Web Application Firewall

This transfer is blocked by a Web Application Firewall.

This transfer is blocked.
URL http://www.matriznet.dgpc.pt/MatrizNet/Objectos/~/CommonServices/FileDownloader.axd?fileId=716372&IdReg=1121414&TipoReg=1&fileIsToDownload=true&fileName=7150a.JPG&fileType=
Event ID 90300017
Event Type signature