Alessandra Rizzardi

• MS Degree in Computer Science
• Researcher at University of Insubria

Open Position for Research at the University of Insubria (Varese - Italy). More information at: https://www.uninsubria.it/bandi-e-concorsi/assegno-di-ricerca-dipartimentale-serena-architettura-di-rete-sicura-e-affidabile English version: https://www.uninsubria.eu/opportunity/departmental-research-grant-serena-secure-and-reliabile-network-architectu...

The incremental diffusion of the Internet of Things (IoT) technologies and applications represents the outcome of a world ever more connected by means of heterogeneous and mobile devices. IoT scenarios imply the presence of multiple data producers (e.g., sensors, actuators, RFID, NFC) and consumers (e.g., end-user devices, such as smartphones, tabl...

Security and privacy of information transmitted among the devices involved in an Internet of Things (IoT) network represent relevant issues in IoT contexts. Guaranteeing effective control and supervising access permissions to IoT applications is a complex task, mainly due to resources' heterogeneity and scalability requirements. The design and deve...

This survey summarizes the most recent methods for building and assessing helpful, honest, and harmless neural language models, considering small, medium, and large-size models. Pointers to open-source resources that help to align pre-trained models are given, including methods that use parameter-efficient techniques, specialized prompting framewor...

The rapid expansion of the Internet of Things (IoT), now with billions of mainly wireless interconnected devices, has brought concerns and challenges regarding the security of IoT networks and devices, as they are often vulnerable to attacks. In this article, a measurement campaign is carried out to investigate the path loss experienced by a portab...

Open Position for Research at the University of Insubria (Varese - Italy). More information at: https://www.uninsubria.it/opportunita/assegno-di-ricerca-junior-espe-enforcing-security-and-privacy-edge-iot-network%E2%80%9D-un English version: https://www.uninsubria.eu/opportunity/junior-grant-%E2%80%9Cespe-enforcing-security-and-privacy-edge-iot-n...

The Internet of Things (IoT) paradigm is characterized by the adoption of different protocols and standards to enable communications among heterogeneous and, often, resource-constrained devices. The risk of violation is high due to the wireless nature of the communication protocols usually involved in the IoT environments (e.g., e-health, smart agr...

Organizing the storing of information and data retrieval from databases is a crucial issue, which has become more critical with the spreading of cloud and Internet of Things (IoT) based applications. In fact, not only the network’s traffic has increased, but also the amount of memory and the mechanisms needed to manage the so-called Big Data effici...

Patients’ remote monitoring becomes even more crucial due to the spreading of the COVID-19 disease. Hospitals cannot accommodate all the patients who need to be taken care. Hence, tele-medicine or, as also named, tele-health, remains the only means available to keep the situation under control. In particular, it is important to monitor the patients...

Regulating the access to the Internet of Things (IoT) network’s resources is a complex-prone task, which requires to pay a great attention on how policies are defined, shared, and enforced. The present paper considers the specific context of a smart home, which represents one of the main IoT application domains, and it focuses on two solutions prop...

Nowadays, the capability of rapidly designing and prototyping, simple, yet real domotics systems (e.g., smart homes and smart buildings applications) is even more compelling, due to the availability and increasing spread of Internet of Things (IoT) devices. Home automation services enable the remote monitoring of indoor environments and facilities....

The continuous spreading of innovative applications and services, based on the emerging Internet of Things (IoT) paradigm, leads to the need of even more efficient network architectures/infrastructures, in order to support the huge amount of information to be transmitted in real-time. Hence, new protocols and mechanisms must be conceived to allow t...

People are increasingly surrounded by a connected world, where they can gather and share information everywhere, at anytime, and by means of a variety of devices, belonging to the so-called Internet of Things (IoT) network. IoT technologies and applications are spreading in different scenarios, ranging from everyday life activities to business ones...

Now reaching 2020, the world is witnessing the initial diffusion of 5G networks, which promise to revolutionize the mobile wireless communications, providing faster services, very low delays, and a very pervasive connectivity via mobile devices. It is worth to remark that the main paradigm which will take advantage from 5G is really the Internet of...

The growing diffusion of the technologies related to the Internet of Things (IoT) paradigm not only facilitates the connectivity among a huge amount of different devices, but also the variety of applications and services which can be provided to users. Everyday objects, equipped with the technologies involved in such a paradigm, become smart and ar...

In the digital age, where the Internet connects things across the globe and individuals are constantly online, data security and privacy are becoming key drivers (and barriers) of change for adoption of innovative solutions. Traditional approaches, whereby communication links are secured by means of encryption, and access control is run in a static...

The paper proposes the use of Node-RED, a flow-based programming tool targeted to Internet of Things (IoT), along with a series of case studies related to different IoT contexts, which demonstrate Node-RED's potentialities and outcomings towards the realization of well-structured IoT environments. The analyzed applications potentially include a wid...

During the last years, the interest in nano-technologies and nanoscale communications significantly growth in several application domains, such as healthcare, bio-medicine, agro-food, industry, and military/defense. Nano-scale devices are able to interact with each others, with existing communication networks and, ultimately, with the Internet. As...

