In .NET, Impersonation can be performed using the WindowsImpersonationContext class. This class provides methods for impersonating a user, releasing the impersonation, and detecting if the code is currently impersonating a user.
The basic steps to perform impersonation in .NET are:
Here's an example of how to perform impersonation in .NET:
using System.Security.Principal;
using System.Runtime.InteropServices;
[DllImport("advapi32.dll", SetLastError=true)]
public static extern bool LogonUser(string lpszUsername, string lpszDomain, string lpszPassword,
int dwLogonType, int dwLogonProvider, out IntPtr phToken);
// Obtain a token for the user
IntPtr userToken;
bool success = LogonUser("username", "domain", "password", 2, 0, out userToken);
if (!success) {
// Handle error
}
// Create a new WindowsIdentity object from the token
WindowsIdentity identity = new WindowsIdentity(userToken);
// Create a new WindowsImpersonationContext object from the WindowsIdentity object
WindowsImpersonationContext context = identity.Impersonate();
// Perform any operations that require the user's permissions
// Revert the impersonation
context.Undo();
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Asked: 2023-06-21 03:18:19 +0000
Seen: 10 times
Last updated: Jun 21 '23
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