Click here to Skip to main content

Submit your article

Impersonation

impersonation

Great Reads

NTRemoteProcessControl – Enumerate and control Windows processes and services through WMI and WinForms

by gmaran23

Enumerate remote processes and services with a Windows Identity that is part of the local Administrator’s group.

Running a process as the user that began the install, when creating a Deployment Project

by Karthickeyan.k

Running a process as the user that began the install, when creating a Deployment Project

Impersonation and Delegation

by ASP.NET Community

Sometimes you'll find it necessary to impersonate the user's identity on a thread with an ASP.NET. You may also need a delegate access the user to

SqlServer Clr Functions Utility

by Member 10262330

I developed this DLL to have a more powerful utility and to simplify SP and query.

Latest Articles

SqlServer Clr Functions Utility

by Member 10262330

I developed this DLL to have a more powerful utility and to simplify SP and query.

Impersonation and Delegation

by ASP.NET Community

Sometimes you'll find it necessary to impersonate the user's identity on a thread with an ASP.NET. You may also need a delegate access the user to

NTRemoteProcessControl – Enumerate and control Windows processes and services through WMI and WinForms

by gmaran23

Enumerate remote processes and services with a Windows Identity that is part of the local Administrator’s group.

Running a process as the user that began the install, when creating a Deployment Project

by Karthickeyan.k

Running a process as the user that began the install, when creating a Deployment Project

All Articles

Impersonation

Execute a program under a different user account.

18 Jan 2011 by #realJSOP

The best I can do is provide a link to the MSDN documentation because your question isn't providing enough information to provide any semblence of a more accurate answer. Instead of posting code, go to this link and READ THE INFORMATION THOROUGHLY. It just indicate might what you're doing...

how to bald a human image in photo

27 Jun 2011 by TheyCallMeMrJames

Asma, this is no small task and the question you're asking isn't really specific enough for this forum.You can make use of libraries such as AForge.net[^] which will have you on your way down this kind of development, but you'll have to do the heavy lifting on your own.Facial recognition...

image-recognition

image-processing

Access to path is denied on remote server

4 Aug 2015 by Dave Kreskowiak

It's not that the workstation has your permissions. YOU have the permissions. Well, your account does. Anything you launch is launched AS YOU and inherits your secruity token.This includes the IIS Express web server that is launched when you debug your site on your dev machine. Since it's...

Execute a program under a different user account.

18 Jan 2011 by Devadutta Achary

Hi All, I am trying to run an application under a different logon user account. For this I am using the the function CreateProcessWithLogonW(). But I am not able to achieve the requirement. Any help is appreciated. Thanks in advance.

Execute a program under a different user account.

18 Jan 2011 by Nish Nishant

In addition to John's MSDN links, here's a fairly comprehensive article article on this topic here on Code Project:GUI-Based RunAsEx[^]

No IsInRole AD groups with Impersonation

8 Apr 2011 by wooga111

Hello All,I am creating a web application that has a database. To log onto that database by impersonating a user with right to the db in the web.config file:This impersonate works correctly and I am able to get to the database with no problems.On page init I need to check to see...

C# webbrowser control and impersonation

15 Nov 2011 by Member 1216111

Hi friendsBackground of my question is a monitoring solution (SCOM) that I have to provide for others in the department.I like to have the possibility that I can see the same what the other employes of each usergroup can see. As I'm working with more rights as the others I always have...

WebBrowserControl

Unable to upload image file to web server

24 Nov 2011 by RaisKazi

Try by providing Full-Rights permissions to "IIS_IUSRS" and "Network Services" Accounts to your Folder in which you are uploading Files.

Doubt in Impersonation in Asp.net

16 Jul 2013 by Tadit Dash (ତଡିତ୍ କୁମାର ଦାଶ)

Go for - ASP.NET Authorization[^].Nice Article on CodeProject - ASP.NET authentication and authorization[^].Another Example - what is authorization in asp.net | authorization rules in web.config to allow or deny resources to particular user or role in asp.net.[^].You can also refer...

I am trying to get a token programmitcally to access windows server's shared folder

30 Sep 2014 by virang_21

You can use slightly different variant of LogonUser[^]IntPtr lnToken; Console.WriteLine("User Before Impersonation : " + WindowsIdentity.GetCurrent().Name); int TResult =...

How can I open an excel sheet in different credential?

