408 research outputs found

    Towards a Secure Smart Grid Storage Communications Gateway

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    This research in progress paper describes the role of cyber security measures undertaken in an ICT system for integrating electric storage technologies into the grid. To do so, it defines security requirements for a communications gateway and gives detailed information and hands-on configuration advice on node and communication line security, data storage, coping with backend M2M communications protocols and examines privacy issues. The presented research paves the road for developing secure smart energy communications devices that allow enhancing energy efficiency. The described measures are implemented in an actual gateway device within the HORIZON 2020 project STORY, which aims at developing new ways to use storage and demonstrating these on six different demonstration sites.Comment: 6 pages, 2 figure

    Personal Computing Security Fundamentals

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    Improving Security in Software-as-a-Service Solutions

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    The essence of cloud computing is about moving workloads from your local IT infrastructure to a data center that scales and provides resources at a moments notice. Using a pay-as-you-go model to rent virtual infrastructure is also known as a Infrastructure-as-a-Service (IaaS) offering. This helps consumers provision hardware on-demand without the need for physical infrastructure and the challenges and costs that come with it. When moving to the cloud, however, issues regarding the confidentiality, integrity, and availability of the data and infrastructure arise, and new security challenges compared to traditional on-premises computing appear. It is important for the consumer to know exactly what is their responsibility when it comes to securing software running on IaaS platforms. Axis has one such software solution, henceforth referred to as the 'Axis-hosted cloud service'. There is a need for Axis to improve the client-cloud communication, and in this report, we detail a prototype solution for a new secure communication between client and cloud. Additionally, an evaluation of the prototype is presented. The evaluation is based on a model constructed by studying literature from state-of-the-art cloud service providers and organizations dedicated to defining best practices and critical areas of focus for cloud computing. This was collected and compiled in order to present a summary of the most important aspects to keep in mind when deploying software on an IaaS. It showed that the cloud service fulfills many industry best-practices, such as encrypting data in transit between client and cloud, using virtual private clouds to separate infrastructure credentials from unauthorized access, and following the guidelines from their infrastructure provider. It also showed areas where there was a need for improvement in order to reach a state-of-the-art level. The model proved to be a useful tool to ensure that security best practices are being met by an organization moving to the cloud, and specifically for Axis, the prototype communication solution can be used as a base for further development

    Towards a NoSQL security map

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    NoSQL solutions have recently been gaining significant attention because they address some of the inefficiencies of traditional database management systems. NoSQL databases offer features such as performant distributed architecture, flexibility and horizontal scaling. Despite these advantages, there is a vast quantity of NoSQL systems available, which differ greatly from each other. The resulting lack of standardization of security features leads to a questionable maturity in terms of security. What is therefore much needed is a systematic lab research of the availability and maturity of the implementation of the most common standard database security features in NoSQL systems, resulting in a NoSQL security map. This paper summarizes the first part of our research project trying to outline such a map. It documents the definition of the standard security features to be investigated as well as the security research and results for the most commonly used NoSQL systems

    Man in the Browser Attacks

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    In the present world, everyone uses the Internet and to access the internet they would need to use a browser. Unfortunately, the benefits of the Web are also available to hackers to exploit its weaknesses. Man-in-the-Browser (MITB) attacks are utilized through Trojan malware that infects an Internet browser. This attack is dangerous because of its ability to hide from anti-virus software and steal information from a user from the browser. MITB is able to see information within the browser since no encryption occurs in a browser. This is a serious threat to financial institutions and many other secret institutions as well. No one is safe from a MITB once it is installed because it easily bypasses the security mechanisms we all rely on. This paper explains what MITB attacks are, and how dangerous are those, and how it can be identified and how can we prevent it by discussing various preventive techniques and its effectiveness. This paper will also help to create awareness to the people about this attac
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