determinism, and simplicity.
Qianyun Wang   +5 more
doaj   +2 more sources

The Grindahl Hash Functions [PDF]

open access: yes, 2007
In this paper we propose the Grindahl hash functions, which are based on components of the Rijndael algorithm. To make collision search sufficiently difficult, this design has the important feature that no low-weight characteristics form collisions, and at the same time it limits access to the state.
Lars R. Knudsen   +2 more
openaire   +2 more sources

Dispersing hash functions

open access: yesRandom Structures & Algorithms, 2000
AbstractWe define a family of functions F from a domain U to a range R to be dispersing if for every set S ⊆ U of a certain size and random h ∈ F, the expected value of ∣S∣ – ∣h[S]∣ is not much larger than the expectation if h had been chosen at random from the set of all functions from U to R.We give near‐optimal upper and lower bounds on the size of ...
Pagh, Rasmus
openaire   +3 more sources

Keyed Parallel Hash Algorithm Based on Multiple Chaotic Maps (KPHA-MCM)

open access: yesIEEE Access, 2021
Hash functions are considered as the core of cryptography, which are the basic technique used for data security. Cryptographic hash functions also can be used to achieve the integrity of large data such as the data stored in a hard disk and set of ...
Roayat Ismail Abdelfatah   +2 more
doaj   +1 more source

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