Ad Blocking: Who Blocks Ads, Why and How to Win Them Back 2 Table of Contents
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A Taxonomy and Business Analysis for Mobile Web Applications
A Taxonomy and Business Analysis for Mobile Web Applications Kevin Hao Liu Working Paper CISL# 2009-01 January 2009 Composite Information Systems Laboratory (CISL) Sloan School of Management, Room E53-320 Massachusetts Institute of Technology Cambridge, MA 02142 A Taxonomy and Business Analysis for Mobile Web Applications By Kevin Hao Liu Ph.D. Computer Science Victoria University Submitted to the System Design and Management Program in Partial Fulfillment of the Requirements for the Degree of Master of Science in Management and Engineering At the Massachusetts Institute of Technology February 2009 © 2009 Kevin H Liu. All rights reserved The author hereby grants to MIT permission to reproduce and to distribute publicly paper and electronic copies of this thesis document in whole or in part in any medium now known or hereafter created. Signature of Author Kevin H Liu System Design and Management Program February 2009 Certified by Stuart E Madnick John Norris Maguire Professor of Information Technology Sloan School of Management Professor of Engineering Systems School of Engineering Massachusetts Institute of Technology Thesis Supervisor Certified by Patrick Hale Director System Design & Management Program Massachusetts Institute of Technology A Taxonomy and Business Analysis for Mobile Web Applications By Kevin Hao Liu Submitted to the System Design and Management Program in February 2009 in Partial Fulfillment of the Requirements for the Degree of Master of Science in Management and Engineering ABSTRACT Mobile web applications refer to web applications on mobile devices, aimed at personalizing, integrating, and discovering mobile contents in user contexts. This thesis presents a comprehensive study of mobile web applications by proposing a new taxonomy for mobile web applications, and conducting a business analysis in the field of mobile web applications. -
HTTP Cookie - Wikipedia, the Free Encyclopedia 14/05/2014
HTTP cookie - Wikipedia, the free encyclopedia 14/05/2014 Create account Log in Article Talk Read Edit View history Search HTTP cookie From Wikipedia, the free encyclopedia Navigation A cookie, also known as an HTTP cookie, web cookie, or browser HTTP Main page cookie, is a small piece of data sent from a website and stored in a Persistence · Compression · HTTPS · Contents user's web browser while the user is browsing that website. Every time Request methods Featured content the user loads the website, the browser sends the cookie back to the OPTIONS · GET · HEAD · POST · PUT · Current events server to notify the website of the user's previous activity.[1] Cookies DELETE · TRACE · CONNECT · PATCH · Random article Donate to Wikipedia were designed to be a reliable mechanism for websites to remember Header fields Wikimedia Shop stateful information (such as items in a shopping cart) or to record the Cookie · ETag · Location · HTTP referer · DNT user's browsing activity (including clicking particular buttons, logging in, · X-Forwarded-For · Interaction or recording which pages were visited by the user as far back as months Status codes or years ago). 301 Moved Permanently · 302 Found · Help 303 See Other · 403 Forbidden · About Wikipedia Although cookies cannot carry viruses, and cannot install malware on 404 Not Found · [2] Community portal the host computer, tracking cookies and especially third-party v · t · e · Recent changes tracking cookies are commonly used as ways to compile long-term Contact page records of individuals' browsing histories—a potential privacy concern that prompted European[3] and U.S. -
E Cost of Ad Blocking Pagefair and Adobe 2015 Ad Blocking Report
