In the IIS logs, our client has found a bunch of 403.7 64 's being logged. Most of them are to /VirtualDirectoryName, for example: 2008-10-30 06:41:00 W3SVC3 xxx.xxx.xxx.xxx GET /VirtualDirectoryName - 443 - xxx.xxx.xxx.xxx Mozilla/4.0+(compatible;+MSIE+7.0;+Windows+NT+5.1;+.NET+CLR+2.0.50727;+.NET...