Results 31 to 40 of about 32,597 (206)

A secure and efficient cryptographic hash function based on NewFORK-256

open access: yesEgyptian Informatics Journal, 2012
Cryptographic hash functions serve as a fundamental building block of information security and are used in numerous security applications and protocols such as digital signature schemes, construction of MAC and random number generation, for ensuring data
Harshvardhan Tiwari, Krishna Asawa
doaj   +1 more source

Ramanujan graphs in cryptography [PDF]

open access: yes, 2018
In this paper we study the security of a proposal for Post-Quantum Cryptography from both a number theoretic and cryptographic perspective. Charles-Goren-Lauter in 2006 [CGL06] proposed two hash functions based on the hardness of finding paths in ...
Costache, Anamaria   +4 more
core   +2 more sources

Efficient Implementation of Lightweight Hash Functions on GPU and Quantum Computers for IoT Applications

open access: yesIEEE Access, 2022
Secure communication is important for Internet of Things (IoT) applications, to avoid cyber-security attacks. One of the key security aspects is data integrity, which can be protected by employing cryptographic hash functions.
Wai-Kong Lee   +5 more
doaj   +1 more source

An Enhanced Blockchain-Based IoT Digital Forensics Architecture Using Fuzzy Hash

open access: yesIEEE Access, 2021
Due to businesses’ growing use of IoT services in their day-to-day operations and the increased use of smart devices, digital forensic investigations involving such systems will need increasingly sophisticated digital evidence collection and ...
Wael A. Mahrous   +2 more
doaj   +1 more source

Related Randomness Attacks for Public Key Encryption [PDF]

open access: yes, 2014
. Several recent and high-profile incidents give cause to believe that randomness failures of various kinds are endemic in deployed cryptographic systems.
Paterson, Kenneth G.   +2 more
core   +2 more sources

Key derivation function: key-hash based computational extractor and stream based pseudorandom expander [PDF]

open access: yesPeerJ Computer Science
The key derivation function is a specific cryptographic algorithm that transforms private string and public strings into one or more cryptographic keys.
Chai Wen Chuah   +2 more
doaj   +2 more sources

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

Secure Cryptographic E-Auction System

open access: yesInternational Journal of Technology, 2022
The evolution of the auction market has been on the upswing throughout the years as technology evolves at an accelerating rate. With the advanced technology nowadays, digital transformation has been applied to the auction markets as a means of ...
Soo-Chin Tan, Swee-Huay Heng
doaj   +1 more source

Trusted-HB: a low-cost version of HB+ secure against Man-in-The-Middle attacks [PDF]

open access: yes, 2008
Since the introduction at Crypto'05 by Juels and Weis of the protocol HB+, a lightweight protocol secure against active attacks but only in a detection based-model, many works have tried to enhance its security.
Bringer, Julien, Chabanne, Herve
core   +2 more sources

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