A clever and efficient management of transport and logistics are fundamental in manufacturer companies, starting to adopt new methodologies, inspired to the emerging industry 4.0 principles. Such a behavior is influenced by the spreading of the Internet of Things (IoT) paradigm, helping to automate a lot of features, if not all, of products’ manage...

Letting both data producers and data consumers be aware of the levels of security and privacy guaranteed within an IoT-based system represents an important goal to be pursued. In fact, the presence of multiple and heterogeneous data sources, as well as wireless communication standards, increases the risk of violation in IoT scenarios. Besides contr...

Denial of Service (DoS) attack represents until now a relevant problem in Internet-based contexts. In fact, it is both difficult to recognize and to counteract. Along with the adoption and diffusion of Internet of Things (IoT) applications, such an issue has become more urgent to solve, due to the presence of heterogeneous data sources and to the w...

Both people and organization are widely accepting and adopting the functionalities offered by the smart home or smart building applications. This is due to the many advantages, in easing users’ every-day life and work, provided by the emerging Internet of Things (IoT) technologies and devices, equipped with sensors, cameras, or actuators, and able...

The diffusion of Internet of Things (IoT) technologies enables the provision of advanced and valuable services, but also raises several challenges. First of all, the increasing number of heterogeneous interconnected devices creates scalability and interoperability issues and thus a flexible middleware platform is needed to manage all the sources to...

Many solutions based on machine learning techniques have been proposed in literature aimed at detecting and promptly counteracting various kinds of malicious attack (data violation, clone, sybil, neglet, greed, DoS attacks), which frequently affect Wireless Sensor Networks (WSN). Besides recognizing the corrupted or violated information, also the a...

Security and privacy represent critical issues for a wide adoption of IoT technologies both by industries and people in their every-day life. Besides, the complexity of an IoT system’s management resides in the presence of heterogeneous devices, which communicate by means of different protocols and provide information belonging to various applicati...

One of the hottest topics in the Internet of Things (IoT) domain relates to the ability of enabling computation and storage at the edges of the network. This is becoming a key feature in order to ensure the ability of managing in a scalable way service requests with low response times. This means being able to acquire, store, and process IoT-genera...

Internet of Things (IoT) is characterized by heterogeneous technologies, which concur to the provisioning of innovative services in different application domains. Introducing efficient mechanisms for collecting, processing, and delivering data generated by sensors, medical equipment, wearable devices, and humans, is a key enabling factor for advanc...

Internet of Things (IoT) is characterized by heterogeneous technologies, which concur to the provisioning of innovative services in different application domains. Introducing efficient mechanisms for collecting, processing, and delivering data generated by sensors, medical equipment, wearable devices, and humans, is a key enabling factor for advanc...

Security, interoperability, scalability, and mobility support are key challenges for the Internet of Things (IoT). Information Centric Networking (ICN) is an emerging paradigm for the Future Internet design that brings all the potential to face these challenges thanks to name-driven networking primitives. As a matter of fact, ICN natively supports...

Security threats may hinder the large scale adoption of the emerging Internet of Things (IoT) technologies. Besides efforts have already been made in the direction of data integrity preservation, confidentiality and privacy, several issues are still open. The existing solutions are mainly based on encryption techniques, but no attention is actually...

Thanks to the availability of miniaturized camera and microphones, nowadays Wireless Multimedia Sensor Networks (WMSNs) can sense and deliver audio/video signals from a target environment to remote analysis sites. Hence, new opportunity are disclosed for advanced applications in health care, surveillance, military, and traffic monitoring domains, t...

The continuous interest in Wireless Sensor Networks (WSN) has led to the development of several applications, from traditional monitoring, to cooperative and distributed control and management systems, to automated industrial machinery and logistics. The design and optimization of specialized WSN platforms and communication protocols typically reli...

Over recent years, the continuous interest in wireless sensor networks (WSNs) has led to the appearance of new modeling methods and simulation environments for WSN applications. A broad variety of different simulation tools have been designed to explore and validate WSN systems before actual implementation and real-world deployment. These tools add...

The increasing diffusion of services enabled by Internet of Things (IoT) technologies raises several risks associated to security and data quality. Together with the high number of heterogeneous interconnected devices, this creates scalability issues, thereby calling for a flexible middleware platform able to deal with both security threats and dat...

The satisfaction of security and data quality requirements plays a fundamental role in the Internet of Things (IoT) scenario. Such a dynamic environment requires the adoption of heterogeneous technologies to provide customized services in various application domains and both security threats and data quality issues need to be addresses in order to...

Internet of Things (IoT) involves heterogeneous technologies (i.e., WSN, RFID, actuators) able to exchange data acquired from the environment in order to provide services to the requesting users. In such a scenario the privacy and the quality (i.e., in terms of accuracy, timeliness, completeness) of the handled information represent critical issues...

Secure data aggregation still represents a very challenging topic in wireless sensor networks’ research. In fact, only few solutions exists to face, simultaneously, confidentiality, integrity, adaptive aggregation, and privacy issues. Furthermore, proposals available in literature mainly assume flat network architectures, without leveraging the pec...