English
Related papers

Related papers: Securing 5G OpenRAN with a Scalable Authorization …

200 papers

The Open Radio Access Network (O-RAN) architecture aims to support a plethora of network services, such as beam management and network slicing, through the use of third-party applications called xApps. To efficiently provide network…

Networking and Internet Architecture · Computer Science 2024-05-31 Federico Mungari , Corrado Puligheddu , Andres Garcia-Saavedra , Carla Fabiana Chiasserini

Open Radio Access Network (O-RAN), a novel architecture that separates the traditional radio access network (RAN) into multiple disaggregated components, leads a revolution in the telecommunication ecosystems. Compared to the traditional…

Networking and Internet Architecture · Computer Science 2023-11-07 Yi-Zih Chen , Terrance Yu-Hao Chen , Po-Jung Su , Chi-Ting Liu

Localization is increasingly becoming an integral component of wireless cellular networks. The advent of artificial intelligence (AI) and machine learning (ML) based localization algorithms presents potential for enhancing localization…

Networking and Internet Architecture · Computer Science 2026-01-27 Nada Bouknana , Mohsen Ahadi , Florian Kaltenberger , Robert Schmidt

Open Radio Access Network (O-RAN) is transforming the telecommunications landscape by enabling flexible, intelligent, and multi-vendor networks. Central to its architecture are xApps hosted on the Near-Real-Time RAN Intelligent Controller…

Networking and Internet Architecture · Computer Science 2025-01-27 Anastasios Giannopoulos , Sotirios Spantideas , Levis George , Kalafatelis Alexandros , Panagiotis Trakadas

Open Radio Access Network (RAN) enables flexible, AI-driven control of mobile networks through disaggregated, multi-vendor components. In this architecture, xApps handle real-time functions, whereas rApps in the non-real-time controller…

Systems and Control · Electrical Eng. & Systems 2026-03-10 Haiyuan Li , Yulei Wu , Dimitra Simeonidou

Open Radio Access Networks (O-RAN) enable the disaggregation of radio access functions and the deployment of control applications across different timescales. However, designing interoperable control schemes that jointly exploit long-term…

Networking and Internet Architecture · Computer Science 2026-01-21 Anastasios Giannopoulos , Sotirios Spantideas , Maria Lamprini Bartsioka , Panagiotis Trakadas

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

The evolution of 6G envisions a wide range of applications and services characterized by highly differentiated and stringent Quality of Service (QoS) requirements. Open Radio Access Network (O-RAN) technology has emerged as a transformative…

Networking and Internet Architecture · Computer Science 2026-03-04 Noe M. Yungaicela-Naula , Vishal Sharma , Sandra Scott-Hayward

O-RAN is radically shifting how cellular networks are designed, deployed and optimized through network programmability, disaggregation, and virtualization. Specifically, RAN Intelligent Controllers (RICs) can orchestrate and optimize the…

Networking and Internet Architecture · Computer Science 2023-05-12 Andrea Lacava , Matteo Bordin , Michele Polese , Rajarajan Sivaraj , Tommaso Zugno , Francesca Cuomo , Tommaso Melodia

Open Radio Access Networks (ORAN) is a new architectural approach, having been proposed only a few years ago, and it is an expansion of the current Next Generation Radio Access Networks (NG-RAN) of 5G. ORAN aims to break this closed RAN…

Cryptography and Security · Computer Science 2024-09-04 Sotiris Michaelides , David Rupprecht , Katharina Kohls

The Open RAN architecture is a promising and future-oriented architecture. It is intended to open up the radio access network (RAN) and enable more innovation and competition in the market. This will lead to RANs for current 5G networks,…

The Open Radio Access Network (O-RAN) architecture is revolutionizing cellular networks with its open, multi-vendor design and AI-driven management, aiming to enhance flexibility and reduce costs. Although it has many advantages, O-RAN is…

Cryptography and Security · Computer Science 2025-05-06 Eran Aizikovich , Dudu Mimran , Edita Grolman , Yuval Elovici , Asaf Shabtai

5G is destined to be supporting large deployment of Industrial IoT (IIoT) with the characteristics of ultra-high densification and low latency. 5G utilizes a more intelligent architecture, with Radio Access Networks (RANs) no longer…

Cryptography and Security · Computer Science 2022-11-08 Sheng Sun , Morris Repeta , Mike Healy , Vish Nandall , Eddy Fung , Chris Thomas

The advent of Open Radio Access Networks (O-RAN) introduces modularity and flexibility into 5G deployments but also surfaces novel security challenges across disaggregated interfaces. This literature review synthesizes recent research…

Cryptography and Security · Computer Science 2025-06-12 Ryan Barker , Fatemeh Afghah

The Open Radio Access Network (Open RAN)-which is being standardized, among others, by the O-RAN Alliance-is bringing a radical transformation to the cellular ecosystem through the notions of disaggregation and RAN Intelligent Controllers…

Networking and Internet Architecture · Computer Science 2022-08-22 Salvatore D'Oro , Michele Polese , Leonardo Bonati , Hai Cheng , Tommaso Melodia

Softwarization, programmable network control and the use of all-encompassing controllers acting at different timescales are heralded as the key drivers for the evolution to next-generation cellular networks. These technologies have fostered…

Networking and Internet Architecture · Computer Science 2022-09-01 Leonardo Bonati , Michele Polese , Salvatore D'Oro , Stefano Basagni , Tommaso Melodia

The disaggregated, distributed and virtualised implementation of radio access networks allows for dynamic resource allocation. These attributes can be realised by virtue of the Open Radio Access Networks (O-RAN) architecture. In this…

Signal Processing · Electrical Eng. & Systems 2024-01-17 Mohammed M. H. Qazzaz , Łukasz Kułacz , Adrian Kliks , Syed A. Zaidi , Marcin Dryjanski , Des McLernon

Adversarial machine learning, focused on studying various attacks and defenses on machine learning (ML) models, is rapidly gaining importance as ML is increasingly being adopted for optimizing wireless systems such as Open Radio Access…

Cryptography and Security · Computer Science 2024-10-24 Ravikumar Balakrishnan , Marius Arvinte , Nageen Himayat , Hosein Nikopour , Hassnaa Moustafa

Recently, the concept of open radio access network (O-RAN) has been proposed, which aims to adopt intelligence and openness in the next generation radio access networks (RAN). It provides standardized interfaces and the ability to host…

Networking and Internet Architecture · Computer Science 2022-01-20 Han Zhang , Hao Zhou , Melike Erol-Kantarci

The recent O-RAN specifications promote the evolution of RAN architecture by function disaggregation, adoption of open interfaces, and instantiation of a hierarchical closed-loop control architecture managed by RAN Intelligent Controllers…

Networking and Internet Architecture · Computer Science 2024-11-28 Bouziane Brik , Hatim Chergui , Lanfranco Zanzi , Francesco Devoti , Adlen Ksentini , Muhammad Shuaib Siddiqui , Xavier Costa-Pérez , Christos Verikoukis