Program: (2013-)

Hittade 131 dokument - visar 20 per sida

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1. EPGTOP: A tool for continuous monitoring of a distributed system
   Peratinos, Konstantinos; Ibayev, Sarkhan
   Examensarbete på avancerad nivå, 2019 (MSc - Computer Systems and Networks)
   Monitoring is fundamental to provide operational support for online systems and hasbeen an integral part of most computer systems for decades. Kernel-level countersmaintaining statistics such as the number of accepted/dropped packets are examplesfor classic monitoring. The ever-increasing number of connected devices has affectedthe scale of computer systems....
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2. On Security Threats and Solutions for the Future Smart Home Exploring the Viability of Intrusion Detection in a Centralized Smart Hub
   Larsson, Matz; Lipkin, Lisa
   Examensarbete på avancerad nivå, 2019 (MSc - Computer Systems and Networks)
   Security in smart homes is becoming increasingly important as more and more devicesare becoming available on the market and the information that they handleis of a sensitive nature. Historical attacks have shown that smart homes can contributeto attacks that could have severe consequences both for their users and forsociety. While much work is being done on...
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3. Implementing and evaluating a Self-Stabilizing Software Defined Network Control Plane
   LUNDGREN, ANTON; TANNERUD, IVAN
   Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
   Software Defined Networking (SDN) provides an attractive alternative to traditional, manual, error prone networks. SDN provides the opportunity to add programmability to networks, and decouple the control plane from the data plane. By doing so, a network administrator may control an entire network from a single SDN controller. While the work in this field is...
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4. Ultra-Low-Latency Wireless Networking for Mission-Critical Applications
   Shaukat, Beenish
   Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
   In a Wireless-sensor network (WSN), low-power sensor devices are connected wirelesslyto perform distributed tasks. Such type of networks require low-power wirelessnetworking (LPWN). LPWN provides efficient all-to-all communication and thenodes transmit and receive periodically. Cyber-physical systems (CPSs) are anotherexample of the systems that need LPWN. C...
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5. Arbitrating Intersection Crossing using V2I communications
   Andréasson, Mathias; Hasselquist, Tomas
   Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
   In the domain of automated driving, virtual traffic lights (VTLs) are key to makingefficient intersection crossings. However, the design of an automated VTL remainsan open challenge. This dissertation provides the design and implementation of aVTL prototype that can tolerate a multitude of failures, such as positioning systeminaccuracy, packet omission and c...
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6. Authentication using Smart Contracts in a Blockchain
   Borgsten, Eric; Jiang, Oskar
   Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
   A challenge with user authentication using passwords is to ensure that they are keptin a safe storage. The most commonly used approach to achieve this is to have acentralized storage with high security measurements but this puts this storage athigh risk of being targeted in an attack. We propose an authentication methodusing a Smart Contracts in a blockchain...
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7. Bringing Order to Chaos Clustering in Wireless Sensor Networks
   Nilsen, Mattias; Samuelsson, André
   Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
   Wireless Sensor Networks are becoming more and more popular with the decreasein cost to manufacture sensor nodes and the increased popularity of cyber-physicalsystems. One of the most significant challenges for Wireless Sensor Networks isto minimise the energy consumption of the nodes, as their battery capacity is oftenlimited, and they are expected to work...
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8. Stock Market prediction using Artificial Neural Networks
   Konstantinou, Rafael
   Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
   Stock market is one of the most competitive financial markets and traders need tocompute the financial workloads with low latency and high throughput. In the past,people were using the traditional store and process method to calculate the heavyfinancial workloads efficiently. However to achieve low latency and high throughput,data-centers were forced to be p...
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9. Fully Homomorphic Encryption: A Case Study
   Widegren, Emelie
   Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
   Fully Homomorphic Encryption (FHE) has been dubbed as cryptography’s holygrail. It opens the door to many new capabilities with the goal to solve the ITworld’s problems of security and trust. After 2009, when Craig Gentry showed thatFHE can be realised, research in the area exploded and substantial progress hasbeen made in finding more practical and more eff...
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10. A Decentralized Application for Verifying a Matching Algorithm - Programming and Testing a Smart Contract on the Ethereum Blockchain
    Fritz, Linnea
    Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
    This thesis uses blockchain technology to construct a decentralized application (oftencalled a ‘Ðapp’) for the sake of verifying results of a matching algorithm used ondata in the automotive industry. Its main intent is to explore whether the frameworkEthereum can be utilized to aid in ensuring the correctness of client responses to aquery sent by a peer in...