!e cost of ad blocking PageFair and Adobe 2015 Ad Blocking Report Introduction In the third annual ad blocking report, PageFair, with the help of Adobe, provides updated data on the scale and growth of ad blocking so"ware usage and highlights the global and regional economic impact associated with it. Additionally, this report explores the early indications surrounding the impact of ad blocking within the mobile advertising space and how mobile will change the ad blocking landscape. Table of Contents 3. Key insights 8. Effect of ad blocking by industry 13. A"erword 4. Global ad blocking growth 9. Google Chrome still the main driver of ad 14. Background 5. Usage of ad blocking so"ware in the United block growth 15. Methodology States 10. Mobile is yet to be a factor in ad blocking 16. Tables 6. Usage of ad blocking so"ware in Europe growth 17. Tables 7. !e cost of blocking ads 11. Mobile will facilitate future ad blocking growth 12. Reasons to start using an ad blocker PAGEFAIR AND ADOBE | 2015 Ad Blocking Report 2 Key Insights More consumers block ads, continuing the strong growth rates seen during 2013 and 2014. 41% YoY global growth Q2 2014 - Q2 2015 !e "ndings • Globally, the number of people using ad blocking so"ware grew by 41% year over year. • 16% of the US online population blocked ads during Q2 2015. • Ad block usage in the United States grew 48% during the past year, increasing to 45 million monthly active 45 million users (MAUs) during Q2 2015. Average MAUs in the United • Ad block usage in Europe grew by 35% during the past year, increasing to 77 million monthly active users States Q2 2015 during Q2 2015. -
Web Crawler in Mobile Systems
International Journal of Machine Learning and Computing, Vol. 2, No. 4, August 2012 Web Crawler in Mobile Systems Pavalam S. M., S. V. Kasmir Raja, Jawahar M., and Felix K. Akorli the crawler, Section 3 discusses the different types of Abstract—With the advent of internet technology, data has crawlers, and Section 4 explores the software used in mobile exploded to a considerable amount. Large volumes of data can phones for crawling purposes with Section 5 discusses the be explored easily through search engines, to extract valuable advantages that crawlers can bring in mobile information. Web crawlers are an indispensible part of search communications and section 6 brings out the summary. engine, which are program (proceeds with the search term) that can traverse through the hyperlinks, indexes them, parses the files and adds new links in to its queue and the mentioned process is done several times until search term vanishes from II. ARCHITECTURE OF A CRAWLER those pages. The web crawler looks for updating the links which Web crawler (also known as Spiders or robots) is software has already been indexed. This paper briefly reviews the concepts of web crawler, its architecture and its different types. that can start with a Uniform Resource Locator (known as It lists the software used by various mobile systems and also seed URL), downloads the pages with associated links and explores the ways of usage of web crawler in mobile systems and looks for the updates and stores them for later use. This reveals the possibility for further research. process is done iteratively. -
The Impact of Ad-Blockers on Online Consumer Behavior
Marketing Science Institute Working Paper Series 2021 Report No. 21-119 The Impact of Ad-blockers on Online Consumer Behavior Vilma Todri “The Impact of Ad-blockers on Online Consumer Behavior” © 2021 Vilma Todri MSI Working Papers are Distributed for the benefit of MSI corporate and academic members and the general public. Reports are not to be reproduced or published in any form or by any means, electronic or mechanical, without written permission. Marketing Science Institute Working Paper Series The Impact of Ad-blockers on Online Consumer Behavior Vilma Todri Goizueta Business School, Emory University, Atlanta, GA 30322 [email protected] Digital advertising is on track to become the dominant form of advertising but ad-blocking technologies have recently emerged posing a potential threat to the online advertising ecosystem. A significant and increasing fraction of Internet users has indeed already started employing ad-blockers. However, surprisingly little is known yet about the effects of ad-blockers on consumers. This paper investigates the impact of ad- blockers on online search and purchasing behaviors by empirically analyzing a consumer-level panel dataset. Interestingly, the analyses reveal that ad-blockers have a significant effect on online purchasing behavior: online consumer spending decreases due to ad-blockers by approximately $14:2 billion a year in total. In examining the underlying mechanism of the ad-blocker effects, I find that ad-blockers significantly decrease spending for brands consumers have not experienced before, partially shifting spending towards brands they have experienced in the past. I also find that ad-blockers spur additional unintended consequences as they reduce consumers' search activities across information channels. -
Will Ad Blocking Break the Internet?
