Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 13 of 13 for “"insider threat"”.
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Insider Threat Reduction Model for the cloud environment
… offer to business and individuals, security threat remains one of the growing concerns that are hindering the adoption of this paradigm. Specifically, the Insider threat is of greatest concern. In the traditional systems, insiders are regarded as current employees, former employees and any …
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Mitigating Insider Threat Risks in Cyber-physical Manufacturing Systems
… Especially, such attacks can be performed by insiders easily but in a more critical manner: Insider Threats. </p><p>Insiders can be defined as anyone who is or has been affiliated with a system. Insiders have knowledge and access authentications of the system's properties, therefore, can …
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Insider Threat: How Social Bonds May Mitigate Dark Triad Personality Traits
… narcissism, and psychopathy pose a significant insider threat risk, this can be effectively mitigated through the presence of strong social bonds such as attachment, commitment, involvement. This research explores, through the application of a number of machine learning (ML) and artificial …
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Insider threat simulation and performance analysis of insider detection algorithms with role based models
Insider threat problems are widespread in industry today. They have resulted in huge losses to organizations. The security reports by leading organizations point out the fact that there have been many more insider attacks in recent years than any other form of attack. Detection of these insider …
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A systems analysis of insider data exfiltration : a decentralized framework for disincentivizing and auditing data exfiltration
… the reality is there is a high frequency of threats from insiders within an organization and that the cost and challenge in detecting these threats is considerable. The issue has affected companies in multiple private sectors (finance, retail) and the public sector is also at risk as apparent …
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On the detection of privacy and security anomalies
… using a Database Management System (DBMS) by insiders as employees of an organisation. One of the data security and privacy concerns is of insider threats, where legitimate users of the system abuse the access privileges they hold. Insider threats come in two flavours; one is an insider threat …
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User-centered intrusion detection using heterogeneous data
… (i.e. categorical, graph and text) to improve insider threat detection. After aggregating IAM audit data into sessions, we introduce and compare general anomaly detection methods for mixed data to a user identification approach, designed to learn the distinction between normal and malicious …
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Masquerade detection using fortified naive Bayes
<p>Insider threat detection is still a relatively new area of study in Computer Science. Perhaps the most thoroughly researched topic is in the area of masquerade detection. A masquerader is someone posing as a specific legitimate user when they are really another person. Several different ways of …
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Replay and bogus information attacks : simulation and empirical validation of machine learning-based cybersecurity threat detection in connected and autonomous vehicles
… challenges, especially from sophisticated threats such as replay and bogus information attacks. While international standards (e.g., IEEE 1609.2, ETSI TS 103 097) establish baseline security through authentication, encryption, and digital signatures, these controls primarily address …
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Blockchain-enabled Secure and Trusted Personalized Health Record
… alone cannot secure patient data due to insider threat. Moreover, in a distributed system like LPHR, so-called race condition occurs when access control policies are centralized while decisions making processes are localized. We propose a formal definition of secure LPHR and develop a …
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Securing Software-Defined Network Enabled Enterprises Against Insider Threats
Insider threats are among the most challenging cyber security issues for enterprises, and even the world's most protected organizations have not been immune to them. In the first part of this thesis, considering the recent paradigm shift to Software-Defined Networks (SDNs) and its compelling …
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An analysis of insider dysfunctional behavours in an accounting information system environment
Insider deviant behaviour in Accounting Information Systems (AIS) has long been recognised as a threat to organisational AIS assets. The literature abounds with a plethora of perspectives in attempts to better understand the phenomenon, however, practitioners and researchers have traditionally …