How can I disable and secure file transfer in MSN Messenger? We are using Windows 2000 and Windows XP computers.
You can set up firewall rules to block ports 6681-6900, which is what Windows Messenger and MSN Messenger use to transfer files. The Internet Connection Firewall in Windows XP Service Pack 1 and below will work, as will the Windows Firewall in Windows XP Service Pack 2 and Windows Vista. You will need a third-party solution for Windows 2000.
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