i have following code server side.

```
var io = require('socket.io').listen(8080);

io.sockets.on('connection', function (socket) {
  socket.on('event', function(data){
     // process...
  });
});

```

client side (part)

```
socket.emit('event', {type:'command', data:'data....'});
for (var i=0; i<=9999999; i++){
  socket.emit('unknownEvent', {'type':'attack', data:'a34tagfa3wtasfd'});
}

```

now, how to handle and defence 'unknownEvent' event...?..