How Do I Get the Current Username in a .NET Application Using C#?

Retrieving the Current Username in C# .NET Applications

Many .NET applications need to identify the currently logged-in user for features like authentication, logging, or personalized settings. This is easily accomplished in C#.

Here's how to get the current username:

<code class="language-csharp">string userName = System.Security.Principal.WindowsIdentity.GetCurrent().Name;</code>

This single line of code uses the WindowsIdentity class to get the current user's Windows identity and then extracts the username. The resulting userName string can then be used throughout your application.

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