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We design and demonstrate a method for early detection of Denial-of-Service attacks. The proposed approach takes advantage of the OpenRAN framework to collect measurements from the air interface (for attack detection) and to dynamically…

Networking and Internet Architecture · Computer Science 2023-02-06 Bruno Missi Xavier , Merim Dzaferagic , Diarmuid Collins , Giovanni Comarela , Magnos Martinello , Marco Ruffini

Recent advancements in the field of No-Reference Image Quality Assessment (NR-IQA) using deep learning techniques demonstrate high performance across multiple open-source datasets. However, such models are typically very large and complex…

Computer Vision and Pattern Recognition · Computer Science 2024-09-09 Nasim Jamshidi Avanaki , Abhijay Ghildyal , Nabajeet Barman , Saman Zadtootaghaj

This paper investigates the emerging challenges of conflict detection and mitigation in Open Radio Access Network (O-RAN). Conflicts between xApps can arise that affect network performance and stability due to the disaggregated nature of…

Networking and Internet Architecture · Computer Science 2025-02-28 Abdul Wadud , Fatemeh Golpayegani , Nima Afraz

Radio Access Network (RAN) systems are inherently complex, requiring continuous monitoring to prevent performance degradation and ensure optimal user experience. The RAN leverages numerous key performance indicators (KPIs) to evaluate…

Networking and Internet Architecture · Computer Science 2025-08-29 Douglas Liao , Jiping Luo , Jens Vevstad , Nikolaos Pappas

Open RAN (O-RAN) fosters multi-vendor interoperability and data-driven control but simultaneously introduces the challenge of coordinating pre-trained xApps that may produce conflicting actions. Although O-RAN specifications mandate offline…

Signal Processing · Electrical Eng. & Systems 2025-08-15 Idris Cinemre , Toktam Mahmoodi , Amirmohammad Farzaneh

Connected Vehicles (CVs) can leverage the unique features of 5G and future 6G/NextG networks to enhance Intelligent Transportation System (ITS) services. However, even with advancements in cellular network generations, CV applications may…

Networking and Internet Architecture · Computer Science 2024-12-31 Maria Barbosa , Kelvin Dias

Millimeter-Wave (mm-Wave) Radio Access Networks (RANs) are a promising solution to tackle the overcrowding of the sub-6 GHz spectrum, offering wider and underutilized bands. However, they are characterized by inherent technical challenges,…

Networking and Internet Architecture · Computer Science 2023-11-07 Paolo Fiore , Ilario Filippini , Danilo De Donno

Address Resolution Protocol (ARP) spoofing attacks severely threaten Internet of Things (IoT) networks by allowing attackers to intercept, modify, or block communications. Traditional detection methods are insufficient due to high false…

Cryptography and Security · Computer Science 2025-06-24 Taimoor Ahmad , Anas Ali

The open radio access network (O-RAN) enables modular, intelligent, and programmable 5G network architectures through the adoption of software-defined networking (SDN), network function virtualization (NFV), and implementation of…

Networking and Internet Architecture · Computer Science 2025-11-25 Md Habibur Rahman , Md Sharif Hossen , Nathan H. Stephenson , Vijay K. Shah , Aloizio Da Silva

The cellular internet of things (CIoT) has become an important branch to cater various applications of IoT devices. Within CIoT, the radio resource control (RRC) layer is responsible for fundamental functionalities such as connection…

Information Theory · Computer Science 2020-04-16 Lian Cao , Rongpeng Li , Jon Crowcroft , Zhifeng Zhao , Honggang Zhang

Integrated sensing and communication (ISAC) is poised to be a defining feature of 6G networks, promising to transform cellular base stations (BSs) into ubiquitous radar sensors. However, a significant gap exists between the theoretical…

Signal Processing · Electrical Eng. & Systems 2026-04-27 Henglin Pu , Husheng Li

In this paper, we investigate the security implications of virtualized and software-based Open Radio Access Network (RAN) systems, specifically focusing on the architecture proposed by the O-RAN ALLIANCE and O-Cloud deployments based on the…

Cryptography and Security · Computer Science 2024-05-06 Felix Klement , Alessandro Brighente , Michele Polese , Mauro Conti , Stefan Katzenbeisser

Open-radio access network (O-RAN) seeks to establish the principles of openness, programmability, automation, intelligence, and hardware-software disaggregation with interoperable and standard-compliant interfaces. It advocates for…

Today's radio access networks (RANs) are monolithic entities which often operate statically on a given set of parameters for the entirety of their operations. To implement realistic and effective spectrum sharing policies, RANs will need to…

Networking and Internet Architecture · Computer Science 2022-01-19 Luca Baldesi , Francesco Restuccia , Tommaso Melodia

Radio Access Networks (RANs) for telecommunications represent large agglomerations of interconnected hardware consisting of hundreds of thousands of transmitting devices (cells). Such networks undergo frequent and often heterogeneous…

Machine Learning · Computer Science 2024-01-25 Igor Kozlov , Dmitriy Rivkin , Wei-Di Chang , Di Wu , Xue Liu , Gregory Dudek

The radio access network (RAN) part of the next-generation wireless networks will require efficient solutions for satisfying low latency and high-throughput services. The open RAN (O-RAN) is one of the candidates to achieve this goal, in…

Networking and Internet Architecture · Computer Science 2022-02-01 Turgay Pamuklu , Shahram Mollahasani , Melike Erol-Kantarci

The Open-Radio Access Network (O-RAN) integrates numerous software components in a cloud-like deployment, opening the radio access network to previously unconsidered security threats. With the ever-evolving threat landscape, integrating…

Cryptography and Security · Computer Science 2026-01-21 Felix Klement , Alessandro Brighente , Michele Polese , Mauro Conti , Stefan Katzenbeisser

Network slicing envisions the 5th generation (5G) mobile network resource allocation to be based on different requirements for different services, such as Ultra-Reliable Low Latency Communication (URLLC) and Enhanced Mobile Broadband…

Networking and Internet Architecture · Computer Science 2022-11-15 Nien Fang Cheng , Turgay Pamuklu , Melike Erol-Kantarci

Mobile Networks today comprise of multiple Radio Access Technologies (RATs), e.g., 4G LTE, Wireless Local Area Network (WLAN), and the upcoming 5G-New Radio (5G-NR). The access networks of these RATs are controlled by RAT-specific entities,…

Networking and Internet Architecture · Computer Science 2020-02-18 Pradnya Kiri Taksande , Pranav Jha , Abhay Karandikar , Prasanna Chaporkar

Advanced silicon photonic technologies enable integrated optical sensing and communication (IOSAC) in real time for the emerging application requirements of simultaneous sensing and communication for next-generation networks. Here, we…

Signal Processing · Electrical Eng. & Systems 2023-07-12 Xiangpeng Ou , Ying Qiu , Ming Luo , Fujun Sun , Peng Zhang , Gang Yang , Junjie Li , Jianfeng Gao , Xiaobin He , Anyan Du , Bo Tang , Bin Li , Zichen Liu , Zhihua Li , Ling Xie , Xi Xiao , Jun Luo , Wenwu Wang , Jin Tao , Yan Yang