Results 21 to 30 of about 40,689 (200)

Theoretical and Experimental Analysis of Cryptographic Hash Functions

open access: yesJournal of Telecommunications and Information Technology, 2019
The paper presents a theoretical introduction to the cryptographic hash function theory and a statistical experimental analysis of selected hash functions.
Jacek Tchórzewsk   +1 more
doaj   +1 more source

High Throughput Implementation of the Keccak Hash Function Using the Nios-II Processor

open access: yesTechnologies, 2020
Presently, cryptographic hash functions play a critical role in many applications, such as digital signature systems, security communications, protocols, and network security infrastructures.
Argyrios Sideris   +2 more
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

SPHINCS$^+$ post-quantum digital signature scheme with Streebog hash function

open access: yes, 2020
Many commonly used public key cryptosystems will become insecure once a scalable quantum computer is built. New cryptographic schemes that can guarantee protection against attacks with quantum computers, so-called post-quantum algorithms, have emerged in
Anufriev, M. N.   +5 more
core   +1 more source

An application of residue number system arithmetics to secure hash functions design [PDF]

open access: yesBulletin of Natural Sciences Research
This paper presents a cryptographic hash function based on the Residue Number System (RNS), designed to enhance security and computational efficiency. The function leverages the parallelism and modular properties of RNS to achieve high-speed processing ...
Pavlović Milija   +3 more
doaj   +1 more source

Formally based semi-automatic implementation of an open security protocol [PDF]

open access: yes, 2012
International audienceThis paper presents an experiment in which an implementation of the client side of the SSH Transport Layer Protocol (SSH-TLP) was semi-automatically derived according to a model-driven development paradigm that leverages formal ...
Alfredo Pironti   +37 more
core   +3 more sources

Reversible and Plausibly Deniable Covert Channels in One-Time Passwords Based on Hash Chains

open access: yesApplied Sciences, 2021
Covert channels enable stealthy communications over innocent appearing carriers. They are increasingly applied in the network context. However, little work is available that exploits cryptographic primitives in the networking context to establish such ...
Jörg Keller, Steffen Wendzel
doaj   +1 more source

The chaining lemma and its application [PDF]

open access: yes, 2014
We present a new information-theoretic result which we call the Chaining Lemma. It considers a so-called “chain” of random variables, defined by a source distribution X(0)with high min-entropy and a number (say, t in total) of arbitrary functions (T1 ...
D. Boneh   +22 more
core   +2 more sources

Efficient hardware implementations of high throughput SHA-3 candidates keccak, luffa and blue midnight wish for single- and multi-message hashing [PDF]

open access: yes, 2010
In November 2007 NIST announced that it would organize the SHA-3 competition to select a new cryptographic hash function family by 2012. In the selection process, hardware performances of the candidates will play an important role.
Akın, Abdulkadir   +6 more
core   +2 more sources

Anti-disassembly using Cryptographic Hash Functions [PDF]

open access: yesJournal in Computer Virology, 2006
Computer viruses sometimes employ coding techniques intended to make analysis difficult for anti-virus researchers; techniques to obscure code to impair static code analysis are called anti-disassembly techniques. We present a new method of anti-disassembly based on cryptographic hash functions which is portable, hard to analyze, and can be used to ...
John Aycock   +2 more
openaire   +1 more source

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