Questions tagged [ntlm]

NTLM (NT LAN Manager) is a suite of Microsoft security protocols that provides authentication, integrity, and confidentiality to users.

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Couldn't upload files to Sharepoint site while passing through Squid Proxy

we have this issue: one of our employees is collaborating with a supplier and he needs to upload documents on a Sharepoint site hosted on the supplier's main site. In our environment we use Squid Proxy to allow people navigate on the net (we have…
Ecio
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Vista machine not broadcasting DHCP device name on network

When I look on my router at 'attached devices' - I see the names of my XP machine and my Ubuntu box - but the Vista name is not there (despite seeing the IP addresses of all three connected - ie the Vista box shows as device name 'unknown'.) DHCP…
Hawkeye
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NTLM authentication and non-domain joined computers accessing shares on a domain

I have a non-domain joined Win 10 computer which accesses shares on a domain joined Win 2016 server. At first connection with one of these shares, the Win 10 client is challenged and I supply domain credentials. Everything works as expected. If I…
Chris Driver
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IIS / PHP not passing (or passing incorrect) NTLM user information

I am currently migrating PHP applications from IIS 8.0 to IIS 10.0. NTLM/Windows Authentication has been installed through Server Manager, the scripts are running on PHP7.1, are using exactly the same configuration and files which were present in…
Janno
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NTLM Unknown username or bad password on Windows Server 2016

I've been receiving the following error(attached file) in my event log lately. So i'm trying to figure out how did this Ip(Source Netword Address) manage to authentication the login details. I only connect to my Web Server via RDP, through a…
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Why there are three rounds of message exchanges for integrated windows authentication for IE

According to the result monitored by fiddler, there are totally 3 handshakes for integrated windows authentication for IE. GET /home - 401 Unauthorized WWW-Authenticate: Negotiate, NTLM GET /home Authorization: Negotiate UYTYGHGYKHKJPPP-=== - 401…
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IIS 10 | CGI/Perl | NTLM Auth | No credentials are available in the security package (0x8009030e)

I have been blessed to take over an old application that is now giving me a headache as part of hardening measures. Function of the Perl application: Query active directory groups to the current NTLM authenticated user. Display of certain links…
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NTLM Authentication Failing once Domain Controller was upgraded to Windows Server 2016

NTLM Authentication Failing once Domain Controller was upgraded to Windows Server 2016. Application server is running Server 2012 R2. We have one domain controller left on 2012, NTLM works fine on that controller. When I switch to one of the 2016…
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How to identify that the protocol is using by AD DC is Kerberous?

I have created a local environment as follows:- DC:- Windows server 2008
Client:- Windows 7
Domain:- januapp.local Now I read on somewhere that, the DC uses two types of Protocol for Authentication. 1.NTLM2.Kerberous Now when I type…
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