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all groups > asp.net security > november 2004

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Form Authentication
Posted by Anil at 11/30/2004 4:50:10 PM
Hi All, We will be using form authentication in out website. We have two totally different types of users in our site. Type 1 Has 2 different roles in it Type 2 Has 3 different roles in it The data we collect for Type 1 is very different than Type 2. That's why, we want to use tw...more >>


C# and verisgn
Posted by Phil Barber at 11/30/2004 3:44:07 PM
I have a C# .net website that requires a login. My company has purchased a Verisign Certificate for this website. After a user logs in to the site, I want to apply the certificate(the Lock). In my C# code I use Server.Trasnfer(MyPage.aspx) to go from one page to the next.. How do I direct the...more >>

Forms Auth cookie question
Posted by Chris Huddle at 11/30/2004 12:39:31 PM
This may be a dumb question, but does anyone know where the Forms Authentication cookie is kept on an XP box? It definitely isn't kept with all of the other cookies in "Documents and Settings/Username/Cookies". I know Microsoft recommends setting the path as "/" in the Web.config, but wher...more >>

Login failed for user '(null)'. Reason: Not associated with a trus
Posted by Rudy at 11/30/2004 10:27:01 AM
Hello all! I have been reading alot of post on this. I have doubled checked my permissions, and tried everything else, still no luck. Here is the setup. I'm running SQL 2000 on two machines, one developer edition, one standard. My develope is on computer "A" which is also where I have Visual S...more >>

FormsAthenticaton -- Sometimes returnurl is not set
Posted by mortb at 11/30/2004 9:37:52 AM
Hi, I have a function in my webapp that the user push a button to get a URL to the page he's on. The prupose is that the user may store the URL and later paste it in to the adress field in IE. Since the appplicaiton uses FormsAuthentication the user is redirected to the login page if he i...more >>

Web Application User Credentials
Posted by Dave Slinn at 11/30/2004 9:28:33 AM
We are in the early planning stage of a new web (ASP.NET) application, are currently determining the best strategy for managing users in this application. Our application will be a mix of internal (ie. company employees) users, external users (third party associates, etc.), and the general pub...more >>

How to pass Windows login credentials to Active Directory
Posted by KSK at 11/29/2004 3:04:11 PM
Hi, I am using windows integrated authentication for my asp.net intranet application. basically, I have to pass the windows username & password to login to the Active Directory for that user to update his/her profile. I could get the name of currently logged-in user using: User.Identity.Name ...more >>

dynamically load DLL exception when calling Activator.CreateInstance(type, object[])
Posted by nanirina NO[at]SPAM gmail.com at 11/29/2004 2:44:08 PM
I am trying to dynamically load a dll which specifies different rules for evalution with the following code. DataRow dr = ds.Tables[0].Rows[0]; string fileName = Convert.ToString(dr["RuleLocation"]); assemblyInstance = Assembly.Load( fileName ); typeInstance = assemblyInstance.GetType( "MSF.St...more >>



Can't import .OCX assembly into Web Matrix Project.
Posted by Steve Gordon at 11/29/2004 2:30:27 AM
Hi, I am using Web Matrix Project as .NET programming environment. Can you show me detailed steps how to import the .ocx library into the Web Matrix Project. I can't seem to be able to import other assembly than .dll, .exe or ..mcl . I am pretty new to the .NET programming environment, and ma...more >>

RedirectFromLoginPage persistent cookie expiration
Posted by jester at 11/28/2004 7:45:02 PM
Passing true for the second parameter of RedirectFromLoginPage creates a persistent cookie. When does this cookie expire? ...more >>

DPAPI
Posted by Mark Petruszak at 11/28/2004 11:59:02 AM
Hi everyone. I'm creating an app that stores DB connection strings in the web config file. I'm using the MSDN resources at http://msdn.microsoft.com/library/default.asp?url=/library/en-us/secmod/html/secmod21.asp and the related articles for help. However, when using the code in the above a...more >>

forms authentication question
Posted by z. f. at 11/28/2004 10:37:36 AM
This is a multi-part message in MIME format. ------=_NextPart_000_0026_01C4D536.46D30000 Content-Type: text/plain; charset="windows-1255" Content-Transfer-Encoding: quoted-printable Hi, i use Forms authentication in my vb.net asp web application on the login page i set the authenticat...more >>

history.back not working
Posted by MuhammadTariq at 11/27/2004 1:00:07 PM
hi All In my appliction history.Back is working at my local host and woring properly but when i upload the apllication and run my appliction from web the history.back is not working please help me as soon as possible -- THANKS. Regards TARIQ. -- THANKS. Regards TARIQ. ...more >>