17 Jun 2016 by Dave Kreskowiak

The user you impersonate has to have permissions to the network share you're trying to open the file from.Also, a UNC path is \\servername\sharename\folderpath\filename

No IsInRole AD groups with Impersonation

8 Apr 2011 by Ramu Sangabathula Original

Not sure, I have created a sample with impersonation and checked whether the signed in user belong to a role or not, and without impersanation also, both gave me positive results. Not sure why you are facing the issue. can you send me your code to repro. But if you want to connect to database...

ASP.NET MVC Impersonation to write uploaded file to Network Share (IIS 7)

13 Apr 2011 by 23741

What is the safest (and easiest way) for an ASP.NET MVC application to do impersonation in a section of code where an uploaded file can be written to a network share (in the same domain)? I am trying to avoid anything to do with "act as part of the operating system" type priveleges.I do...

ASP.NET MVC Impersonation to write uploaded file to Network Share (IIS 7)

13 Apr 2011 by Peace ON

I have come across few links regarding Impersonation in Asp.NET MVC while googling.http://stackoverflow.com/questions/1909114/impersonation-asp-net-mvc-controller-action-vs-web-formshttp://stackoverflow.com/questions/1405612/impersonation-in-asp-net-mvcFind it helpful for your...

Obtaining a Delegation Token

3 Aug 2011 by Member 8105804

I am having trouble getting the correct type of impersonation token using WindowsIdentity.impersonate(). My code attempts to access a file share using the account of the user who is running it, who has been denied access to it. When this process fails the I attempt to impersonate the...

Obtaining a Delegation Token

3 Aug 2011 by Espen Harlinn

"My code attempts to access a file share using the account of the user who is running it, who has been denied access to it. When this process fails the I attempt to impersonate the Administrator account"Sounds like things are working as they should - you need the administrator password...

ASP.NET - Accessing a domain share from outside the domain

2 Nov 2011 by Chris Niedbala

I have a Windows Server 2008 domain controller that shares out a particular file folder on the network. I have developed an ASP.NET app that allows outside clients (via the Internet) to browse this folder and download documents (based on permissions handled by the app). In order to bolster...

Unable to upload image file to web server

24 Nov 2011 by here_is_kunal

When I trying to upload an image file to webserver using ASP.NET it through an exception "Access denied". I've used the following code to upload image file: ImageUploader.PostedFile.SaveAs(Server.MapPath(imagePath) + imageName);But, When I try to upload an image file by classic asp in...

Unable to upload image file to web server

24 Nov 2011 by koolprasad2003

yes give full rights to Network Services user as RaisKazi told.in Impersonation use UserId and Password. Impersonation suggest on whos behalf you are running web application

Impersonation and Delegate in WCF

26 Mar 2012 by Manjunathabe011

Hi All,I have a scenario where I need to do double hop authentication. I want to Impersonate the Users in WCF service layer but want to pass the same Windows credentials of Client to DAL. My DB needs windows authentication. How can I achieve this. Thanks,Manju

ITaskScheduler access denied error

26 Apr 2012 by andrew_dk

I've developed a COM+ server component (dll) that uses the ITaskScheduler and ITask interfaces to create and edit tasks for a specific .exe also created by the company I work for. The component is called from a classic ASP page (VBScript) and is part of an office package we are developing. The...

Run process.start() in a network

1 Jul 2012 by Zoltán Zörgő

To have all extension associations, your user needs a full profile. As I know, no logonType is creating or loading the profile for you. Here I found something you might find of use:...

Impersonator and "The security database on the server does not have a computer account for this workstation trust relationship" Error

8 Oct 2012 by WebMaster

Hello all,I'm tring to use the Impersonator class to copy a file from a PC to a server in another domain (without trust), but I receive the error in the object. using (new Impersonator("username", "domain", "password")) { File.Copy(@"C:\Temp", targetPath); }in detail the issue is...

ITaskScheduler access denied error

10 Oct 2012 by Blake Miller

Do you impersonate the user prior to the COM calls?COM call could be executing in different thread, for which your impersonation is not set.

ITaskScheduler access denied error

10 Oct 2012 by chaau

Make sure your IUsr_... user has SeImpersonatePrivilege privilege. The easiest way to check and/or set it is via secpol.msc. Go to User Rights Assignments->Impersonate a client after authentication and add the IUsr_... user there

Is it possible to assign roles using the Exchange web services in c#?

