{
  "inbounds": [
    {
      "type": "mixed",
      "listen": "127.0.0.1",
      "listen_port": 1080
    }
  ],
  "outbounds": [
    {
      "type": "sudoku",
      "server": "your-server.com",
      "server_port": 443,
      "key": "your-secret-key",
      // "aead_method": "chacha20-poly1305", // chacha20-poly1305 | aes-128-gcm | none
      // "table_type": "prefer_ascii",       // prefer_ascii | prefer_entropy | up_ascii_down_entropy | up_entropy_down_ascii
      // "padding_min": 10,                  // 0-100
      // "padding_max": 30,                  // 0-100, >= padding_min
      // "enable_pure_downlink": true,       // true | false
      // "custom_table": "xpxvvpvv",         // 8 chars: 2x, 2p, 4v
      // "custom_tables": ["xpxvvpvv", "vxpvxvvp"],
      "http_mask": {
        "enabled": true,                     // true | false
        "mode": "stream",                    // legacy | stream | poll | auto | ws
        "host": "cdn.example.com",           // optional, Host header / SNI override
        "path_root": "secret",              // optional, URL path prefix (single segment)
        "multiplex": "auto",                // off | auto | on
        "tls": {                            // https://sing-box.sagernet.org/configuration/shared/tls/#outbound
          "enabled": true,
          "server_name": "cdn.example.com",
        }
      }
    }
  ]
}