Vs.net and Photoshop?
Posted by Leon at 11/26/2004 9:40:49 PM
Is it easy and seamless to import html table and text from Photoshop to vs.net. when designing the website interface? Or is it a headache? ...more >>

Form's Authentication
Posted by Ankur Goyal at 11/26/2004 3:28:49 PM
Hi ! I am using Forms authentication in my web application , but after authenticating used it is again redirecting to Login page..... How to resolve that issue. Thanks Ankur ...more >>

Deligation issue
Posted by Richard at 11/26/2004 8:15:10 AM
Hi, I am using Windows 2000 and .NET Framework 1.1 and am using impersonation to pick up details from a fileserver. Normally this works however when we reboot our server the deligation of credentials does not work, it simply comes back with a "Access to the path is denied" message. To fi...more >>

Accessing Text file on Network computer using aspx
Posted by Sam Bab at 11/25/2004 1:54:01 PM
I have one workstation which holds some text files and I want to merge these files into one text file and want to print data from merged text file into aspx page. The aspx is using local aspnet account which does not have access to shared network folder name (\\computername\folder). What is the b...more >>

Forms Authentification
Posted by SalamElias at 11/25/2004 8:07:07 AM
Hi, I have an asp .net site which uses Forms authentification. In the Web.config -------------------------- <forms name="CommerceAuth" loginUrl="https://www.mysite.com/golden/login.aspx" protection="All" path="/" /> ----------------------------------------- When I click on any protected pa...more >>

IIS ADSI virtual dir creation problem from web application
Posted by Gabriel R at 11/25/2004 1:59:47 AM
I am trying to create a virtual directory using ADSI, with the following C# code: string Server = <srv>; string ApplicationName = <app>; DirectoryEntry root = new DirectoryEntry("IIS://" + Server + "/W3SVC/1/Root", adminusername, adminuserpass); // look up the virtual dir DirectoryEntry a...more >>

Win32 Application CryptoAPI
Posted by Darren Bennett at 11/24/2004 6:35:01 PM
Hi There, I have been scanning the newsgroups for a solution to my problem and have found that a few others are also experiencing the same problem but none of the solutions provided to them seem to work for me. I have a native Win32 application (written in C++) that needs to encrypt some...more >>

FormsAuthentication Roles Problem
Posted by James McFarland at 11/24/2004 8:35:06 AM
I want to use FormsAuthentication and allow access based on role. I have a /Admin directory on the web app, and want to allow role "admin", but deny all other users. /Web.config: <authorization> <allow users="*" /> <!-- Allow all users --> </authorization> /Admin/Web.co...more >>

How to change user account properties by ASP.NET?
Posted by Evgeny Zoldin at 11/23/2004 10:13:10 PM
Hi ALL. I have the configuration: 1. WinXP PRO with MS IIS 5.0 and installed ASP.NET 2. ASP.NET application A configured to authenticate only users from local Users group. I would like to de the following: Logged on user is able through ASP.NET-Pages to change its own Logon ...more >>

Why check request.isAuthenticated
Posted by jeroenlauwers NO[at]SPAM hotmail.com at 11/23/2004 12:57:44 PM
When using Forms security, aren't all pages protected by default ????...more >>

Forms authentication doesn't work for downloads
Posted by Peter Afonin at 11/23/2004 12:41:20 PM
Hello, I'm using Forms authentication, and it works well. If user is not authenticated, he is routed to the login page. However, this doesn't work for downloads. If I have a file located in the restricted area and put a direct link to it - anyone can download it. Why is this? I expected t...more >>

start process as impersonated account for NETSH DHCP?
Posted by monroe.golden NO[at]SPAM bellsouth.com at 11/23/2004 12:27:40 PM
Am trying to automatically query and update DHCP servers via a web application with VB.NET. Testing with a privileged account, defined thus in web.config: <identity impersonate="true" userName="<domain>\<user>" password="<password>" /> Have also modified machine.config thusly, and restarted...more >>

