Nowadays, nearly every modern web page is composed of JavaScript. According to recent data, almost 98% of all websites use JavaScript in some form. It can serve many purposes - like providing a form to collect data, and enabling key functionality.

However, for e-commerce sites, the impact of compromised JavaScript can be significant. The astounding success of Magecart attacks can be traced back to a single point of failure: third-party scripts that ran unchecked due to poor security hygiene or a lack of visibility and control.