Results 11 to 20 of about 92,548 (300)

DFT and TD-DFT studies for optoelectronic properties of coumarin based donor-π-acceptor (D-π-A) dyes: applications in dye-sensitized solar cells (DSSCS)

open access: yesHeliyon, 2021
A series of six coumarin based dye derivatives were investigated and their geometry and optoelectronic properties elucidated for suitability in dye-sensitized solar cells (DSSCs) using TD-DFT/B3LYP with 6-31G basis set.
Said A.H. Vuai   +2 more
doaj   +1 more source

Post-quantum Cryptography

open access: yesCommunications of the ACM, 2023
AbstractPost-quantum Cryptography discusses the need for a new generation of cryptography to protect against future quantum computers. The underlying mathematical concept is a one-way function that makes it easy to encrypt but challenging to decrypt without a secret. However, future quantum computers will likely be able to reverse many of these one-way
  +4 more sources

Post-Quantum Cryptography

open access: yes, 2021
This study provides an overview of the current state of affairs on the standardization process of Post-Quantum Cryptography (PQC). It presents the 5 main families of PQ algorithms; viz. code-based, isogeny-based, hash-based, lattice-based and multivariate-based.
Beullens, Ward   +6 more
  +7 more sources

Group Key Management in Internet of Things: A Systematic Literature Review

open access: yesIEEE Access, 2023
IoT networks are gaining popularity in terms of group networks built by sensor nodes and other IoT-related devices. The significance of cryptography protocols for secure communication among nodes in such networks cannot be overstated.
Fouzia Samiullah   +3 more
doaj   +1 more source

Towards Post-Quantum Blockchain: A Review on Blockchain Cryptography Resistant to Quantum Computing Attacks

open access: yesIEEE Access, 2020
Blockchain and other Distributed Ledger Technologies (DLTs) have evolved significantly in the last years and their use has been suggested for numerous applications due to their ability to provide transparency, redundancy and accountability.
Tiago M. Fernandez-Carames   +1 more
doaj   +1 more source

Fortifying the Blockchain: A Systematic Review and Classification of Post-Quantum Consensus Solutions for Enhanced Security and Resilience

open access: yesIEEE Access, 2023
The inherent security and computational demands of classical consensus protocols are often presumed impervious to various forms of attack. However, quantum computing advancements present considerable threats to the assumed attack resistance of classical ...
Jorao Gomes   +2 more
doaj   +1 more source

Review of Chosen Isogeny-Based Cryptographic Schemes

open access: yesCryptography, 2022
Public-key cryptography provides security for digital systems and communication. Traditional cryptographic solutions are constantly improved, e.g., to suppress brute-force attacks.
Bartosz Drzazga, Łukasz Krzywiecki
doaj   +1 more source

PUF-Based Post-Quantum CAN-FD Framework for Vehicular Security

open access: yesInformation, 2022
The Controller Area Network (CAN) is a bus protocol widely used in Electronic control Units (ECUs) to communicate between various subsystems in vehicles. Insecure CAN networks can allow attackers to control information between vital vehicular subsystems.
Tyler Cultice, Himanshu Thapliyal
doaj   +1 more source

Post-Quantum Cryptography

open access: yes
[ES] Esta tesis resume los resultados de una investigación sobre la criptografía post-cuántica (PQC), que ofrece ideas valiosas para quienes deseen entender sus implicaciones actuales y futuras. Explora el proyecto Open Quantum Safe (OQS) y la razón por la cual el NIST está involucrado en PQC, así como el complejo proceso de transición hacia esta ...
Pranjal, Chaturvedi, Atul
  +13 more sources

On the Security of the Dandelion Protocol

open access: yesMathematics, 2022
In this paper, we review the peer-to-peer blockchain transaction protocol, Dandelion, and develop an oracle-based model for its network and security. We formalize a series of security and functional criteria, such as unforgeability, non-repudiation, and ...
Brian Goncalves, Atefeh Mashatan
doaj   +1 more source

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