Reply is appreciated. You are "da man"! I was beating my head against the wall for half of the day until I found this post!
As you can see, I have. There are two many people reporting this via the WWW for it to be a isolated event. There has to be a central cause for this occurance IMHO. Office Office Exchange Server. Not an IT pro? Windows Client. Sign in. United States English. Ask a question. Quick access. Search related threads. Remove From My Forums. Answered by:. Archived Forums. Windows 7 Networking. Sign in to vote. Feedback will be sent to Microsoft: By pressing the submit button, your feedback will be used to improve Microsoft products and services.
Privacy policy. Recent improvements in computer hardware and software algorithms have made these protocols vulnerable to widely published attacks for obtaining user passwords. In its ongoing efforts to deliver more secure products to its customers, Microsoft has developed an enhancement, called NTLM version 2, that significantly improves both the authentication and session security mechanisms.
When you install Active Directory Client Extensions on a computer that is running Windows 98, the system files that provide NTLM 2 support are also automatically installed. These files are Secur If you remove Active Directory Client Extension, the NTLM 2 system files are not removed because the files provide both enhanced security functionality and security-related fixes. By default, NTLM 2 session security encryption is restricted to a maximum key length of 56 bits. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.
Feedback will be sent to Microsoft: By pressing the submit button, your feedback will be used to improve Microsoft products and services. Privacy policy. Describes the best practices, location, values, policy management and security considerations for the Network security: LAN Manager authentication level security policy setting. This policy setting determines which challenge or response authentication protocol is used for network logons.
LAN Manager LM includes client computer and server software from Microsoft that allows users to link personal devices together on a single network. It only takes a minute to sign up. Connect and share knowledge within a single location that is structured and easy to search. Trying to connect to Samba shares on a Linux host with a Windows 10 client, even after setting the client Security Policy to allow non-NTLMv2 authentication , the client still gives errors like "The specified password is not correct.
It sounds like most systems can support NTLMv2 authentication, so I'd like to just enable it on my Samba host and no longer worry about supporting the older protocols. Supposedly, Samba's defaults match the following values , but I had to set them explicitly:. I have seen this registry key set like this on several Windows 10 machines, and I'm not sure why.
However, you can delete this registry key and Windows will revert to its default behavior which is to use NTLMv2 and connect to Samba 4 fine. Sign up to join this community. The best answers are voted up and rise to the top. Stack Overflow for Teams — Collaborate and share knowledge with a private group.
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