Viewing profile — avastel

Author here. I first built FPScanner during my PhD around 2017–2018, when I was doing research on browser fingerprinting and bot detection. After that I did not really maintain it …

I wrote a blog post recently about the technique used by LinkedIn to do extension probing, as well as other ways to do it with less side effects https://blog.castle.io/detecting-br…

Since I was also tracking this proxy network as part of my side project, I wrote a short blog post + give access to 16m+ proxy IPs IoCs that belong to this proxy network: https://d…

Since I was also tracking this proxy network as part of my side project, I wrote a short blog post + give access to 16m+ proxy IPs IoCs that belong to this proxy network: https://d…

I recently wrote about the limits of these kinds of fingerprinting tests. They tend to overly focus on uniqueness without taking into account stability. Moreover sample size is oft…

(Author here) TBH I don't think the main goal of Google was to make bots undetectable. It was more a side effect of preventing side effects while reviewing errors in the devtools: …

Interesting article. I’ve been curious for a while about how residential proxy IPs are collected too. Many come from shady browser extensions or mobile apps, especially free VPNs (…