Results 11 to 20 of about 2,276 (179)

Quantum Diffie–Hellman key exchange

open access: yesAPL Quantum
The Diffie–Hellman key exchange plays a crucial role in conventional cryptography, as it allows two legitimate users to establish a common, usually ephemeral, secret key.
Georgios M. Nikolopoulos
doaj   +2 more sources

Algebraic generalization of Diffie–Hellman key exchange [PDF]

open access: yesJournal of Mathematical Cryptology, 2018
The Diffie–Hellman key exchange scheme is one of the earliest and most widely used public-key primitives. Its underlying algebraic structure is a cyclic group and its security is based on the discrete logarithm problem (DLP).
Partala Juha
doaj   +2 more sources

Quantum Diffie-Hellman Key Exchange [PDF]

open access: yes, 2021
In 2014, the author conceived of a quantal version of the classical cryptographic Diffie-Hellman key exchange protocol. However, the paper was declined to be published (by a not disclosed journal). No further publication attempts were made by the author.
Dirk Fischer
core  

An efficient cryptographic technique using modified Diffie–Hellman in wireless sensor networks

open access: yesInternational Journal of Distributed Sensor Networks, 2020
In wireless sensor networks, the sensors transfer data through radio signals to a remote base station. Sensor nodes are used to sense environmental conditions such as temperature, strain, humidity, sound, vibration, and position. Data security is a major
Shahwar Ali   +7 more
doaj   +1 more source

EECDH to prevent MITM attack in cloud computing

open access: yesDigital Communications and Networks, 2019
Cloud computing has reached the peak of Gartner hype cycle, and now the focus of the whole telecom industry is the ability to scale data storage with minimal investment. But data privacy and communication issues will occur with the increment of the cloud
Shajina Anand, Varalakshmi Perumal
doaj   +1 more source

On the efficiency of a general attack against the MOBS cryptosystem

open access: yesJournal of Mathematical Cryptology, 2022
All instances of the semidirect key exchange protocol, a generalisation of the famous Diffie-Hellman key exchange protocol, satisfy the so-called telescoping equality; in some cases, this equality has been used to construct an attack.
Battarbee Christopher   +3 more
doaj   +1 more source

Implementasi Protokol Diffie-Hellman Dan Algoritma RC4 Untuk Keamanan Pesan SMS

open access: yesIJCCS (Indonesian Journal of Computing and Cybernetics Systems), 2015
Abstrack— SMS now becomes such a need for cellular phone users to communicate to other people. But the cellular phone users do not realize that the sent messages could be intercepted or changed by an unwanted party.
Decky Hendarsyah, Retantyo Wardoyo
doaj   +1 more source

Proposal to Complex DES Security Using Diffie Hellman Injection [PDF]

open access: yesEngineering and Technology Journal, 2011
Data Encryption Standard (DES) is based on a round of starters, from the results of the use of multi-stage permutation and replacement to the more complex algorithm which adopts the symmetric key.
Shatha habeeb Jafar
doaj   +1 more source

Supersingular Isogeny Diffie–Hellman Authenticated Key Exchange [PDF]

open access: yes, 2018
We propose two authenticated key exchange protocols from supersingular isogenies. Our protocols are the first post-quantum one-round Diffie-Hellman type authenticated key exchange ones in the following points: one is secure under the quantum random ...
Katsuyuki Takashima   +3 more
core   +1 more source

Improved cryptanalysis of a ElGamal Cryptosystem Based on Matrices Over Group Rings

open access: yesJournal of Mathematical Cryptology, 2020
ElGamal cryptosystem has emerged as one of the most important construction in Public Key Cryptography (PKC) since Diffie-Hellman key exchange protocol was proposed. However, public key schemes which are based on number theoretic problems such as discrete
Pandey Atul   +2 more
doaj   +1 more source

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