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Bot detection guides

Practical write-ups on how automated traffic actually reaches your site, what the signals look like, and why the industry's default answer stopped working.

All guides

  • Bot detection without CAPTCHAs: what actually works

    Why the challenge stopped being a defence, which signals replaced it, and what an honest invisible-detection setup looks like in practice.

  • Credential stuffing: why your login looks fine and still leaks

    The attack that succeeds without ever tripping a rate limit - what it looks like in your logs, why the usual controls miss it, and what actually catches it.

  • Residential proxies: why your IP blocklist stopped working

    The commodity service that turned every attacker's traffic into ordinary consumer traffic - where the addresses come from, why blocking them is a trap, and what to score instead.

  • Block scrapers, keep Googlebot: a defender's guide

    How to verify the crawlers you actually want instead of trusting a user agent, score the rest on behaviour and TLS fingerprints, and enforce it in a way that cannot cost you the index.

  • A reCAPTCHA alternative that never shows a challenge
  • An hCaptcha alternative without the interstitial
  • A Cloudflare Bot Management alternative with a published price