4 Jul 2013 by _mak

Is it possible to assign roles using the Exchange web services in c#? Like you programatically automate of adding the role ApplicationImpersonation and assign the role to the users in Office 365 Exchange?

Exchange-Server

Doubt in Impersonation in Asp.net

16 Jul 2013 by Mathi2code

Hi,I have a page where all can view the page in that page I have a link which redirects to another page.when I click on that link I need to provide impersonation concept where only few users can view that page. The user Id and the Password will be maintained in the DB.Please provide...

ProcessStartInfo impersonate other user not working

5 Mar 2014 by Tisha Shaffer

Maybe Impersonization is the wrong word, I need to run a process on the local PC that the program runs on as a different user than the user that is logged on. From what I understand, when using ProcessStartInfo, setting the UserName, Password and Domain will accomplish this task.I simplified...

How Can I Resolve Impersonation Error/?

16 Nov 2017 by Member 10736689

i have impersonation set to true in my web.config file and supplied the username and the password, which has admin rights. Why am i getting this error?Could not load file or assembly 'Microsoft.CSharp, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a' or one of its...

How do I set Impersonation for the entire session of my web application?

20 May 2014 by ZurdoDev

The class you used is for when you only want a piece of your code to be impersonated. If you always want to impersonate another user you don't even need to write code, there is a web.config setting for that.Here is a link to a .net 2003 article (first one that came up in search) but it...

I am trying to get a token programmitcally to access windows server's shared folder

27 Sep 2014 by mehdimughal

I am trying to get a token programitcally to access windows server's shared folder but i get this exception: The specified network password is not correctThis is the impersonation class:using System;using System.Collections.Generic;using System.Text;using...

How Do I Fix 'Access To The Path Is Denied" Error?

29 Nov 2014 by Member 10736689

I do not have impersonation enabled in my webconfig. Instead I have an impersonation class where i activate impersonation around the code where ever necessary, and deactivate it back. I create a pdf of a template pdf by populating the form fields, I have to use impersonation to do this because...

How do I open file explorer from a published web application?

12 May 2015 by Richard Deeming

That code is running on the server.If it works, it will open Windows Explorer on the server, where nobody will ever see it.It might appear to work when you run your site in Visual Studio, but that's only because the server and client are the same computer in that specific case.There...

Run App as User on RDS2012 without Credentials

12 Jun 2015 by Dev O'Connor

Afternoon All,Hoping you can shed some light here, i have an application that runs on an RDS 2012 RD Session host, it loops through the the process list from Win32_Process and compiles a list of who is running a specific instance of an process.Now, what i want to be able to achieve is to...

Run App as User on RDS2012 without Credentials

12 Jun 2015 by Dave Kreskowiak

What kind of app is this that you're monitoring and trying to relaunch?If it's an application that puts up any kind of user interface at all your users will not be able to see it, even if you launch the app as that user.While it is possible to remotely launch an application, it is now...

Run App as User on RDS2012 without Credentials

14 Jun 2015 by Andy Lanng

A service can only run on the default desktop. If you need to monitor each users desktop activity then each session will require an exe to be running. There are ways you can hide the exe but they aren't so easy.This article has a section on hiding apps from the taskbar.How To Make a...

Access to path is denied on remote server

4 Aug 2015 by Josiah Bradbury

I have an MVC application that uses Directory.getfiles() to scrape a network share for a file list and displays them to the used. This has worked fine on my development machine, but when I have deployed this to the web server I get the following:Access to the path {path}; is...

Is it possible to impersonate as a Windows logged in user for execution a set of code c#

10 Dec 2015 by ZurdoDev

Do not use DllImport in a .Net application unless necessary. In this case, impersonation is native to .Net so use .Net libraries.However, if you want the code to run as a user without asking for their password then you have to turn on Windows Authentication in IIS so that windows will...

How can I open an excel sheet in different credential?

17 Jun 2016 by Strikerzz Arut

Opening an excel sheet using StartInfo is not working.What I have tried:I tried impersonating using the impersonation class, it is not working. Then I passed my user credential using Process.StartInfo.UserName and Process.StartInfo.Password, it is not working. I am opening a CMD prompt...

How can I open an excel sheet in different credential?

17 Jun 2016 by Strikerzz Arut

Process.StartInfo.LoadUserProf...

