A tracking flow is a flow between an end user and a Web tracking service. We develop an
extensive measurement methodology for quantifying at scale the amount of tracking flows …

Online tracking has become of increasing concern in recent years, however our
understanding of its extent to date has been limited to snapshots from web crawls. Previous …

Current web tracking practices pose a constant threat to the privacy of Internet users. As a
result, the research community has recently proposed different tools to combat well-known …

Several past measurement studies uncovered various aspects of web-based tracking and its
serious impact on user privacy. Most studies used institutional resources, eg, computers …

During the visit to any website, the average internaut may face scripts that upload personal
information to so called online trackers, invisible third party services that collect information …

We perform a large-scale analysis of third-party trackers on the World Wide Web. We extract
third-party embeddings from more than 3.5 billion web pages of the CommonCrawl 2012 …

Targeted online advertising has become an inextricable part of the way Web content and
applications are monetized. At the beginning, online advertising consisted of simple ad …

The presence of third-party tracking on websites has become customary. However, our
understanding of the third-party ecosystem is still very rudimentary. We examine third-party …

Though web tracking and its privacy implications have received much attention in recent
years, that attention has come relatively recently in the history of the web and lacks full …

We study the ability of a passive eavesdropper to leverage" third-party" HTTP tracking
cookies for mass surveillance. If two web pages embed the same tracker which tags the …