Antoine is currently the Head of Research at Castle. In this role, he focuses on improving Castle's bot detection engine using different approaches, including behavioral detection, and fingerprinting.
We recently detected and blocked a large-scale fake account creation campaign. The attacker attempted to register tens of thousands of
Why canvas fingerprinting matters in fraud detection Canvas fingerprinting is often presented as a textbook example of browser fingerprinting. The
A few years ago, Puppeteer stealth was one of the most popular tools in the automation and scraping ecosystem. Built
This is the seventh edition of our monthly tracker highlighting email domains linked to fraudulent activity. Just like in September&
To scale a fraud or bot attack, adversaries need more than just realistic automation. They need infrastructure. A convincing browser
This is the second part of our series on building a lightweight, vendor-free anti-bot system to protect your login endpoint.
This is the first article in a two-part series (new: 2nd article was published) where we show how to build
This is the sixth edition of our monthly tracker highlighting email domains linked to fraudulent activity. Just like in August&
The navigator.deviceMemory attribute is part of the Device Memory API. It exposes an approximate amount of system RAM to
CAPTCHAs are everywhere, and almost universally hated. Whether it's deciphering blurry text or clicking every fire hydrant in
Over the past few years, I’ve written a lot about detecting automated browsers by exploiting side effects from the
This is the fifth edition of our monthly tracker highlighting email domains linked to fraudulent activity. Just like in July&
