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The advent of quantum computing threatens the security of classical public-key cryptographic systems, prompting the transition to post-quantum cryptography (PQC). While PQC has been analyzed in theory, its performance in practical wireless…

Cryptography and Security · Computer Science 2025-07-24 Sanzida Hoque , Abdullah Aydeger , Engin Zeydan , Madhusanka Liyanage

The emergence of Cryptographically Relevant Quantum Computers (CRQCs) presents a critical threat to classical cryptographic systems, particularly widely adopted protocols such as RSA, Diffie-Hellman (DH), and Elliptic Curve Cryptography…

This paper presents the first ever fully open-source implementation of Load Balancing (LB) in an experimental Fifth Generation (5G) New Radio (NR) Standalone (SA) network using Open Radio Access Network (O-RAN) architecture. The deployment…

Networking and Internet Architecture · Computer Science 2025-09-03 Fahim Bashar , Asheesh Tripathi , Mayukh Roy Chowdhury , Aloizio Da Silva , Alexandre Huff

While the open architecture, open interfaces, and integration of intelligence within Open Radio Access Network technology hold the promise of transforming 5G and 6G networks, they also introduce cybersecurity vulnerabilities that hinder its…

Cryptography and Security · Computer Science 2024-02-14 Azuka Chiejina , Brian Kim , Kaushik Chowhdury , Vijay K. Shah

Conflict Mitigation (CM) in Open Radio Access Network (O-RAN) is a topic that is gaining importance as commercial O-RAN deployments become more complex. Although research on CM is already covered in terms of simulated network scenarios, it…

Networking and Internet Architecture · Computer Science 2025-05-19 Abida Sultana , Cezary Adamczyk , Mayukh Roy Chowdhury , Adrian Kliks , Aloizio Da Silva

The advent of quantum computing will pose great challenges to the current communication systems, requiring essential changes in the establishment of security associations in traditional architectures. In this context, the…

Cryptography and Security · Computer Science 2026-03-26 Asier Atutxa , Ane Sanz , Eire Salegi , Gaizka González , Jasone Astorga , Eduardo Jacob

The migration to post-quantum cryptography is urgent for Internet of Things devices with 10--20 year lifespans, yet no systematic benchmarks exist for the finalised NIST standards on the most constrained 32-bit processor class. This paper…

Cryptography and Security · Computer Science 2026-04-23 Rojin Chhetri

In sixth-generation (6G) Open Radio Access Networks (O-RAN), proactive control is preferable. A key open challenge is delivering control-grade predictions within Near-Real-Time (Near-RT) latency and computational constraints under…

Networking and Internet Architecture · Computer Science 2025-10-08 Farhad Rezazadeh , Hatim Chergui , Merouane Debbah , Houbing Song , Dusit Niyato , Lingjia Liu

Despite the growing interest in low-altitude economy (LAE) applications, including UAV-based logistics and emergency response, fundamental challenges remain in orchestrating such missions over complex, signal-constrained environments. These…

Systems and Control · Electrical Eng. & Systems 2026-01-05 Aly Sabri Abdalla , Vuk Marojevic

The evolution of wireless communication systems will be fundamentally impacted by an open radio access network (O-RAN), a new concept defining an intelligent architecture with enhanced flexibility, openness, and the ability to slice…

Cryptography and Security · Computer Science 2024-11-14 Mojdeh Karbalaee Motalleb , Chafika Benzaid , Tarik Taleb , Marcos Katz , Vahid Shah-Mansouri , JaeSeung Song

In contrast to its predecessors, 5G supports a wide range of commercial, industrial, and critical infrastructure scenarios. One key feature of 5G, ultra-reliable low latency communication, is particularly appealing to such scenarios for its…

Networking and Internet Architecture · Computer Science 2025-05-13 Sotiris Michaelides , Jonathan Mucke , Martin Henze

Open Radio Access Networks (O-RAN) enhance modularity and telemetry granularity but also widen the cybersecurity attack surface across disaggregated control, user and management planes. We propose a hierarchical defense framework with three…

Cryptography and Security · Computer Science 2025-12-18 Tan Le , Van Le , Sachin Shetty

The advent of quantum computing poses significant threats to classical public-key cryptographic primitives such as RSA and elliptic-curve cryptography. As many critical network and security protocols depend on these primitives for key…

Networking and Internet Architecture · Computer Science 2026-03-31 Tushin Mallick , Ashish Kundu , Ramana Kompella

The Y1 interface in O-RAN enables the sharing of RAN Analytics Information (RAI) between the near-RT RIC and authorized Y1 consumers, which may be internal applications within the operator's trusted domain or external systems accessing data…

Cryptography and Security · Computer Science 2025-09-08 Abiodun Ganiyu , Dara Ron , Syed Rafiul Hussain , Vijay K Shah

RAN Intelligent Controllers (RICs) are programmable platforms that enable data-driven closed-loop control in the O-RAN architecture. They collect telemetry and data from the RAN, process it in custom applications, and enforce control or new…

Networking and Internet Architecture · Computer Science 2024-11-13 Angelo Feraudo , Stefano Maxenti , Andrea Lacava , Paolo Bellavista , Michele Polese , Tommaso Melodia

TLS is extensively utilized for secure data transmission over networks. However, with the advent of quantum computers, the security of TLS based on traditional public-key cryptography is under threat. To counter quantum threats, it is…

Cryptography and Security · Computer Science 2024-04-24 Jieyu Zheng , Haoliang Zhu , Yifan Dong , Zhenyu Song , Zhenhao Zhang , Yafang Yang , Yunlei Zhao

Open Radio Access Network (O-RAN) offers an open, programmable architecture for next-generation wireless networks, enabling advanced control through AI-based applications on the near-Real-Time RAN Intelligent Controller (near-RT RIC).…

Networking and Internet Architecture · Computer Science 2025-11-10 Ryan Barker , Alireza Ebrahimi Dorcheh , Tolunay Seyfi , Fatemeh Afghah

Openness and programmability in the O-RAN architecture enable closed-loop control of the Radio Access Network (RAN). Artificial Intelligence (AI)-driven xApps, in the near-real-time RAN Intelligent Controller (RIC), can learn from network…

Networking and Internet Architecture · Computer Science 2026-02-04 Angelo Feraudo , Stefano Maxenti , Andrea Lacava , Leonardo Bonati , Paolo Bellavista , Michele Polese , Tommaso Melodia

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

ISAC is an emerging paradigm in 6G networks that enables environmental sensing using wireless communication infrastructure. Current O-RAN specifications lack the architectural primitives for sensing integration: no service models expose…

Networking and Internet Architecture · Computer Science 2026-03-05 Eduardo Baena , Rajesh Krishnan , Mai Vu , Gil Zussman , Dimitrios Koutsonikolas