How to launch an .exe from a windows service under a SYSTEM logon account?

13 Jul 2016 by maverick1991

I have deployed a windows service "ServiceName" at a client machine in UAT.The UAT system has been logged on remotely using "ABC" username and "XYZ" password. The service picks the request from DB to generate reports in pdf format and launches a PDFGeneration.exe.In task manager the...

Get acces to network

6 Apr 2017 by daviddelombaerde

Hi, What am I trying to do: I'm logged on as a standard User, with no admin rights. I have an admin account that I can use to acces other laptops on the network. I manually go to explorer fill in \\PCID\C$\Path, I get the windows-security dialog where windows asks for network authentication...

Get acces to network

4 Apr 2017 by Jochen Arndt

You need the credentials of the remote systems which are usually not the same as on your local system. But these can't be used to start the Explorer on your local system. If you can perform your required tasks using a network connection to the shares instead of starting the Explorer you can...

Get acces to network

6 Apr 2017 by daviddelombaerde

I used this example: Connect to a UNC Path with Credentials[^]. I didn't need the list of all the subfolders in the UNC path, but I needed to open this location in explorer. So I adjusted this to: public void Explorer_Click(object sender, RoutedEventArgs e) { ...

Windows impersonation is not working .

7 Jul 2017 by MayukhSen

Hi friends! I am trying to use impersonation in c# but I am not able to succeed. I am using What I have tried: #region Dlls // ------------------------------------------------------------------ [DllImport("advapi32.dll", SetLastError = true)] private static extern...

Windows impersonation is not working .

7 Jul 2017 by KarstenK

You cant get admin rights without user consent, so you must asked for it. Here is an fitting article on user elevation with C#. For deeper knowledge are the article about user elevation is a bit older but the techniques are working also on Windows 10. A good article enlighting User Impersonation.

How Can I Resolve Impersonation Error/?

16 Nov 2017 by Member 13525589

I ran into this same problem, when trying to use a Windows app to call into a web-service using impersonation. The windows app was launched from Visual Studio, and at first I assumed it would "inherit" my authorization (since I was using my admin credentials in the code); but it would not work...

Identity impersonate not working on new OS

22 Feb 2018 by Uberbob77

Hi there, I've a very puzzling situation that I've been struggling to resolve. I have a web application hosted in IIS on a Windows Server 2003 (SP2) operating system running on ASP.NET V4. It uses Windows authentication to identify the user and AD group membership to check their access levels....

Getting error: “the account does not have permission to impersonate the requested user” even though I have impersonation access

12 Sep 2018 by RmcbainTheThird

Wild guess here. Is there a service that has not been started/installed on the failing vm?

Getting error: “the account does not have permission to impersonate the requested user” even though I have impersonation access

5 Oct 2018 by Arpan_Patel

I have further investigated and found the root cause of this issue, see the details below and how to fix the same. 1. Actually I have installed Outlook and configured email account (user email account who does not have Impersonation Access) on the VM where i was facing issue, Upon restart of...

Impersonate user for SQL connection strings C# MVC

25 Aug 2020 by Ann_Swap

Hi, I have couple of connection strings in web.config, ideally using those connection strings and the credentials specified (in web.config) I will have to open a connection and do an insert - for both the connections (lets says connection1 and...

connectionstring

NTRemoteProcessControl – Enumerate and control Windows processes and services through WMI and WinForms

19 Feb 2013 by gmaran23

Enumerate remote processes and services with a Windows Identity that is part of the local Administrator’s group.

Impersonation Fails using valid credentials

4 Feb 2013 by genese1977

Hello EverybodyI'm writing an application that allows to impersonate a user if required.However, the impersonation keeps failing with message: "Logon failure: unknown user name or bad password".Even the error sounds pretty clear, it can't be the case, cause the credentials are valid and...

Running a process as the user that began the install, when creating a Deployment Project

17 Nov 2011 by Karthickeyan.k

Running a process as the user that began the install, when creating a Deployment Project

releasing network resources after use of impersonisation C#

5 May 2014 by Hardik Turakhia

I am using C# .net 4.5 While the application is connecting to a shared path and copying files. This is done using impersonisation. But after running once the code, I can see that the connection is alive to that server, although no data is being transferred. Note: I am using Resource Monitor to...

how to bald a human image in photo

27 Jun 2011 by Sergey Alexandrovich Kryukov

Let's be serious: is it about programming or art? Formally, part of information about person's head is hidden by the hair. From the stand point of a person having just a photograph, this information does not exist. You can only fantasize about the shape, color and other characteristics of the...

image-recognition

image-processing

Run process.start() in a network

30 Jun 2012 by M_Mogharrabi

Hi all,I have written a win application that works on a network.In one of its forms user can browse and select file from local computer and add it to a list, so the application copies these files to a folder in My Network Places that no users can access to it but one that i have created...