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11. Defining a minimal BLE stack - A Bluetooth Low Energy implementation in Rust
    Lindskogen, Johan; Mäkelä, Francine
    Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
    Today, Internet of Things (IoT) has spread to many everyday situations. The smartdevices constituting IoT can be everything from your smartwatch, to components ofyour car or nodes collecting environmental data in a building. It is not uncommonfor these devices to be powered using limited sources, such as batteries. This meansthat they have to be conserved wi...
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12. Intrusion Detection Systems in Trucks - Evaluation of Intrusion Detection Systems in Dynamic Automotive Environments
    Engelke, Manne; Ivarsson, Jesper
    Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
    Vehicles of today are becoming increasingly connected, both internally and to thesurrounding world. In the vehicle industry, and the world at large, new technologyis being developed and integrated faster than ever before. Recently, several hacksof vehicles have been performed, utilising new technology in vehicles, proving theneed for increased security in ve...
13. Vehicle data analysis using cloud-based stream processing
    Alaraj, Morhaf; Bogdanffy, Philip
    Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
    In the automotive industry, maintenance planning can be seen as a set of strategiesthat aims to increase the uptime of vehicles. Unexpected events such as if a vehiclesuddenly stops due to internal component failures or due to a flat tire are in thecontext of maintenance planning referred to as unplanned stops. For transport vehicles,unplanned stops are crit...
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14. Abstraction Layers and Energy Efficiency in TockOS, a Rust-based Runtime for the Internet of Things
    Nilsson, Filip; Lund, Sebastian
    Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
    The advent of the Internet of Things (IoT) has led to an increasing number ofconnected devices with the need to run several applications concurrently. This callsfor an operating system with a complete network stack, customized for embeddedsystems with the requirements to be up and running for very long periods of time.In this thesis, we demonstrate how Tock,...
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15. A Taxonomy of Quantum Algorithms - The core ideas of existing quantum algorithms and their implications on cryptography
    Stigsson, Anders
    Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
    With quantum computers coming up as one of the fastest growing areas in multipleresearch areas, such as computer science and physics, a taxonomy of the existingquantum algorithms is necessary. However, before this thesis, no taxonomy which includedmany of the existing quantum algorithms could be found. We have filled thatgap with this thesis. The result is a...
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16. On the road with third-party apps - Security, safety and privacy aspects of in-vehicle apps
    Eriksson, Benjamin; GROTH, JONAS
    Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
    In recent years the automotive industry has started to digitise their vehicles. Traditionallycars have been equipped with radio, cassette or CD-players and morerecently so-called infotainment systems. The abilities of these infotainment systemshave developed over the years from only offering radio and navigation to now beinga powerful Internet connected devi...
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17. Improving Intrusion Detection for IoT Networks - A Snort GPGPU Modification Using OpenCL
    Johansson, Linus; Olsson, Oskar
    Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
    The Internet of Things, or IoT, is continuously growing with more devices beingconnected every day, adding new features and functionality to our personal and homedevices by connecting them to the Internet. However, with the increase of devicesand components, new security threats arise in previously offline systems that usedto be immune to network attacks. Th...
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18. Self-Stabilizing Services for Emulating Distributed Shared Memory on Message Passing Platforms
    Gustafsson, Robert; Lindhé, Andreas
    Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
    We use self-stabilization techniques to construct a distributed service for sharedmemory emulation on message passing platforms. We are the first to implementand practically evaluate the self-stabilizing algorithm for atomic shared memoryemulation developed by Dolev, Petig and Schiller, which in turn is the first algorithmof its kind to address privacy, mali...
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19. Network Intrusion Detection in Embedded/ IoT Devices using GPGPU - Increasing throughput while reducing power consumption with an integrated GPU
    Kindström, Simon
    Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
    Internet of Things (IoT) devices are low-powered and network connected embeddedcomputers that collect sensor data and perform computations at the edge of anetwork. These Internet-connected devices often lack sufficient security, with theMirai botnet being the most highlighted incident to date. To detect attacks, aNetwork Intrusion Detection System (NIDS) may...
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20. Integrating A2 with TSCH: Bringing Network-Wide Agreement into a Recent Standard for the Internet of Things
    JINTON, JOHAN; Larsson, Mikael
    Examensarbete på avancerad nivå, 2018 (MSc - Computer Systems and Networks)
    The vision of Internet of Things (IoT) as we know it has emerged immensely in thelast couple of years, as the ever-growing demand for information continuously keepsincreasing. A substantial contributing factor to the evolved vision of IoT is due to theconvergence of multiple technologies including ubiquitous wireless communicationand commodity sensors, pavin...
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