A Study on New Standard for Interactive Web and Mobile Platforms
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A Survey on Architectures of Mobile Operating Systems: Challenges and Issues
International Journal of Research Studies in Computer Science and Engineering (IJRSCSE) Volume 2, Issue 3, March 2015, PP 73-76 ISSN 2349-4840 (Print) & ISSN 2349-4859 (Online) www.arcjournals.org A Survey on Architectures of Mobile Operating Systems: Challenges and Issues Prof. Y. K. Sundara Krishna1 HOD, Dept. of Computer Science, Krishna University Mr. G K Mohan Devarakonda2 Research Scholar, Krishna University Abstract: In the early years of mobile evolution, Discontinued Platforms Current mobile devices are enabled only with voice services Platforms that allow the users to communicate with each other. Symbian OS Android But now a days, the mobile technology undergone Palm OS IOS various changes to a great extent so that the devices Maemo OS Windows Phone allows the users not only to communicate but also to Meego OS Firefox OS attain a variety of services such as video calls, faster Black Berry OS browsing services,2d and 3d games, Camera, 2.1 Symbian OS: This Operating system was Banking Services, GPS services, File sharing developed by NOKIA. services, Tracking Services, M-Commerce and so many. The changes in mobile technology may be due Architecture: to Operating System or Hardware or Network or Memory. This paper presents a survey on evolutions SYMBIAN OS GUI Library in mobile developments especially on mobile operating system Architectures, challenges and Issues in various mobile operating Systems. Application Engines JAVA VM 1. INTRODUCTION Servers (Operating System Services) A Mobile operating system is a System Software that is specifically designed to run on handheld devices Symbian OS Base (File Server, Kernel) such as Mobile Phones, PDA’s. -
Firefox OS Overview Ewa Janczukowicz
Firefox OS Overview Ewa Janczukowicz To cite this version: Ewa Janczukowicz. Firefox OS Overview. [Research Report] Télécom Bretagne. 2013, pp.28. hal- 00961321 HAL Id: hal-00961321 https://hal.archives-ouvertes.fr/hal-00961321 Submitted on 24 Apr 2014 HAL is a multi-disciplinary open access L’archive ouverte pluridisciplinaire HAL, est archive for the deposit and dissemination of sci- destinée au dépôt et à la diffusion de documents entific research documents, whether they are pub- scientifiques de niveau recherche, publiés ou non, lished or not. The documents may come from émanant des établissements d’enseignement et de teaching and research institutions in France or recherche français ou étrangers, des laboratoires abroad, or from public or private research centers. publics ou privés. Collection des rapports de recherche de Télécom Bretagne RR-2013-04-RSM Firefox OS Overview Ewa JANCZUKOWICZ (Télécom Bretagne) This work is part of the project " Étude des APIs Mozilla Firefox OS" supported by Orange Labs / TC PASS (CRE API MOZILLA FIREFOX OS - CTNG13025) ACKNOWLEGMENTS Above all, I would like to thank Ahmed Bouabdallah and Arnaud Braud for their assistance, support and guidance throughout the contract. I am very grateful to Gaël Fromentoux and Stéphane Tuffin for giving me the possibility of working on the Firefox OS project. I would like to show my gratitude to Jean-Marie Bonnin, to all members of Orange NCA/ARC team and RSM department for their help and guidance. RR-2013-04-RSM 1 RR-2013-04-RSM 2 SUMMARY Firefox OS is an operating system for mobile devices such as smartphones and tablets. -
Download Android Os for Phone Open Source Mobile OS Alternatives to Android
download android os for phone Open Source Mobile OS Alternatives To Android. It’s no exaggeration to say that open source operating systems rule the world of mobile devices. Android is still an open-source project, after all. But, due to the bundle of proprietary software that comes along with Android on consumer devices, many people don’t consider it an open source operating system. So, what are the alternatives to Android? iOS? Maybe, but I am primarily interested in open-source alternatives to Android. I am going to list not one, not two, but several alternatives, Linux-based mobile OSes . Top Open Source alternatives to Android (and iOS) Let’s see what open source mobile operating systems are available. Just to mention, the list is not in any hierarchical or chronological order . 1. Plasma Mobile. A few years back, KDE announced its open source mobile OS, Plasma Mobile. Plasma Mobile is the mobile version of the desktop Plasma user interface, and aims to provide convergence for KDE users. It is being actively developed, and you can even find PinePhone running on Manjaro ARM while using KDE Plasma Mobile UI if you want to get your hands on a smartphone. 2. postmarketOS. PostmarketOS (pmOS for short) is a touch-optimized, pre-configured Alpine Linux with its own packages, which can be installed on smartphones. The idea is to enable a 10-year life cycle for smartphones. You probably already know that, after a few years, Android and iOS stop providing updates for older smartphones. At the same time, you can run Linux on older computers easily. -
A First Look at Firefox OS Security
