Eventid 0xc000066d. domain Description: An account failed to log on.

Eventid 0xc000066d Given the following example: Logon Type: 3 Account For Which Logon Failed: Security ID: NULL SID Account Name: tom Account Domain: xyz. We are getting lots of alerts with event id 4025. "An account failed to log on". I've verified that the users have the "Virtual Machine Administrator… Anyone else being hit with LsaSrv event ID 40970 on clients after January patches? Run the command to check Hello for Business operational logs for Event ID 4098 (PIN unavailability). This will be 0 if no session key was requested. Describes security event 4776(S, F) The computer attempted to validate the credentials for an account. exe - ***Googling had me checking the app pool, but I didn't really find anything there either. domain Description: An account failed to log on. Anyone else run into this specific error? Log Name: Security Source: Microsoft-Windows-Security-Auditing Date: 7/17/2018 3:11:13 PM Event ID: 4625 Task Category: Logon Level: Information Keywords: Audit Failure Feb 27, 2025 · Hello Team, One of our 2 domain controllers have this security event logged continuously. See full list on ultimatewindowssecurity. Describes security event 4625(F) An account failed to log on. We have applied Failed login monitoring. Once I joined the new domain and checked it I got a couple of new erros. Provides a Resolution. To account for this change the queries will need the "OR" statement in the query for data collected prior to 5/24/2017 ( (result. "Network (i. RDP for the server is enabled only for a single trusted WAN sourc May 5, 2023 · Hello all! While reading through some testing on the WHFB deployment for Hybrid using Azure AD Kerberos. PRODCOHQ> dcdiag Directory Server Diagnosis Performing initial setup: Trying to find home server… Home Server = IT-AD-HQ May 17, 2021 · Hello, we are in a workgroup environment, based on windows 10 machines. Jul 4, 2020 · A fairly new MS Windows Server 2019 VM installation is logging over a hundred Security Log Audit Failures a day with Event ID 4625. Thanks for the detailed information, the logs you shared indicate a failed login attempt with event ID 4625. Microsoft Windows security auditing. connection to shared folder on this computer from elsewhere on network)". I am seeing a lot of alerts for the event ID 4625 - Account Failed To Log On. If you have any other questions, please let me know. The Security event that has Event ID 4625 does not contain the user account name on a computer that is running Windows Vista, Windows Server 2008, Windows 7, or Windows Server 2008 R2 May 6, 2020 · I’ve just added a secondary Domain Controller to my Primary srv2019. May 14, 2025 · Understanding Event ID 4625 Event ID 4625 is recorded in the Windows Security log and is part of the Windows Security Auditing feature. They occur roughly every 20-30 minutes daily. I’m not finding any answers on the web. Each failed logon can be an indication of compromised security, so it’s essential to understand its causes and May 8, 2020 · November 28, 2018 Windows Audit Failures - Event ID 4625 Software & Applications general-windows , windows-server , question 6 2190 January 19, 2018 Audit Failure 4625 - NULL SID (0xC000006D, 0xC0000064) Software & Applications general-windows , windows-server , question 2 2358 April 6, 2017 Multiple 4625 errors, windows 2012 essentials Mar 3, 2025 · Do you see only one entry of event ID 4625 on Windows server 2016? If so, it seems one account (it is blank below) logs on machine named MLFSERVER$ in the domain named ABCDMLF via Network logon (Logon Type: 3), but using Unknown user name or bad password. Before I added this domain controller I ran Dcdiag and it all came out positive with no errors. Log Name: Security Source:… Apr 26, 2017 · I have Windows server 2012 R2 azure virtual instance and few ports are open on it i. Sub Status: 0xC0000064. Based on the information you have provided, it appears that the failure is related to a logon attempt using NTLM authentication, which is an outdated authentication protocol that has been replaced by Kerberos. I seem to be getting stuck at issues with the LSA. (0xC000006D) Mar 11, 2023 · Event ID 4625 on a domain controller indicates that an authentication attempt has failed. Status 0xC000006D means this is either due to a bad username or authentication information Sub Status 0xC0000064 means user logon with misspelled or bad user account. It specifically pertains to failed logon attempts, providing detailed information that can help in diagnosing the reason for the failure. Caller Process Name: C:\Windows\System32\lsass. One such error is “0xc000006d,” which