NBER WORKING PAPER SERIES WILL AD BLOCKING BREAK THE INTERNET? Ben Shiller Joel Waldfogel Johnny Ryan Working Paper 23058 http://www.nber.org/papers/w23058 NATIONAL BUREAU OF ECONOMIC RESEARCH 1050 Massachusetts Avenue Cambridge, MA 02138 January 2017 Johnny Ryan is an employee of PageFair, a firm that measures the extent of ad blocking and offers ad-recovery technologies that enable publishers to display ads in a manner that adblockers cannot block. Neither Shiller nor Waldfogel has received any compensation for the research in the paper. PageFair was allowed to review the paper for accuracy but did not have control over the paper's findings nor conclusions. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research. NBER working papers are circulated for discussion and comment purposes. They have not been peer-reviewed or been subject to the review by the NBER Board of Directors that accompanies official NBER publications. © 2017 by Ben Shiller, Joel Waldfogel, and Johnny Ryan. All rights reserved. Short sections of text, not to exceed two paragraphs, may be quoted without explicit permission provided that full credit, including © notice, is given to the source. Will Ad Blocking Break the Internet? Ben Shiller, Joel Waldfogel, and Johnny Ryan NBER Working Paper No. 23058 January 2017 JEL No. L81,L82 ABSTRACT Ad blockers allow Internet users to obtain information without generating ad revenue for site owners; and by 2016 they were used by roughly a quarter of site visitors. Given the ad-supported nature of much of the web, ad blocking poses a threat to site revenue and, if revenue losses undermine investment, a possible threat to consumers' access to appealing content. -
Iris: Third-Party Authentication Service
Iris: Third-Party Authentication Service Akshay Padmanabha Kevin Chen [email protected] [email protected] Surya Bhupatiraju Thomas Zhang [email protected] [email protected] ABSTRACT thentication and providing a centralized identification sys- Existing centralized identification systems, such as Facebook tem. To this end, we propose Iris: a web-based, secure, or Google, offer convenient services for authentication and centralized system to allow users to fully control what in- storing user information that third-party services leverage to formation they expose to third-party services, and offer full reduce friction and streamline the process of creating user transparency as to what data is collected and how it is used. profiles and logging in. However, these systems present con- flict of interests, and users may be interested in a third-party 2. PREVIOUS WORK service that focuses exclusively on authentication. To this A notable example of work towards an unbiased, third- end, we present Iris, a web-based, secure solution that re- party identification system is OpenID [6]. OpenID is a bold solves the single-point-of-failure concern and provides secure attempt in this direction, but faced many problems. One of protocols of data transmission and transparency of data us- the primary drawbacks include bad communication; it is not age. clear to end users as to how OpenID works or how it is used. Iris consists of two components: a database that holds This lack of understanding, along with poor implementation, users' information encrypted with their passphrases along security vulenerabilities, and trust issues, eventually led to with a public API to retreive this data, and a client-side OpenID becoming less and less popular. -
What Are Kernel-Mode Rootkits?
www.it-ebooks.info Hacking Exposed™ Malware & Rootkits Reviews “Accessible but not dumbed-down, this latest addition to the Hacking Exposed series is a stellar example of why this series remains one of the best-selling security franchises out there. System administrators and Average Joe computer users alike need to come to grips with the sophistication and stealth of modern malware, and this book calmly and clearly explains the threat.” —Brian Krebs, Reporter for The Washington Post and author of the Security Fix Blog “A harrowing guide to where the bad guys hide, and how you can find them.” —Dan Kaminsky, Director of Penetration Testing, IOActive, Inc. “The authors tackle malware, a deep and diverse issue in computer security, with common terms and relevant examples. Malware is a cold deadly tool in hacking; the authors address it openly, showing its capabilities with direct technical insight. The result is a good read that moves quickly, filling in the gaps even for the knowledgeable reader.” —Christopher Jordan, VP, Threat Intelligence, McAfee; Principal Investigator to DHS Botnet Research “Remember the end-of-semester review sessions where the instructor would go over everything from the whole term in just enough detail so you would understand all the key points, but also leave you with enough references to dig deeper where you wanted? Hacking Exposed Malware & Rootkits resembles this! A top-notch reference for novices and security professionals alike, this book provides just enough detail to explain the topics being presented, but not too much to dissuade those new to security.” —LTC Ron Dodge, U.S. -
Taxonomy of Mobile Web Applications from a Taxonomy and Business Analysis for Mobile Web Applications
Chapter 3: Taxonomy of Mobile Web Applications from A Taxonomy and Business Analysis for Mobile Web Applications By Kevin Hao Liu Ph.D. Computer Science Victoria University Submitted to the System Design and Management Program in Partial Fulfillment of the Requirements for the Degree of Master of Science in Management and Engineering At the Massachusetts Institute of Technology February 2009 © 2009 Kevin H Liu. All rights reserved The author hereby grants to MIT permission to reproduce and to distribute publicly paper and electronic copies of this thesis document in whole or in part in any medium now known or hereafter created. ABSTRACT Mobile web applications refer to web applications on mobile devices, aimed at personalizing, integrating, and discovering mobile contents in user contexts. This thesis presents a comprehensive study of mobile web applications by proposing a new taxonomy for mobile web applications, and conducting a business analysis in the field of mobile web applications. The thesis reviews the current surrounding environment for mobile web applications, namely, web 2.0 and 3.0, wireless communication technology, and Smartphone platform. The recent entry and success of Apple’s iPhone greatly enhanced the public awareness of the Smartphone technology. Google’s release of open-source Android platform and T-Mobile’s deployment of Android-powered “Dream” Smartphone not only intensify the competition among suppliers, but also provide an open-source foundation for mobile web applications. This thesis introduces a new mobile web application taxonomy to systematically study the values and the groupings of the mobile web applications. By introducing features and categories, the taxonomy provides a framework so the related companies and businesses can be comparatively analyzed and summarized. -