Roles not working
Posted by Neils Christoffersen at 11/23/2004 8:09:04 AM
I have a quick question about ASP.NET roles. I have the following in in Global.asax: protected void Application_AuthenticateRequest(Object sender, EventArgs e) { Response.Write("Request authenticated: " + (Request.IsAuthenticated ? "yes" : "no") + "<br>"); if (Request.IsAuthenticated...more >>

Domain could not be contacted problem
Posted by Grant at 11/22/2004 8:12:33 PM
Hello, I got some sample code off the MSDN website on how to loop through a group in active directory and list the members. I can run the code from a console app but I cant run it from an ASP solution? I get the folowing message: "The specified domain either does not exist or could not be ...more >>

aspnet and windows integrated authentication, hot to log out?
Posted by jack at 11/22/2004 11:16:35 AM
hi, i'm devoloping an intranet application based on ASP.NET and windows integrated authentication. how can i force the log out of a user to force the IIS to re-ask the credential to the browser? thx ...more >>

authorization for sub directory
Posted by freetorn2002 NO[at]SPAM yahoo.ca at 11/21/2004 6:01:31 PM
Hi All, Could anybody advise me for the following.. I want to restrict access to a subdirectory in an web application which has "integrated windows authentication". I have set the directory security for the sub directory for a particular group. But when the link goes to the page in the sub dire...more >>

web.config error... allowDefinition='MachineToApplication'
Posted by sarnil NO[at]SPAM gmail.com at 11/21/2004 2:44:56 PM
This one just came out of the blue! One minute it is working and the next minute, it drops dead with the error below... =========================== Parser Error Message: It is an error to use a section registered as allowDefinition='MachineToApplication' beyond application level. This error c...more >>

Configuration Differences
Posted by Matt at 11/19/2004 2:31:02 PM
I have two sites on separate servers configured. When I query a page that returns information on security/user context, I get two different replies. On Server 1: HttpContext.Current.User.Identity Name IsAuthenticated False AuthenticationType WindowsIdentity.GetCurrent() Name MAC...more >>

AppPool running with Domain identity - "service unavailable"
Posted by Kevin C at 11/19/2004 9:11:36 AM
I have been trying to move our web apps into their own AppPool so we can run it under a specific domain account and hit our DB servers. Whenever I change the identity of the AppPool to "DOMAIN\MyUserAccount" I get the infamous "Service Unavailable" page with the following event log entries: --...more >>

Upload/Download Files on Network File Server
Posted by Matt Hamilton at 11/19/2004 7:49:16 AM
I was hoping that someone can give me step-by-step instructions to fix the following: We would like our ASP.NET application to utilize a central file server for uploads and downloads. I have tried creating a virtual directory to the external file server on the web server and just referenci...more >>

Can't read/write to Registry
Posted by Nikolay Petrov at 11/18/2004 5:08:55 PM
Why I always get 'Requested registry access is not allowed' when i try to Read/Write to Windows Registry from ASP service. I use ASP NET account? Also granted full permissions to required Registry keys. What is the problem? TIA ...more >>

Role based security across sub directories
Posted by nospam NO[at]SPAM onesplace.com at 11/18/2004 11:28:45 AM
Take the following directory structure: AppRoot (configured as a IIS Application) -> bin -> dirA -> dirB -> dirC login.aspx web.config Ok, what I want to do is controll access to everything in the appRoot and then, based on a role, allow access to dirA, B, C etc. I am currently...more >>

Active Directory authority needed in SharePoint Web Part
Posted by Jondis at 11/18/2004 9:27:06 AM
I've been working on a Web Part that can update Active Directory for some time. I'm trying to give SharePoint administrators the ability to add users (which requires the user to be in Active Directory before he is added to SharePoint). I also want to give regular users the ability to u...more >>

Reading Values from Machine.config in ASP.NET
Posted by N S S at 11/18/2004 9:20:07 AM
How can i read values from Machine.config From ASP.NET...more >>

ADS IIS Integration
Posted by TravisClark135 NO[at]SPAM hotmail.com at 11/18/2004 8:14:36 AM
Okay, maybe I'm just not seeing things correctly. I have an asp.net web application (framework 1.1) that only five people in the ProjectManager AD Group are supposed to see. I have the following issues: Even though I have: <authentication mode="Windows" /> <authorization> <allow us...more >>

