By Hadar Blutrich

As Magecart and formjacking attacks become more sophisticated, it’s essential to address not only what services may interact with users, but what that interaction looks like and how to control it.

2019 left enterprises scrambling for security measures to tackle new threats such as formjacking and targeted attacks perpetrated by the group known as Magecart as well as other attackers leveraging the same techniques. Most, if not all, of the Magecart-style attacks started from a trusted domain, a third party, or the actual website domain. The British Airways attack started from its own domain, while Delta Airlines, Best Buy, Sears, and others started from trusted third-party domains.

Traditionally, security analysts have been quick to suggest Content Security Policy (CSP) as a valid technique to thwart these attacks. In reality, there are many gaps and vulnerabilities in using CSP as an end-all solution for monitoring and protecting websites and ensuring the end user or customer is in fact also protected from these attacks.

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