In order to evaluate the prevalence of security and privacy practices on a representative
sample of the Web, researchers rely on website popularity rankings such as the Alexa list …

As large language models (LLMs) like ChatGPT have gained traction, an increasing number
of news websites have begun utilizing them to generate articles. However, not only can …

Privacy regulations such as the General Data Protection Regulation (GDPR) require
websites to inform EU-based users about non-essential data collection and to request their …

In this paper, we perform the first large-scale study of how people spend time on the web.
Our study is based on anonymous, aggregate telemetry data from several hundred million …

Misinformation, propaganda, and outright lies proliferate on the web, with some narratives
having dangerous real-world consequences on public health, elections, and individual …

We present CCAnalyzer, a novel classifier for deployed Internet congestion control
algorithms (CCAs) which is more accurate, more generalizable, and more human …

Browser fingerprinting often provides an attractive alternative to third-party cookies for
tracking users across the web. In fact, the increasing restrictions on third-party cookies …

Internet companies routinely follow users around the web, building profiles for ad targeting
based on inferred attributes. Prior work has shown that these practices, generally, are …

Browser fingerprinting is often associated with cross-site user tracking, a practice that many
browsers (eg, Safari, Brave, Edge, Firefox, and Chrome) want to block. However, less is …

Today, targeted online advertising relies on unique identifiers assigned to users through
third-party cookies--a practice at odds with user privacy. While the web and advertising …