How do I set Impersonation for the entire session of my web application?

20 May 2014 by Member 9428144

We have web apps calling the Impsersoate Class represented in this article:A small C# Class for impersonating a User[^]The class is currently called in Page_Load. Is there a way to call this class one time to set impersonation for the entire session rather than on each Page_Load? I tried...

Impersonation and Delegation

8 Jan 2014 by ASP.NET Community

Sometimes you'll find it necessary to impersonate the user's identity on a thread with an ASP.NET. You may also need a delegate access the user to

machine-learning

releasing network resources after use of impersonisation C#

5 May 2014 by Anas Tasadduq

WNetCancelConnection2As idle63 said.

SqlServer Clr Functions Utility

5 Sep 2017 by Member 10262330

I developed this DLL to have a more powerful utility and to simplify SP and query.

how to bald a human image in photo

27 Jun 2011 by asma89

i have a picture that contain a real time image of any human and i want to make make him bald like i want that his hairs should be get removed from his head at run time on any button click , how shoud i do that in c# ?

image-recognition

image-processing

C# webbrowser control and impersonation

3 Sep 2013 by alexandrvslv

Combine code from 2 links:Accessing Password Protected Network Drives in Windows in C#?A complete Impersonation Demo in C#.NETAnd do folowing steps //1. Logining IntPtr token; IntPtr tokenD; if (!NativeMethods.LogonUser(login.User, login.Domain, login.Password,...

WebBrowserControl

Is it possible to impersonate as a Windows logged in user for execution a set of code c#

10 Dec 2015 by Member 10286747

Hi,I know impersonation is possible with the below code [DllImport("advapi32.dll", SetLastError = true)] public static extern bool LogonUser( string lpszUsername, string lpszDomain, string lpszPassword, int dwLogonType, ...

Impersonating in .net windows forms (C#) & opening a file via Process.start

9 Feb 2012 by hhseiki

Hello, I'm doing this:1- Using impesonation (...) { 2- define process info (filename = path/winword.exe, arguments= myfile.doc) 3- ProcessStartInfo.LoadUserProfile = false 4- ProcessStartInfo.UseShellExecute = false 5- process.start }and I'm getting this...

Application throws error when hosted on the server and which works fine in local machine

5 Jan 2014 by arun_g

I hosted my application on the windows server 2008 and which throws a Server error in 'test' applicationand the description is not shown and says error can't be displayed and it hides the error set the configuration settings in web.config file to customErorrs mode="RemoteOnly" or set it to...

ProcessStartInfo impersonate other user not working

4 Mar 2014 by Tisha Shaffer

Hi all,I have seen many questions and answers on this subject, however, I can't seem to find the right answer for my situation. I have code that works perfectly as long as I don't set the username, password and domain of the processStartInfo object.Dim p As New ProcessStartInfo() ...

Getting error: “the account does not have permission to impersonate the requested user” even though I have impersonation access

5 Oct 2018 by Arpan_Patel

I have Windows Service which listen On-Premise Exchange Mail boxes using EWS with Impersonation Access. I have one Admin User (Service Account) which has Impersonation Access and I have configured the same user for my Windows Service Logon. I am using NTLM Authentication in C#.Net to login and...

How do I open file explorer from a published web application?

27 Mar 2023 by Member 10736689

Below is the code i am using, it works locally but the web application published to a server it does not work. I have tried impersonation and still nothing. It gives no error message it just does nothing. Any help?Dim openthis As String = System.Environment.CurrentDirectory ...

How do I open file explorer from a published web application?

12 May 2015 by Valery Possoz

HelloUse ClickOnce.https://msdn.microsoft.com/en-us/library/t71a733d.aspx[^]You will need to create a console, winform or wpf project and publish it using clickonce.https://msdn.microsoft.com/en-us/library/31kztyey.aspx[^]Once you have a working program that does what you...