A First Look at Firefox OS Security Daniel DeFreez∗, Bhargava Shastryy, Hao Chen∗, Jean-Pierre Seiferty ∗University of California, Davis fdcdefreez, [email protected] ySecurity in Telecommunications, Technische Universitat¨ Berlin fbshastry, [email protected] Abstract—With Firefox OS, Mozilla is making a serious push the abuse of vulnerable applications. All privileged appli- for an HTML5-based mobile platform. In order to assuage cations have a default Content Security Policy applied and security concerns over providing hardware access to web ap- are reviewed for conformance to security guidelines prior to plications, Mozilla has introduced a number of mechanisms that being distributed through the official Firefox Market. The make the security landscape of Firefox OS distinct from both Content Security Policy almost categorically prevents Cross- the desktop web and other mobile operating systems. From an Site Scripting (XSS) via JavaScript injection, and code re- application security perspective, the two most significant of these mechanisms are the the introduction of a default Content Security view should pick up any misuse of permissions or obvious Policy and code review in the market. This paper describes how security errors. This paper asks whether these mechanisms lightweight static analysis can augment these mechanisms to find are sufficient to prevent developers from making trivially vulnerabilities which have otherwise been missed. We provide preventable security blunders. We find that they are not. The examples of privileged applications in the market that contain most prevalent attack vector, without a doubt, is HTML in- vulnerabilities that can be automatically detected. jection, and .innerHTML1 is the culprit. -
Document Object Model
Document Object Model CITS3403: Agile Web Development Semester 1, 2021 Introduction • We’ve seen JavaScript core – provides a general scripting language – but why is it so useful for the web? • Client-side JavaScript adds collection of objects, methods and properties that allow scripts to interact with HTML documents dynamic documents client-side programming • This is done by bindings to the Document Object Model (DOM) – “The Document Object Model is a platform- and language-neutral interface that will allow programs and scripts to dynamically access and update the content, structure and style of documents.” – “The document can be further processed and the results of that processing can be incorporated back into the presented page.” • DOM specifications describe an abstract model of a document – API between HTML document and program – Interfaces describe methods and properties – Different languages will bind the interfaces to specific implementations – Data are represented as properties and operations as methods • https://www.w3schools.com/js/js_htmldom.asp The DOM Tree • DOM API describes a tree structure – reflects the hierarchy in the XTML document – example... <html xmlns = "http://www.w3.org/1999/xhtml"> <head> <title> A simple document </title> </head> <body> <table> <tr> <th>Breakfast</th> <td>0</td> <td>1</td> </tr> <tr> <th>Lunch</th> <td>1</td> <td>0</td> </tr> </table> </body> </html> Execution Environment • The DOM tree also includes nodes for the execution environment in a browser • Window object represents the window displaying a document – All properties are visible to all scripts – Global variables are properties of the Window object • Document object represents the HTML document displayed – Accessed through document property of Window – Property arrays for forms, links, images, anchors, … • The Browser Object Model is sometimes used to refer to bindings to the browser, not specific to the current page (document) being rendered. -
Learning HTML5 Game Programming Addison-Wesley Learning Series
Learning HTML5 Game Programming Addison-Wesley Learning Series Visit informit.com/learningseries for a complete list of available publications. The Addison-Wesley Learning Series is a collection of hands-on programming guides that help you quickly learn a new technology or language so you can apply what you’ve learned right away. Each title comes with sample code for the application or applications built in the text. This code is fully annotated and can be reused in your own projects with no strings attached. Many chapters end with a series of exercises to encourage you to reexamine what you have just learned, and to tweak or adjust the code as a way of learning. Titles in this series take a simple approach: they get you going right away and leave you with the ability to walk off and build your own application and apply the language or technology to whatever you are working on. Learning HTML5 Game Programming A Hands-on Guide to Building Online Games Using Canvas, SVG, and WebGL James L. Williams Upper Saddle River, NJ • Boston • Indianapolis • San Francisco New York • Toronto • Montreal • London • Munich • Paris • Madrid Cape Town • Sydney • Tokyo • Singapore • Mexico City Many of the designations used by manufacturers and sellers to distinguish their products Associate are claimed as trademarks. Where those designations appear in this book, and the publish- Publisher er was aware of a trademark claim, the designations have been printed with initial capital Mark Taub letters or in all capitals. Senior Acquisitions The author and publisher have taken care in the preparation of this book, but make no Editor expressed or implied warranty of any kind and assume no responsibility for errors or omis- Trina MacDonald sions. -
