Can I do something to avoid this ?<br>
<font class=CSolution>SOLUTION:</font><br>
Yes.<br>
-'Worms' attacks are infected browsers, robots or server chnaged into web client that make hits on your site using a very long
+'Worms' attacks are infected browsers, robots or server changed into web client that make hits on your site using a very long
unknown URL like this one:<br>
<i>/default.ida?XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX%40%50...%40%50</i><br>
URL is generated by the infected robot and the purpose is to exploit a vulnerability of the web server (In most cases, only IIS is vulnerable).