Validation the identity of the user, usually with username and password authentication.

learn more… | top users | synonyms

27
votes
5answers
13k views

NTLM vs Kerberos

I just want to know the difference between NTLM and Kerberos. When to use NTLM and Kerberos and when not to use it? Why do you need to use Kerberos for authenticated feeds? Our admin is asking me why? ...
16
votes
2answers
3k views

HTTP 401 twice before HTTP 200 when serving files

I've built a Javascript web application which is served from Sharepoint (ie. there is no Sharepoint code at all operating on the web app, it's just some HTML/JS being served from a Sharepoint 2010 ...
12
votes
2answers
855 views

Identify Current Authentication Method Being Used

I am working on a solution that needs to act slightly differently if the incoming request is NTLM vs. Kerberos vs. ADFS, etc. Does anyone have an example of how to determine the incoming ...
9
votes
6answers
4k views

SharePoint 2010 custom 401 error page on authenticated site

I'm trying to create a custom 401 error page for my site. The setup is a SharePoint 2010 enterprise site with subwebs. The entire solution requires authentication (no anonymous access). I've tried ...
9
votes
5answers
1k views

External access - continually prompted for credentials

I have a client trying to access our hosted SP 2010 instance, an she can log in, but once she starts clicking, gets prompted to login again and again. She is accessing from the outside, not inside of ...
8
votes
1answer
4k views

Override _layouts/Authenticate.aspx for claims based authentication (LiveID)

I've configured claims-based authentication using Windows Live ID. In Microsoft service manager the default return URL is as in WS-Federation specification: https://domain.com/_trust/default.aspx ...
8
votes
1answer
3k views

How to Impersonate Users Via Client Object Model?

I want to insert new SP List items -- blog comments, to be exact -- on behalf of other users. Ideally, I'd just pass a SharepointID for the user, but that doesn't seem to be possible. I think that ...
8
votes
3answers
2k views

Java to Sharepoint interface, with claims based authentication

I have a sharepoint server with a claims-based authentication (ADFS server). I have a Java app that needs to push data to a sharepoint list, preferably over the REST API, and with the additional ...
7
votes
1answer
2k views

Remotely authenticating users

We are creating a mobile web application that will run under ASP.Net and will connect to an internal SharePoint Server. We need to remotely authenticate users from this web application to see whether ...
7
votes
3answers
7k views

Why are user permissions set in AD not updated immediately to SharePoint?

I have a SharePoint 2010 Foundation installation on Windows 2008 R2 and SQL Server 2008 and using Claims and Windows authentication. Subsites are visible only to members of a certain group. However, ...
6
votes
5answers
4k views

Management of external users

I'm planning a SharePoint2010 application where most of our users are on an intranet and authenticated through Active Directory, but where ~20% of the users are external to the organization. We are ...
6
votes
1answer
5k views

How to use Sharepoint web services? (esp. authentication)

I am trying to access list information on MOSS 2007 using web services. SppLists.ListsSoapClient proxy = new SurveyMerge.SppLists.ListsSoapClient(); proxy.ClientCredentials.Windows.AllowNtlm = true; ...
6
votes
5answers
11k views

Can't pass authentication to browse a sharepoint site

I am trying to browse a sharepoint site in IE8 from the server where it is deployed. When I am promped to enter my credentials i enter them but this doesn't work. The box keeps appearing and asks me ...
6
votes
2answers
1k views

SharePoint 2013 Authentication model

I am new to SharePoint and have few questions regarding the authentication. We are using SP 2013 as extranet and we have different sites for different partners. Total number of users will be less ...
6
votes
1answer
4k views

Sharepoint 2010 - NTLM or Kerberos

Would there be any situation where you would choose NTLM over Kerberos for a Sharepoint 2010 farm? The sites will use claims based auth, Internal users & content editors will authenticate against ...
6
votes
2answers
5k views

Signout behavior without closing the browser?

We have, essentially, a custom asp.net application inside of SharePoint. We have a Logout button in the application that redirects to the _layouts/SignOut.aspx page. The user sees a message informing ...
6
votes
1answer
2k views

How do I avoid redirection for web service authentication in SharePoint 2010 when both claims and classic auth is allowed?