Implementing RSACryptoServiceProvider *and* JavaScript
Posted by Glenn at 11/17/2004 4:34:02 PM
I'm currently trying to strengthen up the security on a large ASP.NET application (a web content management system). The primary objective is to prevent people from evesdropping for passwords and other sensitive information, with a secondary objective of preventing Harry the Hacker from hav...more >>

Impersonation without DNS?
Posted by Anonymous Poster at 11/17/2004 1:02:00 PM
We are developing an ASP.NET web application with web services which links (2 way) with the Microsoft CRM via its SDK using Windows Authentication. By using Impersonate=true in the app's and web service's web.configs, authentication works fine over DNS and credentials are passed in correctly. ...more >>

Article: What is Isolated Storage ? (.Net FrameWork Tools Series)
Posted by Namratha Shah \(Nasha\) at 11/17/2004 6:10:33 AM
Hey Group, After a long week end I am back again. Its nice and refreshing after a short vacation so lets get started with .NET once again. Today we will discuss about Isolated Storage. This is one of the topics which I find interesting as I feel that it has a lot of practical usage or app...more >>

Response.ReDirect / FormsAuth.ForwardFromLogin not working
Posted by Matthew Owens via .NET 247 at 11/17/2004 1:12:02 AM
Hi, I have a login page which does not redirect the user once the code has been executed, see below. Whats strange is it works perfectly on my localhost when debugging, however it fails to redirect when depolyed to a remote server. Am I missing any IIS settings or anything? The login pa...more >>

Help me! How I could make user in active directory
Posted by Sara Rafiee via .NET 247 at 11/17/2004 1:08:13 AM
hello can anyone help me making user in active directory , I wrote a code, but it could't work, could anyone correct it. thanks in advance. Sub example() 'Put user code to initialize the page here 'Try Dim AD As DirectoryEntry = _ New DirectoryEntry("LDAP://m...more >>

Problems with IsInRole
Posted by John Rusk at 11/16/2004 8:41:01 PM
I'm having problems with WindowsPrincipal.IsInRole. It's returning false when it should return true. I've written some test code that uses reflection to call the private _GetRoles method of WindowsIdentity. That gets the same list of roles that IsInRole uses. It returns a long list, but ...more >>

DPAPI User Store Does Not Work as advertised
Posted by osaleh NO[at]SPAM usapsys.com at 11/16/2004 5:13:49 PM
http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnnetsec/html/SecNetHT09.asp I am following the above article to implement DPAPI User Store to store Credit Card Info in my database. I am doing exactly what the article says. I can encrypt and decrypt from the same machine but...more >>

Delegation/Basic Authentication - using browsers other than IE
Posted by Raterus at 11/16/2004 12:20:35 PM
Hi, I'd really like to see my intranet asp.net pages with other browsers, = but I'm having a problem when it comes to connecting to SQL Server. My = intranet site is configured with Integrated Windows Authentication & = Basic Authentication; anonymous access is disabled. I only get these = ...more >>

webclient.downloadfile
Posted by jared at 11/16/2004 9:49:28 AM
I've been toying with an asp.net diretory browser and have been trying to use system.net.webclient.downloadfile as a means to download files from the webserver to the local machine. However access to all paths isn't valid (for obvious security reasons). Is there a work around for this, or a ...more >>

Am I missing something with PrincipalPermissionAttribute?
Posted by Anders K. Jacobsen [DK] at 11/15/2004 9:19:05 PM
Hi after read this article i wanted to try the security feuteres in .net. In the artcle they claim that you should use it eg. like this: [System.Security.Permissions.PrincipalPermissionAttribute(System.Security.Permissions.SecurityAction.Demand, User="Joe")] public void test() { // Some s...more >>

Accessing ClearCase Mapped Drive using ASP.NET
Posted by Mrunal at 11/15/2004 9:11:17 PM
Hi, I am trying to access a mapped drive(its a clearcase mapped drive) using ASP.NET on win2003 server but am getting error as Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error ...more >>

Best way to implement security scenario
Posted by Alex Ayzin at 11/15/2004 8:12:55 PM
Hi, I'm pretty new to security issues and understand that might question is pretty basic. But here we go: I have a simple webform app; In application root (Intepub\wwwroot\appname) I have a folder that contains a single text file. Only those who has an access(readOnly) to that folder(or ...more >>


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