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.
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
This is the first article in a two-part series (new: 2nd article was published) where we show how to
This is the sixth edition of our monthly tracker highlighting email domains linked to fraudulent activity. Just like in August&
Important update: This article reflects the behavior of navigator.deviceMemory before Chrome’s recent Device Memory API update. New Chrome
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&
Every month, we publish a list of fraudulent email domains observed across the websites and mobile apps we protect. See
