Guides
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How to detect Brave browser using HTTP headers and JavaScript
When it comes to bot and fraud detection, identifying the exact browser being used can be important, especially for privacy-focused
Latest — page 2
Guides
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How to detect browser time zone using JavaScript
Time zone is a valuable signal in both bot and fraud detection. It's commonly used in browser fingerprinting
Research
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Bought sneaker proxies by mistake, did science with them anyway
The other day, I bought sneaker proxies by mistake. I know, I know, how do you accidentally buy sneaker proxies?
Industry
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CAPTCHAs 101: what they are, how they work, and where they fall short
CAPTCHAs are the most recognizable anti-bot mechanism on the web. Whether you're logging into a game, signing up
Industry
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Fake account creation attacks: anatomy, detection, and defense
Fake account creation is one of the most persistent forms of online abuse. What used to be a fringe tactic
Industry
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Credential stuffing attacks: anatomy, detection, and defense
Credential stuffing remains one of the most scalable and persistent threats on the internet. While defenders have improved at catching
Research
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Fraudulent email domain tracker: June 2025
This is the third edition of our monthly tracker highlighting email domains linked to fraudulent activity. Just like in Mays’
Research
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How bot detection misfires on non-mainstream browsers and privacy tools
Every time there's a Hacker News thread about bots, bot detection, or CAPTCHAs, a familiar complaint shows up:
Research
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From Puppeteer stealth to Nodriver: How anti-detect frameworks evolved to evade bot detection
Browser automation tools like Puppeteer, Playwright, and Selenium are widely used for testing, scraping, and other automation tasks. However, because
Research
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What TikTok’s virtual machine tells us about modern bot defenses
A recent Hacker News post looked at the reverse engineering of TikTok’s JavaScript virtual machine (VM). Many commenters assumed
Research
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Fraudulent email domain tracker: May 2025
This is the second edition of our monthly tracker highlighting email domains linked to fraudulent activity. Just like in April’
Research
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What a Binance CAPTCHA solver tells us about today’s bot threats
In this post, we analyze an open-source CAPTCHA solver designed to bypass a custom challenge deployed on Binance, one of