alpn

  1. BadB

    TLS ALPN Mismatch as a Proxy Detection Signal: When h2 doesn't match HTTP/2

    How a mismatch between ALPN and the actual protocol reveals a proxy or MITM Introduction: The Handshake That Says It All You're using a residential proxy. You check your IP on ipleak.net — everything is clear. You're sure, "Nobody can see me". But you're immediately blocked. The reason? TLS...
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