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 12 of 12 for “"Public key infrastructure (PKI)"”.
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Public Key Infrastructure (PKI) And Virtual Private Network (VPN) Compared Using An Utility Function And The Analytic Hierarchy Process (AHP)
This paper compares two technologies, Public Key Infrastructure (PKI) and Virtual Private Network (VPN). PKI and VPN are two approaches currently in use to resolve the problem of securing data in computer networks. Making this comparison difficult is the lack of available data. Additionally, an …
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Implementation of Secure DNP3 Architecture of SCADA System for Smart Grids
… DNP3 SAv5 and design a secure architecture with Public Key Infrastructure (PKI) on Asymmetric key encryption using a Certificate Authority (CA). The testbed provides a design architecture between customer and distribution substation and illustrates the verification of the public certificate. We …
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Enabling easy access to Grid storage services and digital repositories
Currently, storage services provided by Grid infrastructures have been mostly used by IT-experts scientists, managers, and researchers due to the their underlying complexities such as protocols, access mechanisms, and user unfriendly interfaces, often based on command line tools. In particular, one …
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Tracking certificate misissuance in the wild
… are responsible for delegating trust in the TLS Public Key Infrastructure (PKI). Unfortunately, there is a long history of CAs abusing this responsibility, either due to negligence or in some cases, falling victim to attacks. As a result, the PKI community has established standards that define …
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LOKI : a lease-oriented key infrastructure with instant updates and seizure-resistance
… Authentication is typically achieved using a Public Key Infrastructure (PKI) that enables users to verify a counterparty's public key binding. Unfortunately, the structure of many existing PKIs present vulnerabilities and usability issues that stem from a lack of consistency, inefficient …
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Collaborative Caching for efficient and Robust Certificate Authority Services in Mobile Ad-Hoc Networks
… many security frameworks did not consider it. Public-Key Infrastructure (PKI) is no exception, and its deployment in MANET needs major design and implementation modifications that can fit constraints unique to this environment. Our focus in this dissertation is to adapt and increase the …
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SECURE AND EFFICIENT INFORMATION MANAGEMENT IN DELAY(DISRUPTION) TOLERANT NETWORK
… purposes. However, due to the damaged network infrastructure in the emergency, nodes need to relay messages using the store and forward paradigm, also called Delay-tolerant Networks (DTNs). In DTN, the limited bandwidth, energy, and contacts among the nodes, and their interdependency impose …
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Design and Implementation of a Secure Communication Architecture
… using a certificate authority (CA)-based public key infrastructure (PKI). However, the security protocols and the CA-based PKI are not always able to address the challenges associated with these communications. The significant growth in online activities in our everyday life over time …
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Design, modeling, and simulation of secure X.509 certificate revocation
… SSL certificates in 2022. The state-of-the-art Public Key Infrastructure (PKI), encompassing protocols, computational resources, and digital certificates, has evolved for 24 years to become the de-facto choice for encrypted communication over the Internet even on newer platforms such as mobile …
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Scalable authentication for consumer-side smart grid Internet of Things
… between these constrained devices and critical infrastructure like the smart grid. In this thesis we explore the scalability of smart grid consumer-side IoT. We look at how the extremely connected nature of IoT makes vulnerability blooms much easier and ask if existing solutions like X.509 …
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Secure channel free public key encryption with multiple keywords search
… of modern cryptography, people realize that Public Key Infrastructure (PKI) is not perfect but has its limitations. One of the limitations is that PKI completely depends on the Certification Authority (CA) to obtain a digital certificate, but this online trusted third party might be …