ACM Transactions on the Web

The 2016 United States presidential election was marked by the abuse of targeted advertising on Facebook. Concerned with the risk of the same kind of abuse to happen in the 2018 Brazilian elections, we designed and deployed an independent auditing system ...

The Website Accessibility Conformance Evaluation Methodology (WCAG-EM) directs an auditor to select samples of web pages for accessibility evaluation. However, the sampling method of WCAG-EM cannot statistically claim to represent pages outside of the ...

The rapid development of the internet has led to an exponential increase in the scale of computing, storage, networking, and service resources. Traditional monolithic architectures are increasingly insufficient for managing these complexities. In contrast,...

The traditional protected web services rely on a user authentication process. The combination of an identifier (e.g., username, email address and so on) and credential (e.g., password) still remains the most widely deployed user authentication process, ...

Given a graph G defined in a domain \(\mathcal {G}\), we investigate locally differentially private mechanisms to release a degree sequence on \(\mathcal {G}\) that accurately approximates the actual degree distribution. Existing solutions for this ...

Affiliate marketing is a growing performance-based marketing arrangement in which affiliates are rewarded for getting users to register, purchase, or visit a shopping website [16, 38]. This marketing strategy is valued at $18.5 billion USD for 2025 [31, ...

Understanding structural regularities across layers in multi-layer networks is essential for uncovering their underlying generative mechanisms. While link prediction has been widely explored in multi-layer networks, it is typically treated as an isolated ...