This infographic explains how modern web applications rely heavily on client-side resources such as JavaScript, frames, and third-party scripts, significantly expanding the attack surface. With a majority of JavaScript loaded from external sources, attackers can inject malicious code to carry out digital skimming and Magecart-style attacks that steal sensitive data directly from users’ browsers. The infographic emphasizes the need for visibility and control over all client-side resources. Client-side protection enables continuous monitoring, rapid identification of unauthorized scripts, and compliance with regulations such as PCI DSS 4.0, GDPR, and CCPA.

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