How It Works
[Android Device]
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│ WireGuard UDP
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[SNI Tunnel Client] ← Wraps UDP in TLS/ssl + injects fake SNI
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│ Looks like: HTTPS → microsoft.com ✓
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[ISP Firewall] ← Passes through — sees only valid HTTPS
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[VPS Server] ← Decrypts TLS, recovers WireGuard UDP
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[Cloudflare Warp] ← Receives native WireGuard traffic
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Internet
The core trick is SNI injection: the tunnel client inserts a trusted domain name (e.g. microsoft.com) into the TLS handshake. ...