It provides security while connecting clients with the remote desktop.It will display a prompt message to authenticate before a remote desktop connection.Here are some primary functions of Network Level authentication: So, after reading about what NLA is? What is NLA in remote desktop? You might think about what does NLA does. The host server should run on Windows Server 2008 or 2008 R2.Īlso, Read Network Vulnerability Methodologies What Does Network Level Authentication Do?.The client must use the OS that supports Credential Security support providers like Windows 7, Windows XP, or Windows Vista.