relates to authentication problems. I see this article 4625(F) An account failed to log on. Disab May 6, 2022 · In this article you will get to know how to fix Error 0xc000006d on Windows 10 & 11? Try the verified solutions given to fix the error easily Mar 14, 2016 · Tying to get a good explanation of logon type 3 (network) for event IDs like 4625 on our DC to troubleshoot and find what is causing the Event log entries. Subject: Security ID: SYSTEM Account Name: MAINDCSERVER$ Account Domain: MULTITASTE Logon ID: 0x3E7 Logon Type: 3 Account For Which Logon Failed: Security ID: NULL SID Account Name: Account Domain: Failure Information: Failure Reason: Unknown user name or bad Feb 18, 2022 · I am Getting EVENT ID 4625 with same computer name as account name in security event System is Windows 2016 RD Gateway manger server. Also appears to be on a schedule. code = '0xC0000064')) This may be required to effectively query data from an archiver with an older dataset prior to 5/24/2017. Negotiate, Session Setup, and Tree Connect failures May 13, 2023 · What is Event ID 4625: An Account Failed to Log On. last month, Our few server got affected by ransomware. Subject: Security ID: NULL SID Account Name: - …. Event log does not provide any information on the source IP and other remote network details. Have you encountered the 0xc000006a status code while troubleshooting event ID 4625? This article dives into the event code 0xc000006a – user logon with misspelled or bad password – and its relationship with event ID 4625. Feb 19, 2013 · Do you have any other event ID’s like 3210? The 0xc000006d part indicates “Bad username” or authentication information, where 0xc000006a would indicate “Bad password” May 26, 2021 · Has anyone seen this specific type of event 4625? Not much info as to the source and it has been happening a fair bit lately on a few servers and they are constant (a block of around 5 same events every few minutes). system Failure Information: Failure Reason: Unknown user name or bad password. This is either due to a bad username or authentication information. The reason for failure is expressed as "Unknown username or incorrect password", and the status code 0xC000006D corresponds Jun 16, 2021 · Describes a problem in which Event ID 4 and Event ID 1097 are logged in the Server log. Event ID: 4625 An account failed to log on. > An account failed to log… Jul 30, 2025 · Event ID: 4625 Task Category: Logon Level: Information Keywords: Audit Failure User: N/A Computer: (My computer) Description: An account failed to log on. We've tried clearing the cache, re-establishing the trust using "nltest… Dec 19, 2022 · 0XC000006D The cause is either a bad username or authentication information (likely authentication information 0x0 Status OK. domain. Apr 19, 2025 · How to Fix "Error 0xc000006d" on Windows 10 & 11 Encountering errors on your system can be frustrating, especially when it disrupts your daily tasks or prevents you from accessing vital data. I've tried deleting stored credentials. Are you seeing a lot of event ID 4625 (An account failed to log on) in your Domain Controller’s Security logs and unsure what it means or how to resolve it? Well, in this article, we explains everything you need to know about this Active Directory security event log and how to fix the issue that triggers it. Oct 31, 2024 · We have been able to deploy an Intune policy to a small group of test machines and it works on that small group except for one, my laptop. Everytime I get an email delivered to the server via our receive connector, the server tries to match the sender's cert using NTLM (I… Oct 28, 2020 · Event ID 7 Is Intermittently Logged on a Windows Server 2025-Based DC - Windows Server Describes an issue in which event ID 7 is intermittently logged on a Windows Server 2025-based DC. Run below command Aug 3, 2020 · Event ID 4625 documents every failed attempt at logging on to a local computer. Status: 0xC000006D Sub Aug 14, 2007 · Event ID: 3210 "This computer could not authenticate with \\dc. Subject: Security ID: S-1-0-0 Account Name: - Account Domain: - Logon ID: 0x0 Logon Type: 3 Account For Which Logon Failed: Security ID: S-1-0-0 Account Name: TomJones Account Domain: mydomain Failure Information Jun 11, 2025 · ADAudit Plus / Netwrix Account Lockout Examiner / Spunk: These tools focus on Active Directory auditing and account lockout troubleshooting. Subject: Security ID:… SubjectLogonId 0x0 TargetUserSid S-1-0-0 TargetUserName TargetDomainName Status 0xc000006d FailureReason %%2304 SubStatus 0x0 LogonType 3 LogonProcessName Schannel AuthenticationPackageName Microsoft Unified Security Protocol Provider WorkstationName - TransmittedServices - LmPackageName - KeyLength 0 ProcessId 0x0 ProcessName - IpAddress Mar 27, 2014 · This article is explaining about Logon Failure Event 4625, how to Enable Event 4625 through local security policy and Auditpol command in local computer, how to enable event 4625 via GPO and how to Stop or Disable the event 4625. com, a Windows domain controller for domain DOMAIN, and therefore this computer might deny logon requests. Logon Type: 3. May 10, 2023 · What 0xc000006a – User Logon Misspelled or Bad Password. Finally, the guide Jun 22, 2021 · Please check this old thread Windows Audit Failures - Event ID 4625 Could be helpful. This event is generated if an account logon attempt failed for a locked out account. Can't access shared folders from File Explorer - Windows Client Provides troubleshooting for the issue that shared folders can't be accessed from File Explorer in Windows 10. You can try the solutions given to fix the error quickly. connection to shared folder on… Jun 15, 2020 · Status 0xC000006D means this is either due to a bad username or authentication information Sub Status 0xC0000064 means user logon with misspelled or bad user account Could be a number of things. May 12, 2022 · Error: Event ID 4625: Unknown username or bad password. Jan 10, 2021 · Hi Everybody, I have few questions about failed login events. Both the source and destination (IP & Host) are itself. exe. A service account with an expired/changed password is most likely, but brute force attempts are certainly a possibility, too. (80,443,RDC). Provides a resolution. Event 4625 : Micr Event 4625 is returned when account was Locked By Intruder for Active Directory Account Lockout More Information There might be more information for this subject on one of the following: Common Active Directory Bind Errors Windows Logon Windows Logon Types Oct 26, 2020 · Hi everyone! We have a file server that shows several password violations on server statistics. This event is generated on the computer from where the logon attempt was made. What is 0xc000006d? Apr 2, 2022 · Solved Getting error code 0xc000006d sub: 0x0 on attempted login Landon Hotujac Apr 2, 2022 Nov 28, 2024 · This post introduces some solutions to the error code 0xc000006d on Windows 10/11. code = '0xc000006d' && context = '0xC0000064') || (disposition = '0xc000006d' && result. My security event log is filled with these events about every 20-30 seconds. Dec 3, 2020 · Status: The attempted logon is invalid. Status: 0xC000006D Sub Status: 0xC0000064 Bade Username Solution: The VM has to be joined to the AzureAD domain via System Properties the same way a host is joined to an on-prem AD-DC and NOT via "Access work and school". Discusses that you can't authenticate an account in AD FS 2. Jun 17, 2021 · Thanks. (user is correct but some authentication data was not valid) Mar 1, 2017 · 9 2140 April 13, 2021 Audit Failure - Event ID 4625 - NULL SID - 0xC000006D and 0x80090325 Software & Applications general-windows , windows-server , question 2 1892 November 15, 2018 windows 2008 , Networked server with AD continues to get Event ID 4625 Software & Applications discussion , general-windows , windows-server 5 204 November 6, 2017 Feb 12, 2023 · Windows Logon Status code Cool Tip: Event Id 4776 Status Code 0xc0000234 – Fix to find the source of attempt! Solution to find source of 4625 Event Id Status Code 0xC000006D or 0xC000006A To know the source of the login attempt, we have to enable verbose netlogon logging on Domain Controller. " Sub Status: 0xC0000064 "STATUS_NO_SUCH_USER" "The specified account does not exist" Workstation Name: MLFSERVER - This is the machine from which the logon request came which in this case seems to be the Nov 29, 2022 · Warning Event ID 5605 is logged in Application log - Windows Server Describes an issue that Warning Event ID 5605 is logged in Application log when querying MSCluster namespace through WMI. After running through the setup document and deploying configs via Intune. It shows: Failure Information: Failure Reason: Unknown user name or bad password. PS C:\\Users\\Administrator. Subject: Security ID: DOMAIN\adfsaccount Account Name: adfsaccount Account Domain: DOMAIN Logon ID: 0x96287 Logon Type: 3 Account For Which Logon Failed: Security ID: NULL SID Account Jul 17, 2018 · I have an Exchange 2013 CU20 server running on Server 2012 R2. Security ID: NULL SID. Status: 0xC000006D Sub Status: 0xC000006A Process Information: Caller Process ID: 0x1e10 Caller Process Name: C:\\Windows\\System32\\inetsrv\\w3wp. In summary: Status: 0xC000006D Sub Status: 0x0 Logon type: 3 (Network (i. The codes that I see most often when talking to customers