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 20 of 48 for “"Unauthorized access"”.
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Defending Against DDoS and Unauthorized Access Attacks in Information Centric Networking
… functions of three components: availability, access control, and privacy. Our framework has the following attributes: be integrated within the architecture; deliver contents with high availability; transfer contents securely to legitimate users; and preserve the privacy of ICN users and …
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A contextual authentication framework for smart home environments
… (IoT) devices that can be remotely accessed and controlled. Access to smart home devices is mostly achieved through smartphones and tablet computers, but this comes with security challenges such as unauthorized access and interception of data transmission. Although smart home devices …
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A secure HEVC video watermarking scheme for authentication and copyright purposes
… Moreover, some of those schemes could allow unauthorized access over an insecure channel, which is considered a serious security issue. In order to solve these issues, two HEVC video watermarking schemes are proposed; (1) a zero-fragile watermarking scheme based on sensitive watermarking zone …
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Privacy-Preserving Photo Taking and Accessing for Mobile Phones
… which raise people’s privacy concerns over unauthorized access by installed apps. </p> <p>The goal of this dissertation is to protect people's privacy in photo taking and accessing. To achieve this goal, we propose several systems to address the aforementioned privacy issues. </p> <p>To …
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SQL injection detection and exploitation framework for penetration testing
… applications. Attackers use SQL injection to get unauthorized access and perform unauthorized data modification. To mitigate the devastating problem of SQL injection attack, there are many existing tools and methods for detection and prevention. Due to the rapid SQL injection growth in recent …
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A comparison of password techniques
A widely used access control mechanism is the password. Passwords are normally composed of a meaningful detail, such as a name of a person or a sequence of numbers such as birthdate. Any person attempting to gain unauthorized access to a system might need only to look at a personnel record or …
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Design and development of a blockchain-based consent management system
… a result, we must protect the information from unauthorized access or exploitation. As a result, companies must ensure that their systems are transparent to build user confidence. To accomplish this, we are confident that Blockchain properties will accommodate, as transactions recorded on the …
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Impact assessment and mitigation of the effect of cyber-physical attacks on the electric vehicles high-power fast charging stations considering open charge point protocol
… stations that intruders can exploit to gain unauthorized access to pose threats to the microgrid. A microgrid embedded with the vehicle-to-grid operation and renewable energy sources is simulated in MATLAB SIMSCAPE and used to demonstrate such cyber-physical attacks' impacts on the …
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PiXi: an approach to nudge secure password creation
Passwords, a first line of defense against unauthorized access, must be secure and memorable. However, people often struggle to create secure passwords they can recall. To address this problem, we design Password inspiration by eXploring information (PiXi), a novel approach to nudge users towards …
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Concepts and techniques in software watermarking and obfuscation
… are techniques to protect software from unauthorized access, modification, and tampering. While software watermarking tries to insert a secret message called software watermark into the software program as evidence of ownership, software obfuscation translates software into a …
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Practical security for multi-user web application databases
… their users' data. Outside adversaries can gain unauthorized access by exploiting unknown vulnerabilities; curious or malicious database administrators can examine or alter the data in situ. Multiple Principal CryptDB protects against attacks on web application servers. By chaining encryption …
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Securing against fraud in mobile communications : system design and development in 3G mobile networks
… telecommunications systems. Authorized network access prevents fraudulent communications and maintains the availability of the systems. However, limited development time, cost reduction pressure and requirement for high reliability in software development have forced mobile carriers to implement …
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Transaction Log on WORM Architecture with Built-in Audit Helper
… definition, have been entrusted with authorized access to the system. Therefore, existing security measures that aim at protecting the system from unauthorized access from outside are ineffective in providing sufficient protection and compliance solutions. In considering the compliance solution …
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Designing an architecture for secure sharing of personal health records : a case of developing countries
… mechanisms to protect the user data from unauthorized access.
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Parallelizing Trusted Execution Environments for Multicore Hard Real-Time Systems
… confidential but also need protection against unauthorized access and modification. With the cheap availability of hardware supported Trusted Execution Environments (TEE) in modern day microprocessors, securing sensitive information has become easier and more robust. However, when applied to …
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eMicro: Real-Time Multi-Hop Access Control for Microservices with eBPF
… complex request paths. Traditional inter-service access control restricts individual service-to-service requests, but fails to prevent multi-hop attacks, where each hop appears legitimate yet the overall path violates security intent. This gap leaves systems exposed to unauthorized access and data …
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Federated Learning for Secure Sensor Cloud
… obfuscate the information of the FL process from unauthorized access.</p>
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Lookey : building a public key database to discover the origin of compromised private keys
… been used for malicious purposes, e.g. to gain unauthorized access to sensitive data. However, given a private key found in a leak without relevant metadata, discovering the context of it is no trivial task. In this paper we aim to answer the research question: What are the challenges in …
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Differentiate Metasploit Framework Attacks From Others
… to carry out illegal activities to gain unauthorized access to targets.</p> <p>In this paper, I conduct experiments in a virtual environment to discover whether attacks originated from Metasploit Framework are marked with unique patterns and features so that these special characteristics …
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Towards Security and Privacy in Networked Medical Devices and Electronic Healthcare Systems
… utilizes wireless sensor networks to enable access to effective and efficient healthcare services and provide patient monitoring to enable early detection and treatment of health conditions. Due to the proliferation of e-health systems, security and privacy have become critical issues in …
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