Results 11 to 20 of about 6,070,363 (249)

An Efficient Post-Quantum User Authentication Protocol for Wireless Sensor Networks Using NTRU [PDF]

open access: yesEntropy
Wireless sensor networks (WSNs) are pervasively employed in critical domains such as smart healthcare, industrial automation, and environmental surveillance, where secure access control is essential.
Wei Shen, Jiaqing Mo, Yuhua Lin
doaj   +2 more sources

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   +3 more sources

A Lightweight Hybrid Authentication and Key Agreement Protocol for Decentralized Device-to-Device Communication with Post-Quantum Confidentiality [PDF]

open access: yesSensors
Device-to-device (D2D) communication is expected to become a key component of 6G and IoT systems, enabling low-latency and infrastructure-independent connectivity.
Asday Savón-Berenguer   +3 more
doaj   +2 more sources

A Post-Quantum Authentication and Key Agreement Protocol Based on Lattice-Based KEM for Secure Network Environments [PDF]

open access: yesEntropy
In emerging environments such as cloud computing and the Internet of Things (IoT), secure authentication and key negotiation play a crucial role in protecting data transmitted over public networks.
Xiaoping Chen   +4 more
doaj   +2 more sources

A Post-Quantum Public-Key Signcryption Scheme over Scalar Integers Based on a Modified LWE Structure [PDF]

open access: yesSensors
To ensure confidentiality and integrity in the era of quantum computing, most post-quantum cryptographic schemes are designed to achieve either encryption or digital signature functionalities separately.
Mostefa Kara   +3 more
doaj   +2 more sources

Lattice-Based Certificateless Proxy Re-Signature for IoT: A Computation-and-Storage Optimized Post-Quantum Scheme [PDF]

open access: yesSensors
Proxy re-signature enables transitive authentication of digital identities across different domains and has significant application value in areas such as digital rights management, cross-domain certificate validation, and distributed system access ...
Zhanzhen Wei   +4 more
doaj   +2 more sources

Quantum secured blockchain framework for enhancing post quantum data security [PDF]

open access: yesScientific Reports
Quantum computing is an evolution of classical computing, capable of solving problems that are competitive enough to break the existing cryptographic primitives upon which current blockchain systems are based. Popular schemes like RSA, ECDSA, and SHA-256
Nalavala Ramanjaneya Reddy   +5 more
doaj   +2 more sources

Post-Quantum Security of COPA. [PDF]

open access: yesEntropy (Basel)
COPA is a notable authenticated online cipher and was one of the winning proposals for the CAESAR competition. Current works describe how to break the existentially unforgeable under quantum chosen message attack (EUF-qCMA) of COPA.
Zhang P, Wang Y.
europepmc   +2 more sources

Post-Quantum Delegated Proof of Luck for Blockchain Consensus Algorithm

open access: yesApplied Sciences
The advancements in quantum computing and the potential for polynomial-time solutions to traditional public key cryptography (i.e., Rivest–Shamir–Adleman (RSA) and elliptic-curve cryptography (ECC)) using Shor’s algorithm pose a serious threat to the ...
Hyunjun Kim   +4 more
doaj   +3 more sources

A Secure Scheme Based on a Hybrid of Classical-Quantum Communications Protocols for Managing Classical Blockchains

open access: yesEntropy, 2023
Blockchain technology affords data integrity protection and building trust mechanisms in transactions for distributed networks, and, therefore, is seen as a promising revolutionary information technology.
Ang Liu   +7 more
doaj   +1 more source

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