Framework for Developing Offline HTML5 Applications
MASARYK UNIVERSITY FACULTY}w¡¢£¤¥¦§¨ OF I !"#$%&'()+,-./012345<yA|NFORMATICS Framework for Developing Offline HTML5 Applications DIPLOMA THESIS Petr Kunc Brno, 2013 Declaration Hereby I declare, that this paper is my original authorial work, which I have worked out by my own. All sources, references and literature used or excerpted during elaboration of this work are properly cited and listed in complete reference to the due source. Advisor: doc. RNDr. Tomás Pitner, PhD. ii Acknowledgement Above all, I would like to thank my advisor doc. RNDr. Tomáš Pitner, PhD. for leading not only this diploma thesis but also for leading me during my studies. I would also like to thank my colleagues in Laboratory of Software Architectures and Information Systems, especially Mgr. Filip Nguyen and Mgr. Daniel Tovarˇnákfor priceless advice on implementation and for providing their knowledge. Nevertheless, I would like to thank my colleagues in Celebrio Software company. iii Abstract The aim of this thesis is to provide detailed information about developing offline web ap- plications. The thesis presents important technologies in the development and mostly deals with Application cache technology. It summarizes advantages and also disadvantages and problems of the technology. Then, it offers solutions to some of the problems and introduces framework for build- ing offline web applications more sophisticatedly. At last, demonstration application is pre- sented which shows the benefits of proposed technology. iv Keywords HTML5, offline, web applications, application -
Web Tracking: Mechanisms, Implications, and Defenses Tomasz Bujlow, Member, IEEE, Valentín Carela-Español, Josep Solé-Pareta, and Pere Barlet-Ros
ARXIV.ORG DIGITAL LIBRARY 1 Web Tracking: Mechanisms, Implications, and Defenses Tomasz Bujlow, Member, IEEE, Valentín Carela-Español, Josep Solé-Pareta, and Pere Barlet-Ros Abstract—This articles surveys the existing literature on the of ads [1], [2], price discrimination [3], [4], assessing our methods currently used by web services to track the user online as health and mental condition [5], [6], or assessing financial well as their purposes, implications, and possible user’s defenses. credibility [7]–[9]. Apart from that, the data can be accessed A significant majority of reviewed articles and web resources are from years 2012 – 2014. Privacy seems to be the Achilles’ by government agencies and identity thieves. Some affiliate heel of today’s web. Web services make continuous efforts to programs (e.g., pay-per-sale [10]) require tracking to follow obtain as much information as they can about the things we the user from the website where the advertisement is placed search, the sites we visit, the people with who we contact, to the website where the actual purchase is made [11]. and the products we buy. Tracking is usually performed for Personal information in the web can be voluntarily given commercial purposes. We present 5 main groups of methods used for user tracking, which are based on sessions, client by the user (e.g., by filling web forms) or it can be collected storage, client cache, fingerprinting, or yet other approaches. indirectly without their knowledge through the analysis of the A special focus is placed on mechanisms that use web caches, IP headers, HTTP requests, queries in search engines, or even operational caches, and fingerprinting, as they are usually very by using JavaScript and Flash programs embedded in web rich in terms of using various creative methodologies. -
Security Considerations Around the Usage of Client-Side Storage Apis
Security considerations around the usage of client-side storage APIs Stefano Belloro (BBC) Alexios Mylonas (Bournemouth University) Technical Report No. BUCSR-2018-01 January 12 2018 ABSTRACT Web Storage, Indexed Database API and Web SQL Database are primitives that allow web browsers to store information in the client in a much more advanced way compared to other techniques such as HTTP Cookies. They were originally introduced with the goal of enhancing the capabilities of websites, however, they are often exploited as a way of tracking users across multiple sessions and websites. This work is divided in two parts. First, it quantifies the usage of these three primitives in the context of user tracking. This is done by performing a large-scale analysis on the usage of these techniques in the wild. The results highlight that code snippets belonging to those primitives can be found in tracking scripts at a surprising high rate, suggesting that user tracking is a major use case of these technologies. The second part reviews of the effectiveness of the removal of client-side storage data in modern browsers. A web application, built for specifically for this study, is used to highlight that it is often extremely hard, if not impossible, for users to remove personal data stored using the three primitives considered. This finding has significant implications, because those techniques are often uses as vector for cookie resurrection. CONTENTS Abstract ........................................................................................................................ -
