Results 31 to 40 of about 91,892 (285)

Evaluation of Post-Quantum Distributed Ledger Cryptography

open access: yesThe Journal of The British Blockchain Association, 2019
This paper evaluates the current cybersecurity vulnerability of the prolific use of Elliptical Curve Digital Signature Algorithm (ECDSA) cryptography in use by the Bitcoin Core, Ethereum, Bitcoin Cash, and enterprise blockchains such as ...
Robert E. Campbell Sr.
doaj   +1 more source

A New Identification Scheme based on Syndrome Decoding Problem with Provable Security against Quantum Adversaries [PDF]

open access: yesJournal of Universal Computer Science, 2019
Recently, in order to guarantee security against quantum adversaries, several identification (ID) schemes based on computational problems which are supposed to be hard even for quantum computers have been proposed. However, their security are only proven
Bagus Santoso, Chunhua Su
doaj   +3 more sources

Post-Quantum Signature Scheme Based on the Root Extraction Problem over Mihailova Subgroups of Braid Groups

open access: yesMathematics, 2023
In this paper, by introducing an isomorphism from the Mihailova subgroup of F2×F2 to the Mihailova subgroups of a braid group, we give an explicit presentation of Mihailova subgroups of a braid group.
Hanling Lin, Xiaofeng Wang, Min Li
doaj   +1 more source

Lattice-Based proof of a shuffle [PDF]

open access: yes, 2019
In this paper we present the first fully post-quantum proof of a shuffle for RLWE encryption schemes. Shuffles are commonly used to construct mixing networks (mix-nets), a key element to ensure anonymity in many applications such as electronic voting ...
Costa, Nuria   +2 more
core   +1 more source

SPEEDY Quantum Circuit for Grover’s Algorithm

open access: yesApplied Sciences, 2022
In this paper, we propose a quantum circuit for the SPEEDY block cipher for the first time and estimate its security strength based on the post-quantum security strength presented by NIST.
Gyeongju Song   +7 more
doaj   +1 more source

Lattice-Based Cryptography in the Quantum Era: A Survey

open access: yesInterfases, 2023
The advent of quantum computing reveals current classical cryptography’s incapacity to withstand attacks within the new paradigm. Quantum algorithms break such encryption with impressive ease, with Shor and Grover algorithms being the main perpetrators ...
Mauricio Cisneros, Javier Olazabal
doaj   +1 more source

Post-quantum cryptographic hardware primitives [PDF]

open access: yes, 2020
The development and implementation of post-quantum cryptosystems have become a pressing issue in the design of secure computing systems, as general quantum computers have become more feasible in the last two years.
Agrawal, Rashmi   +3 more
core  

Implementing Post-quantum Cryptography for Developers

open access: yesSN Computer Science, 2023
AbstractWidely used public key cryptography is threatened by the development of quantum computers. Post-quantum algorithms have been designed for the purpose of protecting sensitive data against attacks with quantum computers. National Institute of Standards and Technology has recently reached the end of the third round of post-quantum standardization ...
Vallivaara Visa   +4 more
openaire   +7 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

Isogeny-based post-quantum key exchange protocols [PDF]

open access: yes, 2020
The goal of this project is to understand and analyze the supersingular isogeny Diffie Hellman (SIDH), a post-quantum key exchange protocol which security lies on the isogeny-finding problem between supersingular elliptic curves.
Sorinas Capdevila, Ernest
core  

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