Results 31 to 40 of about 40,689 (200)

Transparent code authentication at the processor level [PDF]

open access: yes, 2009
The authors present a lightweight authentication mechanism that verifies the authenticity of code and thereby addresses the virus and malicious code problems at the hardware level eliminating the need for trusted extensions in the operating system.
A.O. Durahim   +32 more
core   +2 more sources

JAVASCRIPT SECURITY USING CRYPTOGRAPHIC HASH FUNCTIONS

open access: yesAdvanced Information Systems, 2019
The subject of this research is the development of methods of protection against attacks on third-party JavaScript and the document object model (DOM). The purpose of the article is to develop an algorithm and determine the effectiveness of using cryptographic hash functions as one of the methods of protection against attacks on third-party JavaScript ...
Rahimova, Irada   +3 more
openaire   +5 more sources

Example of internal function for Sponge scheme built on the basis of the generalized AES design methodology

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2021
The purpose of this article is to construct an internal function underlying the “Sponge” scheme for constructing  cryptographic  hash  functions.  An  internal  function in  the  “Sponge”  scheme  is  a  fixed-length transformation  or  permutation  that 
R. M. Ospanov   +3 more
doaj   +1 more source

Secure Parallel Image Cryptographic Hash Function Using a Novel 2D High-Randomness Hyperchaotic Map

open access: yesMathematics
For image data, the processing of each pixel using a cryptographic hash function is linear, and the existing cryptographic hash function lacks parallel processing of image width and height.
Mingrui Qi, Dongdong Wang
doaj   +1 more source

ON THE UNIVERSAL TREE MODE OF HASH CODE GENERATION

open access: yesСовременные информационные технологии и IT-образование, 2018
Classical approaches to the construction of hash function modes, based on the using of iterative procedures, do not allow efficient processing of large amounts of data and can’t be adapted to parallel computing architectures.
Dmitriy S. Bogdanov   +2 more
doaj   +1 more source

Construction and Analysis of SHA-256 Compression Function Based on Chaos S-Box

open access: yesIEEE Access, 2021
To further improve the security of SHA-256, a compression function construction scheme based on chaotic S-box is proposed. Through the reasonable design of the iteration mode and using the nonlinearity, confusion, and anti-difference of chaotic S-box ...
Juan Wang, Ge Liu, Yongqi Chen, Shu Wang
doaj   +1 more source

A Lightweight Hash-Based Blockchain Architecture for Industrial IoT

open access: yesApplied Sciences, 2019
Blockchain is a technology that can ensure data integrity in a distributed network, and it is actively applied in various fields. Recently, blockchain is gaining attention due to combining with the Internet of Things (IoT) technology in the industrial ...
Byoungjin Seok   +2 more
doaj   +1 more source

A new design paradigm for provably secure keyless hash function with subsets and two variables polynomial function

open access: yesJournal of King Saud University: Computer and Information Sciences, 2022
Provably secure keyless hash function uses Random Oracle (RO) or Sponge principles for the design and construction of security-centric hash algorithms. It capitalizes the aforesaid principles to produce outcomes like MD2, MD5, SHA-160, SHA-224/256, SHA ...
P. Karthik, P. Shanthi Bala
doaj   +1 more source

Verifiable Random Functions (VRFs) [PDF]

open access: yes, 2018
A Verifiable Random Function (VRF) is the public-key version of a keyed cryptographic hash. Only the holder of the private key can compute the hash, but anyone with public key can verify the correctness of the hash.
Goldberg, Sharon   +3 more
core  

An Analysis and Enumeration of the Blockchain and Future Implications [PDF]

open access: yes, 2020
The blockchain is a relatively new technology that has grown in interest and potential research since its inception. Blockchain technology is dominated by cryptocurrency in terms of usage.
LeBlanc, Nathanial
core   +1 more source

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