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Full-Text Articles in Engineering

Honeypot-Based Security Enhancements For Information Systems, Javier R. Franco Jun 2022

Honeypot-Based Security Enhancements For Information Systems, Javier R. Franco

FIU Electronic Theses and Dissertations

The purpose of this thesis is to explore honeypot-based security enhancements for information systems. First, we provide a comprehensive survey of the research that has been carried out on honeypots and honeynets for Internet of Things (IoT), Industrial Internet of Things (IIoT), and Cyber-physical Systems (CPS). We provide a taxonomy and extensive analysis of the existing honeypots and honeynets, state key design factors for the state-of-the-art honeypot/honeynet research and outline open issues. Second, we propose S-Pot, a smart honeypot framework based on open-source resources. S-Pot uses enterprise and IoT honeypots to attract attackers, learns from attacks via ML classifiers, and …


A Deep-Dive Into Cryptojacking Malware: From An Empirical Analysis To A Detection Method For Computationally Weak Devices, Ege Tekiner Nov 2021

A Deep-Dive Into Cryptojacking Malware: From An Empirical Analysis To A Detection Method For Computationally Weak Devices, Ege Tekiner

FIU Electronic Theses and Dissertations

Cryptojacking is an act of using a victim's computation power without his/her consent. Unauthorized mining costs extra electricity consumption and decreases the victim host's computational efficiency dramatically. In this thesis, we perform an extensive research on cryptojacking malware from every aspects. First, we present a systematic overview of cryptojacking malware based on the information obtained from the combination of academic research papers, two large cryptojacking datasets of samples, and numerous major attack instances. Second, we created a dataset of 6269 websites containing cryptomining scripts in their source codes to characterize the in-browser cryptomining ecosystem by differentiating permissioned and permissionless cryptomining …


Efficient Key Management Schemes For Smart Grid, Mumin Cebe Jul 2020

Efficient Key Management Schemes For Smart Grid, Mumin Cebe

FIU Electronic Theses and Dissertations

With the increasing digitization of different components of Smart Grid by incorporating smart(er) devices, there is an ongoing effort to deploy them for various applications. However, if these devices are compromised, they can reveal sensitive information from such systems. Therefore, securing them against cyber-attacks may represent the first step towards the protection of the critical infrastructure. Nevertheless, realization of the desirable security features such as confidentiality, integrity and authentication relies entirely on cryptographic keys that can be either symmetric or asymmetric. A major need, along with this, is to deal with managing these keys for a large number of devices …


Privacy-Aware Security Applications In The Era Of Internet Of Things, Abbas Acar Apr 2020

Privacy-Aware Security Applications In The Era Of Internet Of Things, Abbas Acar

FIU Electronic Theses and Dissertations

In this dissertation, we introduce several novel privacy-aware security applications. We split these contributions into three main categories: First, to strengthen the current authentication mechanisms, we designed two novel privacy-aware alternative complementary authentication mechanisms, Continuous Authentication (CA) and Multi-factor Authentication (MFA). Our first system is Wearable-assisted Continuous Authentication (WACA), where we used the sensor data collected from a wrist-worn device to authenticate users continuously. Then, we improved WACA by integrating a noise-tolerant template matching technique called NTT-Sec to make it privacy-aware as the collected data can be sensitive. We also designed a novel, lightweight, Privacy-aware Continuous Authentication (PACA) protocol. PACA …


Spectrum Sharing, Latency, And Security In 5g Networks With Application To Iot And Smart Grid, Imtiaz Parvez Oct 2018

Spectrum Sharing, Latency, And Security In 5g Networks With Application To Iot And Smart Grid, Imtiaz Parvez

FIU Electronic Theses and Dissertations

The surge of mobile devices, such as smartphones, and tables, demands additional capacity. On the other hand, Internet-of-Things (IoT) and smart grid, which connects numerous sensors, devices, and machines require ubiquitous connectivity and data security. Additionally, some use cases, such as automated manufacturing process, automated transportation, and smart grid, require latency as low as 1 ms, and reliability as high as 99.99\%. To enhance throughput and support massive connectivity, sharing of the unlicensed spectrum (3.5 GHz, 5GHz, and mmWave) is a potential solution. On the other hand, to address the latency, drastic changes in the network architecture is required. The …


A Simplified Secure Programming Platform For Internet Of Things Devices, Halim Burak Yesilyurt Jun 2018

A Simplified Secure Programming Platform For Internet Of Things Devices, Halim Burak Yesilyurt

FIU Electronic Theses and Dissertations

The emerging Internet of Things (IoT) revolution has introduced many useful applications that are utilized in our daily lives. Users can program these devices in order to develop their own IoT applications; however, the platforms and languages that are used during development are abounding, complicated, and time-consuming. The software solution provided in this thesis, PROVIZ+, is a secure sensor application development software suite that helps users create sophisticated and secure IoT applications with little software and hardware experience. Moreover, a simple and efficient domain-specific programming language, namely Panther language, was designed for IoT application development to unify existing programming languages. …