I have a SharePoint 2010 web application that allows both claims authentication and classic authentication. The Default claims provider for the web application has "Enable Windows Authentication" and ...
6
votes
0answers
391 views

Sharepoint 2013 CMIS producer NTLM authentication

I was able to integrate with Sharepoint 2013 CMIS producer only by using Basic HTTP Authentication! According to Microsoft: ...
5
votes
2answers
987 views

Allow any user?

Please forgive the novice question, but I can't seem to find the answer. Is there a way to allow any user access to a SharePoint site without having to add them to a group or turn on anonymous ...
5
votes
6answers
755 views

SharePoint 2007 : How to sign out user?

I've an application build on SharePoint 2007 platform, the problem is in Mozilla FireFox, the sign out button does not successfully sign out the current login user, I believe SharePoint 2007 is not ...
5
votes
4answers
7k views

How to fix credential issue?

I tried both default credential and user/pass but keep getting 401 unauthorized error. What's the fix? Here is the error I am getting .... New-WebServiceProxy : The request failed with HTTP status ...
5
votes
2answers
103 views

Pre-authenticate a FBA user

We have SharePoint 2013 hooked up to the userstore of a third party web application. The users from that web application are now also known in SharePoint and able to log in using the same credentials. ...
5
votes
3answers
346 views

Always getting access denied for all loginaccounts

I'm in a middle of a process of setting sp_accounts to sp services and for some wrong behaviour I'm always getting access denied when enter the webapp for all accounts. Claims service could be the ...
5
votes
1answer
394 views

Strategy for correct external authentication?

I'm a bit confused about the different terminology, components and steps to make my scenario work. I'm working on a SP 2010 platform that can have multiple authentication mechanisms : Anonymous, ...
5
votes
1answer
1k views

Single Sign on / SharePoint 2010

We currently have a SP2010 farm, with a number of web applications all configured to used classic windows authentication. One of our service providers has an externally hosted application that we want ...
5
votes
2answers
879 views

Client Object Model Authentication - Authenticating the Wrong account!

I am using the Client Object Model to interface my .NET App with SP 2010. What I am finding curious is that I am using default authentication, and whenever I make my connection, I am ending up ...
4
votes
2answers
2k views

Best authentication method for accessing sharepoint web from the Internet

We're planning a sharepoint intranet which will be acceded directly from our LAN, however it should be accesible from the Internet, too. What would be the best authentication method available for this ...
4
votes
2answers
2k views

Zones, AAM, Host Headers,

I am getting really confused as when to use AAM and when to use header. I wish there was table to list scenarios and based on that you would pick AAM or host headers. Same thing I am trying to ...
4
votes
1answer
2k views

Anonymous access = huge web services security hole?

My company uses SharePoint for their public website by allowing anonymous access. Some of our lists and document libraries have permissions to only allow certain users to be able to access them. I'm ...
4
votes
2answers
525 views

Users have several ids in the same Web

I have backup-restored a site collection. In the new site collection we use Claims based authentcation. Now it looks like all the users from the old web is also restored on the new site (which ...
4
votes
3answers
1k views

Windows Authentication and Trusted Identity Provider - User mapping to a single identity store

First, let me describe the scenario: I have a Web Application with 2 enabled Identity Providers Windows Authentication Custom Trusted Identity Provider (that provider handles PingFederate SAML ...
4
votes
1answer
281 views

OAuth Authentication and Authorization to REST API from a Node.js Javascript program

I have a Javascript that retrieves the UserCollection from a Site and does some other things from the REST API. This script runs in my own Node.js server. Currently, I use HTTP Basic Authentication ...
4
votes
2answers
1k views

Crawler authentication in SharePoint 2013 for STS based external website

I am not able to crawl website that has STS (security token service) based authentication using FAST Search for SharePoint 2013 . I tried Form credentials and Cookie based authentication in Crawl ...
4
votes
1answer
344 views

