Salut Majesty
Tel que préciser par Ayoye
Voici la solution désactiver Windows Messaging Service ou utiliser un bon fire wall et bien configuré.
Disabling the Messenger Service
You can disable the Messenger service if you want to although doing so may result in Windows not being able to alert you to some conditions. A list of circumstances when Windows will use the Messenger service to pop up informative windows isn't available right now but may include things like print spooler, anti-virus, and event logger status messages.
Windows 2000
Click Start->Programs->Administrative Tools->Services
Scroll down and highlight "Messenger"
Right-click the highlighted line and choose Properties.
Click the STOP button.
Select Disable in the Startup Type scroll bar
Click OK
Windows XP
Click Start->Control Panel
Click Performance and Maintenance
Click Administrative Tools
Double click Services
Scroll down and highlight "Messenger"
Right-click the highlighted line and choose Properties.
Click the STOP button.
Select Disable in the Startup Type scroll bar
Click OK
Bonne soirée
