Unverified50% confidenceFactExact time
Cloudflare的反爬方案融合了TLS指纹（JA3/JA4）、HTTP/2帧序列分析和JavaScript挑战
1
Sources
50%
Confidence
Long-term
Relevance
7/9/2026
First Seen
Sources
Fortress：专为AI Agent设计的隐身浏览器，突破反爬拦截
hackernewshackernews7/8/2026
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