Sharepoint 2007 to 2010 conversion and authentication

I'm consulting on a project that needs help passing authenticated user to other .Net applications on the same domain from Sharepoint to standard .Net & classic asp sites. Currently in SP 2007, ...
4
votes
2answers
1k views

Office 365 SharePoint Authentication from Objective-C on IOS

I want to create an IOS app that connects to my Office365 SharePoint team site using the list rest services. How do I do authentication? Any examples?
4
votes
2answers
1k views

Using Claims Based Authentication to integrate with an ASP.Net application

I have been Googling a problem that I have with trying to integrate the web application that I am working on with SharePoint 2010. The web application is a wiki style tool that allows users to log ...
4
votes
1answer
315 views

Share authentication token between SharePoint 2013 and ASP.Net MVC Web API service

In SharePoint 2010 and earlier, it seems it was possible to share the authentication token with other ASP.Net applications using forms authentication and the ASPXAuth cookie. I have a SharePoint 2013 ...
4
votes
1answer
459 views

Suggestions on SharePoint Public Facing Site with User Registration

I am exploring options on creating a public facing SharePoint site. I need to provide functionality where I allow users to register (create an account) to later login to view certain pages. Is this ...
4
votes
5answers
12k views

Internet Explorer forces user to log into site with DOMAIN\USERNAME

I have a public Internet facing site running on SHarePoint 2010 using NTLM authentication. Users using FireFox/Chrome/Safari are able to log into the site using just their username and password. ...
4
votes
3answers
349 views

Login trouble between URL's that point to the same server

We have a strange problem on our intranet. The intranet is accessed through http://intranet and http://intranet.company.com. They both point to http://intranetsrv01.domain.com. We are experiencing ...
3
votes
4answers
5k views

Why does Kerberos authentication fail?

Running SharePoint 2010. I need to set up Kerberos authentication, since the double-hop problem with NTLM is causing trouble with a web part I am developing. Long story short, Kerberos authentication ...
3
votes
4answers
2k views

Remote Access to SharePoint Lists with PowerShell

I have a PowerShell script that pulls data from a database. I need to push this data to a SharePoint list on a different server. Would you have tutorial or examples that show how to do this ...
3
votes
1answer
660 views

Access programmatically to SharePoint 2013 Online REST Web Services from Windows 8.1 Application

I have a problem in connecting to SharePoint online from the Windows 8.1 Application. My goal is quite simple: Connect to SharePoint Retrieve the List of Lists Get Items from a List I have tried ...
3
votes
1answer
276 views

MySite authentication

I have various web applications running in our SharePoint2010 farm, one of them being the MySites web application. For people connected externally (not within our network, which automatically ...
3
votes
2answers
5k views

SharePoint repeatedly prompting iPad users for credentials

We have an internal portal on SharePoint Server 2010. For example portal.abc.com. We are using Windows authentication (NTLM). When users access the portal from a joined computer in an Active ...
3
votes
1answer
1k views

SharePoint 2010 updates the machine key in web config

I will attempt to explain this fully, if I don't please ask me to clarify, this part of SharePoint is a whole new world for me. I'm coming in from this on the Administration side and have been taking ...
3
votes
4answers
3k views

People Picker attempts to use claim based authentication but the web application authentication provider is classic / windows

We recently in-place upgraded our sharepoint 2007 to sharepoint 2010. We were using Windows authentication in the 2007 environment and wish to continue doing so in the 2010 environment. The ...
3
votes
1answer
207 views

Windows Live Authentication with Sharepoint Question

I have configured as CBA with Windows Live as instructed here: http://www.wictorwilen.se/Post/Post.aspx?id=562. I think I am very close. When I visit my site I am redirected to select authentication ...
3
votes
1answer
882 views

Remote authentication with SharePoint Online

I am following the article and sample that can be found in this address: http://msdn.microsoft.com/en-us/library/hh147177.aspx Everything works fine but I need a more automated solution. The user ...
3
votes
2answers
322 views

Can I map multiple domain accounts (or authentication sources) to one user/profile?

This is probably impossible but... We have a local 2010 farm and HQ has one. I've been asked to use the HQ MySites service application rather than doing our own, which is very sensible. However, on ...