Results 41 to 50 of about 2,998,549 (149)

Quantum-secure message authentication via blind-unforgeability

open access: yes, 2023
Formulating and designing authentication of classical messages in the presence of adversaries with quantum query access has been a longstanding challenge, as the familiar classical notions of unforgeability do not directly translate into meaningful
Gorjan Alagic   +3 more
core  

Lightweight Mutual Authentication in VANETs: A Software‐Defined Networking and Edge Computing Approach

open access: yesIET Communications, Volume 20, Issue 1, January/December 2026.
This paper presents a lightweight mutual authentication protocol for VANETs that integrates SDN, edge computing, and ECC to achieve low‐latency, scalable, and privacy‐preserving vehicle communication. The proposed system reduces authentication delay and computational overhead while supporting batch verification and conditional identity traceability ...
Adi El‐Dalahmeh, Layla Albdour
wiley   +1 more source

An Efficient Strong Designated Verifier Signature Based on $\mathcal{R}-$ SIS Assumption

open access: yesIEEE Access, 2019
The designated verifier signature (DVS), introduced by Jakobsson et al., has the property that only the designated verifier can verify the generated signature.
Jie Cai   +5 more
doaj   +1 more source

Token‐Guided Flow Tracing for Auditable Zero‐Knowledge Smart Contract Transfers

open access: yesIET Information Security, Volume 2026, Issue 1, 2026.
Private transfers on public smart contract blockchains hide transaction values and private transfer links, but accountable privacy requires controlled auditability. Existing auditable zero‐knowledge transfer systems make per‐transaction audit information available to an authorized auditor, but their audit model may allow the auditor to inspect ...
Junhee Lee   +4 more
wiley   +1 more source

FBR-PAEKS: revocable public-key authenticated keyword search with forward privacy for dynamic cloud environments

open access: yesFrontiers in Computer Science
This study presents Forward-private and Binary-tree-Revocable PAEKS (FBR-PAEKS), a public-key authenticated encryption with keyword search scheme for secure multi-user cloud environments that integrates forward privacy and cryptographic revocation in a ...
Mishal Ismaeel   +3 more
doaj   +1 more source

A Lightweight and Formally Secure Certificate Based Signcryption With Proxy Re-Encryption (CBSRE) for Internet of Things Enabled Smart Grid

open access: yesIEEE Access, 2020
A smart grid is a new ecosystem, which is made by combining a number of smart Internet of Things (IoT) devices that manage wide energy sources by increasing the efficiency and reliability of the smart energy systems.
Saddam Hussain   +7 more
doaj   +1 more source

Two‐Party Adaptor Signature: New Definition and Efficient Constructions From ECDSA

open access: yesIET Information Security, Volume 2026, Issue 1, 2026.
Adaptor signature (AS) has gained increasing popularity lately due to its widespread adoption in different Blockchain applications such as atomic swaps and payment channels. Two‐party AS enhances the security of the signing key by splitting it into two parts. Erwig et al.
Binbin Tu, Xueli Wang, Yu Chen, Jun Shao
wiley   +1 more source

A New Certificateless Strong Designated Verifier Signature Scheme: Non-Delegatable and SSA-KCA Secure

open access: yesIEEE Access, 2018
Certificateless public key cryptography is a commonly adopted implementation system to solve problems of key-escrow and untrusted authority. Certificateless strong designated verifier signatures (CL-SDVSs) are special variations of digital signatures ...
Han-Yu Lin
doaj   +1 more source

MPC‐Facilitated Adaptive Security Framework for BFT Protocols

open access: yesIET Information Security, Volume 2026, Issue 1, 2026.
The growing use of blockchain and distributed systems requires Byzantine fault tolerant (BFT) protocols that remain secure under dynamic adversaries. However, existing BFT protocols often rely on static assumptions and lack clear mechanisms to detect and remove malicious or denial‐of‐service (DoS) nodes during execution.
Jie Niu, Baocang Wang, Qichun Wang
wiley   +1 more source

A Group Proxy Signature Scheme Based on Key Matrix

open access: yes工程科学与技术, 2011
:In order to overcome the problems that the existing group proxy signature schemes do not have strong unforgeability and can not resist collusion attack by proxy themselves, a group proxy signature scheme of resisting collusion attack based on key matrix
谷科, 贾维嘉, 姜春林
doaj  

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