NT LAN Manager (NTLM) Authentication Protocol. A challange based AuthN protocol.

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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
859 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 ...
6
votes
3answers
3k views

Is Classic/NTLM based authentication a security riskfor Internet facing sites?

I have created web application/site collection using SharePoint 2010 with a few pages, document collection and a forum. I don't want it to have anonymous access, so I have set it up to use Classic ...
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
4answers
2k views

Authentication Defaulting back to NTLM not Kerberos

We have 3 servers. One running SQL and 2 running Sharepoint. Both Sharepoint servers are acting as WFE's using NLB. We have 2 Web Applications people.domain.local for our mysites and ...
3
votes
2answers
444 views

Sharepont 2013 - NTLM Logout

Our SharePoint 2013 site will not log users out unless the browser is completely closed. We are using NTLM authentication but the site is hosted, so it is external accessible. We are afraid users ...
2
votes
2answers
226 views

NTLM or Kerberos for Intranet & Internet application in SharePoint 2010

NTLM or Kerberos.... which authentication is suitable for Intranet application? Internet application? Will answer differ if 3rd party tools are used? for MySite and ContentType Hub application ...
2
votes
2answers
702 views

No Double Hop on NTLM

I am trying to get a better understanding of Kerberos/NTLM in my setup. We have 2 WFE,1 backend and separate SQL cluster in domain1. The site has anonymous access enabled. We have another domain ...
2
votes
1answer
1k views

Anonymous access to WSDL of custom web service

I developed and deployed a custom web service to "layouts" folder. I can call it without problems from a .net application with NTLM validation. But I need call it from a java application with ...
2
votes
2answers
3k views

Sharepoint 2013 mixed mode authentication custom login

I've configured 2 zones in sharepoint 2013. Both zones are configured to use NTLM and FBA authentication in order to have full availability of all users in the people picker. My extranet zone (FBA) ...
2
votes
1answer
158 views

NTLM web service call to sharepoint 2013 web application with claim authentication over NTLM users

I have a webservice (no vcf) with Windows authentication(impersonate="true"), that uses the SharePoint 2013 Object Model. When I call a webservice method that operates on a SharePoint Web Application ...
2
votes
1answer
836 views

FBA and People Picker Issue on NTLM Web App Zone

SCENARIO I correctly set up FBA on SharePoint 2010 following these tutorials (among others): ...
2
votes
1answer
551 views

Connecting with a java client to sharepoint with NTLMv2

I am using MAC and LINUX, java6 and apache http-client 3.1 to connect to sharepoint with NTLM auth. I connect to ntlm using http://jcifs.samba.org/ and it worked fine until I had to connect to ...
1
vote
2answers
53 views

What's the best authentication method if client won't give us access to their internal AD?

I have a provincial government client who we're deploying a SharePoint 2013 Standard farm. Because we're a 3rd party consultant they are reluctant to expose their AD and allow us to ADFS single-sign ...
1
vote
2answers
2k views

Connection to external data source using windows authentication (NTLM)

I'm trying to connect to an external SQL server DB programmatically from a SharePoint WebPart. The problem is that I'm not able to authenticate to the DB although I gave access to application pool ...
1
vote
0answers
121 views

Users added to SharePoint group after moving to host-named site collection cannot login

I am a developer who has been tasked to do SharePoint installation and configuration as part of implementing a SharePoint product. I guess you could call me an "incidental SharePoint admin", by which ...
0
votes
1answer
128 views

SharePoint Self Hosted apps - Kerberos Authentication

From this article its clear that SharePoint self hosted apps doesn't support Kerberos authentication unless "it is configured to use NTLM as a fallback authentication method" Could any one be able to ...
0
votes
0answers
36 views

Connect to SPFarm SharePoint 2010

I want to create a function to connect to SPFarm SharePoint2010 with a login and password ,I knowed that it use NTLM authentification ,do I need credential connection ? is there any PowerShell ...
0
votes
1answer
293 views

Custom FBA login page. Modify Default.aspx

I want to have a custom login FBA page. I want the FBA page to be the default page. This is not the problem. I'm wondering how to modify my default.aspx page (the one which show form authentication), ...
0
votes
1answer
566 views

need to know SharePoint 2010 web app using NTLM or Kerberos

How can I know whether my SharePoint 2010 Web Application is using NTLM or Kerberos authentication?
0
votes
0answers
39 views

IIS rewrites WebService calls to /ntlm/

I have a custom webservice in _vti_bin and I call it with jquery. Now I deployed this webservice on a new server with a "secured" iis. Now when the javascript calls it, the request is rewritten from ...
0
votes
1answer
117 views

401 after iisreset

We have a sharepoint 2010 public web site , it ask a user/pass for first request after iisreset. It's working good after first request. There is noting in windows event log, only i found in ...
0
votes
1answer
128 views

Using Single Sign On to log into external website from SharePoint

We have a SharePoint 2010 server and another site (a service desk tool) that has a custom forms based authentication (not related to SharePoint). It would be nice if the SharePoint users wouldn't ...
0
votes
1answer
87 views

SPS2010 - AD account password changing, for non-domain computers

I have Sharepoint 2010 farm - application server(Sharepoint), database server(MS SQL 2008 R2), and domain controller. 3 servers total. All of these 3 servers are included to domain(domain set up on ...
0
votes
3answers
2k views

NTLM Authenticated Application, FBA, and the People Picker

On the Windows Authenticated side of an extended web application with FBA, the people picker is only working when I also enable FBA through Central Administration for the Windows Authenticated web ...