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Detect AI scrapers with TLS fingerprints, not user agents

| 6 min read

GPTBot, ClaudeBot, and PerplexityBot now spoof Chrome user agents on 30%+ of requests. JA4 TLS fingerprinting catches them at the handshake, before your origin even parses the headers.

Network cables representing TLS handshakes and bot fingerprinting at the edge
Photo by Thomas Jensen on Unsplash

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