Results 21 to 30 of about 1,909 (137)

Hierarchical Network Architecture for Non-Safety Applications in Urban Vehicular Ad-Hoc Networks

Sensors, 2019
In the vehicular ad-hoc networks (VANETs), wireless access in vehicular environments (WAVE) as the core networking technology is suitable for supporting safety-critical applications, but it is difficult to guarantee its performance when transmitting non ...
Sangsoo Jeong, Youngmi Baek, Sang Hyuk Son   +2 more
doaj   +1 more source

Blockchain-Assisted Privacy-Preserving and Context-Aware Trust Management Framework for Secure Communications in VANETs

Sensors, 2023
Vehicular ad hoc networks (VANETs) are used for improving traffic efficiency and road safety. However, VANETs are vulnerable to various attacks from malicious vehicles.
Waheeb Ahmed, Wu Di, Daniel Mukathe
doaj   +1 more source

Smartphone-Based Platform for Secure Multi-Hop Message Dissemination in VANETs

Sensors, 2020
Vehicular ad-hoc Networks (VANETs) are recognized as a cornerstone of Intelligent Transportation Systems (ITS) to enable the exchange of information among vehicles, which is crucial for the provision of safety-related and entertainment applications ...
Hiram Galeana-Zapién, Miguel Morales-Sandoval, Carlos A. Leyva-Vázquez, Javier Rubio-Loyola   +3 more
doaj   +1 more source

Towards Identity-Based Conditional Privacy-Preserving Authentication Scheme for Vehicular Ad Hoc Networks

IEEE Access, 2021
Vehicular ad hoc networks (VANETs) have become increasingly common in the past decades and provides essential and efficient communication for vehicles within intelligent transportation systems. Securing the VANETs wireless communication channel is one of
Mahmood A. Al-Shareeda, Mohammed Anbar, Selvakumar Manickam, Iznan Husainy Hasbullah   +3 more
doaj   +1 more source

Security Challenges of Location Privacy in VANETs and State-of-the-Art Solutions: A Survey

Future Internet, 2021
A Vehicular Ad-hoc Network (VANET) comprises a group of moving or stationary vehicles connected by a wireless network. VANETs play a vital role in providing safety and comfort to drivers in vehicular environments.
Shawal Khan, Ishita Sharma, Mazzamal Aslam, Muhammad Zahid Khan, Shahzad Khan   +4 more
doaj   +1 more source

Multidimensional Security Provision for Secure Communication in Vehicular Ad Hoc Networks Using Hierarchical Structure and End-to-End Authentication

IEEE Access, 2018
Vehicular ad hoc networks (VANETs) have been considered as one of the most influential applications of mobile ad hoc networks. The VANETs have also become an important part of Internet of Things.
Gulshan Kumar, Rahul Saha, Mritunjay Kumar Rai, Tai-Hoon Kim   +3 more
doaj   +1 more source

Performance Evaluation of Vehicular Ad Hoc Networks Considering Malicious Node Impact on Quality of Services Metrics

JOIN: Jurnal Online Informatika
Vehicular Ad Hoc Networks (VANETs), a subset of mobile ad hoc networks (MANETs), is essential for enabling communication between vehicles in intelligent transportation systems.
Naufal Faiz Alfarizi, Muhammad Taufiq Nuruzzaman, Shofwatul Uyun, Bambang Sugiantoro, Mohd. Fikri Azli bin Abdullah   +4 more
doaj   +1 more source

Towards low-delay and high-throughput cognitive radio vehicular networks

ICT Express, 2017
Cognitive Radio Vehicular Ad-hoc Networks (CR-VANETs) exploit cognitive radios to allow vehicles to access the unused channels in their radio environment.
Nada Elgaml, Ahmed Khattab, Hebat-Allah Mourad   +2 more
doaj   +1 more source

A Trust‐Based Random Forest Approach for Detecting Blackhole Attacks in Vehicular Ad Hoc Networks

Engineering Reports, Volume 8, Issue 6, June 2026.
A multi‐metric trust framework combined with Random Forest learning detects and mitigates blackhole attacks in VANETs. By dynamically isolating malicious vehicles, the model sustains high packet delivery, low latency, and accurate intrusion detection under severe attack conditions.
Mohammed Al‐Shabi, Anmar Abuhamdah, Fawaz Alanazi, Asma A. Alahashmi, Fuad Alsarari, Abdulbasit A. Darem   +5 more
wiley   +1 more source

A Hierarchical Failure Detector Based on Architecture in VANETs

IEEE Access, 2019
The failure detector is one of the fundamental components for maintaining high availability of Vehicular Ad-hoc Networks (VANETs). However, the dynamic nature of VANETs caused by the high mobility of vehicles and communication link failures has a serious
Jiaxi Liu, Fei Ding, Dengyin Zhang
doaj   +1 more source