Web Technologies VU (706.704)
Web Technologies VU (706.704) Vedran Sabol ISDS, TU Graz Nov 09, 2020 Vedran Sabol (ISDS, TU Graz) Web Technologies Nov 09, 2020 1 / 68 Outline 1 Introduction 2 Drawing in the Browser (SVG, 3D) 3 Audio and Video 4 Javascript APIs 5 JavaScript Changes Vedran Sabol (ISDS, TU Graz) Web Technologies Nov 09, 2020 2 / 68 HTML5 - Part II Web Technologies (706.704) Vedran Sabol ISDS, TU Graz Nov 09, 2020 Vedran Sabol (ISDS, TU Graz) HTML5 - Part II Nov 09, 2020 3 / 68 Drawing in the Browser (SVG, 3D) SVG Scalable Vector Graphics (SVG) Web standard for vector graphics (as opposed to canvas - raster-based) Declarative style (as opposed to canvas rendering - procedural) Developed by W3C (http://www.w3.org/Graphics/SVG/) XML application (SVG DTD) http://www.w3.org/TR/SVG11/svgdtd.html SVG is supported by all current browsers Editors Inkscape and svg-edit (Web App) Vedran Sabol (ISDS, TU Graz) HTML5 - Part II Nov 09, 2020 4 / 68 Drawing in the Browser (SVG, 3D) SVG Features Basic shapes: rectangles, circles, ellipses, path, etc. Painting: filling, stroking, etc. Text Example - simple shapes Grouping of basic shapes Transformation: translation, rotation, scale, skew Example - grouping and transforms Vedran Sabol (ISDS, TU Graz) HTML5 - Part II Nov 09, 2020 5 / 68 Drawing in the Browser (SVG, 3D) SVG Features Colors: true color, transparency, gradients, etc. Clipping, masking Filter effects Interactivity: user events Scripting, i.e. JavaScript, supports DOM Animation: attributes, transforms, colors, motion (along paths) Raster images may be embedded (JPEG, -
Web-Based Fingerprinting Techniques
Web-based Fingerprinting Techniques V´ıtor Bernardo and Dulce Domingos LaSIGE, Faculdade de Ciencias,ˆ Universidade de Lisboa, Lisboa, Portugal Keywords: Browser Fingerprinting, Cross-browser Fingerprinting, Device Fingerprinting, Privacy, Fingerprint. Abstract: The concept of device fingerprinting is based in the assumption that each electronic device holds a unique set of physical and/or logical features that others can capture and use to differentiate it from the whole. Web-based fingerprinting, a particular case of device fingerprinting, allows website owners to differentiate devices based on the set of information that browsers transmit. Depending on the techniques being used, a website can track a device based on its browser features (browser fingerprinting) or based on system settings (cross-browser fingerprinting). The latter allows identification of the device even when more than one browser is used. Several different works have introduced new techniques over the last years proving that fingerprinting can be done in multiple ways, but there is not a consolidated work gathering all of them. The current work identifies known web-based fingerprinting techniques, categorizing them as which ones are browser and which are cross-browser and showing real examples of the data that can be captured with each technique. The study is synthesized in a taxonomy, which provides a clear separation between techniques, making it easier to identify the threats to security and privacy inherent to each one. 1 INTRODUCTION far more upsetting than simple cookies. In most cases, web-based fingerprinting is used to Device fingerprinting is based on the assumption that track users activity in sites and bind a device finger- no two devices are exactly alike and that profiles can print to a user profile (together with its preferences, be created by capturing the emanation patterns sent tastes and interests). -
2017 Year in Review
2017 YEAR IN REVIEW FROM THE DEAN CONTENTS 2 The Future of Data Science 4 Analyzing and Visualizing 1 Billion Tweets Using Cloudberry 5 Making Powerful Discoveries 6 Ensuring Cybersecurity Through Interdisciplinary Efforts 7 Fighting for Net Neutrality Almost 50 years since its founding as a department and 15 years 8 Protecting Millions of Mobile Users Behind the Scenes since its establishment as an independent school, the Donald Bren School of Information and Computer Sciences at UC Irvine continues 10 Digital Do-Gooders on a path of unprecedented growth. 12 Leveling the Playing Field in Computing As of fall 2017, undergraduate enrollment exceeds 3,000 students, more than 14 Faculty Highlights doubling within five years. Our computer science major is one of the five largest programs on campus, and our data science major is the fastest-growing program 16 Introducing Our New Faculty for 2017 in the school with an incoming cohort of about 70 students. Graduate enrollment 18 An All-Inclusive IoT Experience exceeds 600 students, with our professional master’s programs in computer science 19 The Future of UX and human-computer interaction and design enrolling close to 150 new students. Despite their rapid growth, our programs are more selective than ever and continue enrolling exceptional students, with Student News 20 five of them receiving National Science Foundation Graduate Fellowships in academic year 2016-17. 22 2017 Alumni Hall of Fame 23 Blending a Passion for Technology and the Arts “ The pages of this 2017 Year in Review are filled