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Wait, so you're telling me that Cloudflare interstitial is running some PoW check on my client? I always thought that was just a way to let the user know they'r
by tkanarsky 4y ago
Wait, so you're telling me that Cloudflare interstitial is running some PoW check on my client? I always thought that was just a way to let the user know they're being rate limited on Cloudflare's end.
- bombcar 4y agoNot sure if cloudflares does it but disable WASM/JavaScript and you’ll find some that do.
- mike_d 4y agoEffectively yes. Not mining bitcoin, but modern bot detection works by asking your browser to do various tasks and comparing the results to a known good sample. It could be a complex math problem, or another common trick is to purposely trigger bugs like a javascript engine not rounding numbers correctly in edge cases.
- Vinnl 4y agoI haven't heard of Cloudflare doing that, but it's the concept behind mCaptcha: https://mcaptcha.org/ https://mcaptcha.org/