Magecart, an umbrella term for dozens of criminal groups that place skimming code in the Javascript of websites to intercept data typed into forms, is one of the leading threats facing e-commerce today. The client-side browser is the front door for interaction with customers and their data but can also be an open door for hackers to explore attack vectors like the aforementioned Magecart and formjacking. The world is under more pressure than ever to keep online engines running properly.