Blockchain has emerged as an innovative technology with potential to transform business
management, through operational efficiency improvements. Nevertheless, several …

Network slicing is one of the fundamental tenets of Fifth Generation (5G)/Sixth Generation
(6G) networks. Deploying slices requires end-to-end (E2E) control of services and the …

Designing systems tolerant to faults is crucial to assure continuity of service for mission
critical applications. However, their implementation may be costly and challenging. In this …

Federated learning is one of the most appealing alternatives to the standard centralized
learning paradigm, allowing a heterogeneous set of devices to train a machine learning …

Due to the increasing interest in blockchain technology for fostering secure, auditable,
decentralized applications, a set of challenges associated with this technology need to be …

The innovation provided by network virtualization in 5G, together with standardization and
openness boosted by the Open Radio Access Network (O-RAN) Alliance, has paved the …

The practical Byzantine fault tolerant (PBFT) consensus mechanism is one of the most basic
consensus algorithms (or protocols) in blockchain technologies. Thus its performance …

Fifth-generation and beyond (5G and xG) wireless networks are envisioned to meet the
requirements of vertical applications like high traffic throughput, ultra-massive connectivity …

The evolution of mobile applications and services is constantly growing in the artificial
intelligence (AI) and Internet of Things (IoT) era, confronting many distinctive difficulties to …

Blockchain (BC) technology can revolutionize the future of communications by enabling
decentralized and open sharing networks. In this paper, we propose the application of BC to …