Webkit and Blink: Open Development Powering the HTML5 Revolution
WebKit and Blink: Open Development Powering the HTML5 Revolution Juan J. Sánchez LinuxCon 2013, New Orleans Myself, Igalia and WebKit Co-founder, member of the WebKit/Blink/Browsers team Igalia is an open source consultancy founded in 2001 Igalia is Top 5 contributor to upstream WebKit/Blink Working with many industry actors: tablets, phones, smart tv, set-top boxes, IVI and home automation. WebKit and Blink Juan J. Sánchez Outline The WebKit technology: goals, features, architecture, code structure, ports, webkit2, ongoing work The WebKit community: contributors, committers, reviewers, tools, events How to contribute to WebKit: bugfixing, features, new ports Blink: history, motivations for the fork, differences, status and impact in the WebKit community WebKit and Blink Juan J. Sánchez WebKit: The technology WebKit and Blink Juan J. Sánchez The WebKit project Web rendering engine (HTML, JavaScript, CSS...) The engine is the product Started as a fork of KHTML and KJS in 2001 Open Source since 2005 Among other things, it’s useful for: Web browsers Using web technologies for UI development WebKit and Blink Juan J. Sánchez Goals of the project Web Content Engine: HTML, CSS, JavaScript, DOM Open Source: BSD-style and LGPL licenses Compatibility: regression testing Standards Compliance Stability Performance Security Portability: desktop, mobile, embedded... Usability Hackability WebKit and Blink Juan J. Sánchez Goals of the project NON-goals: “It’s an engine, not a browser” “It’s an engineering project not a science project” “It’s not a bundle of maximally general and reusable code” “It’s not the solution to every problem” http://www.webkit.org/projects/goals.html WebKit and Blink Juan J. -
Understanding Ad Blockers
Understanding Ad Blockers A Major Qualifying Project Submitted to the Faculty of Worcester Polytechnic Institute In partial fulfillment of the requirements for the Degree of Bachelor of Science In Computer Science By _________________________________ Doruk Uzunoglu March 21, 2016 _______________________ Professor Craig E. Wills, Project Advisor Professor and Department Head Department of Computer Science ABSTRACT This project aims to provide useful information for users and researchers who would like to learn more about ad blocking. Three main research areas are explored in this project. The first research area provides general information about ad blocking tools and aims to explore ad blockers from a user’s perspective. The second research area provides analyses regarding thirdparty sites that appear on popular firstparty sites in order to explore the behavior of thirdparties. Finally, the third research area provides analyses regarding filter lists, which are sets of ad filtering rules used by ad blocking tools. The third research area aims to convey the differences and similarities between individual filter lists as well as sets of filter lists that form the defaults of ad blocking tools. 1 ACKNOWLEDGEMENTS I would like to thank Professor Craig Wills for advising my project, providing insight, and gathering the popular thirdparty domains data which I analyzed as part of this project. In addition, I would like to thank Jinyan Zang for sharing the thirdparty data regarding mobile apps, which they have gathered as part of their 2015 paper named “Who Knows What About Me? A Survey of Behind the Scenes Personal Data Sharing to Third Parties by Mobile Apps.” The data provided by Jinyan Zang was also analyzed as part of this project. -
Snowwall: a Visual Firewall for the Surveillance Society
Imperial College London Department of Computing SnowWall: A Visual Firewall for the Surveillance society Madalina-Ioana Sas [email protected] June 2017 Supervised by Dr. William J. Knottenbelt Submitted in part fulfillment of the requirements for the degree of Master of Engineering in Computing of Imperial College London. 2 Abstract In the past two decades we have seen a steady increase in the adoption of various technologies that fit into what can be described as a digital lifestyle. Sharing data, experiences and our most intimate thoughts has become second nature to most people connected to the Internet. And as market trends shift so did the approach that companies and governments have in regards to each individual's digital footprint. The uncharted wild west that used to be the internet of yesteryear has become a battleground where everyone is fighting over who knows the user better. Findings such as the Snowden and the Vault7 leaks have deeply shaken the status quo in privacy. This project revolves around giving the end user back insight and control over what they involuntarily share with the world. We present SnowWall: a networking tool designed to provide insights and control into the networking activity on a Windows-based system. SnowWall interacts with the operating system, intercepts every inbound and outbound connection, provides information on the connection's state, lifetime, owning process, and most importantly, remote end point, such as geolocation and ownership information. SnowWall is a powerful tool designed to be user-friendly, which allows anyone to block unwanted connections with high-level firewall rules, such as blocking by country or by owning organization name.