is: Status code: 0xC000006D Nov 17, 2022 · Event ID: 4625 Task Category: Logon Level: Information Keywords: Audit Failure User: N/A Computer: BackEnd Server. How to make this informat May 26, 2021 · Has anyone seen this specific type of event 4625? Not much info as to the source and it has been happening a fair bit lately on a few servers. "A valid account was not identified". Subject: Security ID: NULL SID Account Name: - Account Domain: - Logon ID: 0x0 Logon Type: 3 Account For Which Logon Failed: Security ID: NULL SID Account Name: guest Account Domain Apr 29, 2015 · Event ID: 4625. I have tried numerous items from running sfc /scannow, to deleting the NGC folder (after taking ownership),… Nov 30, 2023 · To find out which account attempted to logon when event ID 40970 and error 0xc000006d is generated in event viewer, you can check the Security event log on the domain controller where the event occurred. Validate if the error correlates with 0xc000006d (STATUS_LOGON_FAILURE). e. Feb 13, 2025 · Hi All, Greetings! We've been noticing continuous login failures from a machine account (file server). Oct 29, 2020 · Hello, We have been starting to get a number of entries for event IDs: 4625 and 4771. Below is a example: An account failed to log on. Open a Cmd (Command Prompt) with Administrator privileges. In summary: Status: 0xC000006D … Mar 3, 2021 · Hi All, Spun up a new Azure Server 2019, and trying to authenticate using AzureAD user accounts for server login for the first time using that new preview functionality. com Apr 19, 2025 · How to Fix "Error 0xc000006d" on Windows 10 & 11? Error codes can be frustrating experiences for Windows users as they often indicate some underlying issues that can interfere with daily operations on the system. Jul 24, 2024 · Something went wrong and your PIN isn’t available (status: 0xc000006d, substatus: 0xc0070070), Click to set up your PIN again. Oct 4, 2023 · Experiencing the Event ID 4625 logon failure on Windows Server? Try deleting cached saved passwords or rejoining the domain. This inability to authenticate might be caused by another computer on the same network using the same name or the password for this computer account is not recognized. Who are the workstations that most cause the failure and… Hi I was wondering if someone could help me with this. Fixes an issue where users fail to access a resource and a System event log shows Kerberos event 4. They aggregate and enrich security event data (including Event ID 4625), correlate it with other events (like account lockouts or password changes), and present it in a more digestible and actionable format. "User name does not exist". Capturing event ID 4625 and uploading the data to a database, I discovered a few more things. Mar 19, 2025 · When the username is unknown or the password is wrong to log in to Windows server, it will show the failed logon attempt message and Windows Security log event 4625 with status code 0xC000006D and substatus 0xC0000064. Additionally, we cover the steps to why event code 0xc000006a occurs and how to fix. Users can successfully login with RD Gateway manager. *** Network Information: Workstation Name: EXCHANGE Jul 2, 2018 · On my Windows server 2012 I get this event id 4625 anyone knows where should I look to find a solution? An account failed to log on. Mar 19, 2021 · Exchange Experts, I can't eliminate an 'account failed to log on' audit caused by exchange's TLS auth mechanism. 0, that you're prompted for credentials, and that event 111 is logged. I have observed the below logs into windows event viewer in security section. Troubleshoot primary refresh token issues during authentication through Microsoft Entra credentials on Microsoft Entra joined Windows devices. - Windows 10 | Microsoft Learn but it does not show how to correct this. I can create… Mar 3, 2025 · Hi Jamshid, Work through the article Ian posted Status 0xC000006D "STATUS_LOGON_FAILURE" "The attempted logon is invalid. I have a server that gets keeps getting failed login events (4625). Status: 0xC000006D Sub Status: 0xC000006A The users which show up in the event viewer are not Aug 16, 2024 · I have several failed connection attempts to my Windows 10 hosted SSH Server. The forest and domain functional level is 2016. Subject: Security ID: S-1-5-18 Account Name: VIVO-REC$ Account Domain: CJXXXX Logon ID: 0x3e7 Logon Type: 4 Account For Which Logon Failed: Security ID: S-1-0-0 Account Name: admin Account Domain: CJXXXX Failure Information: Failure Reason: %%2313 Status: 0xc000006d Sub Status: 0xc000006a Feb 17, 2024 · - Key length indicates the length of the generated session key. we have a machine that has lots of events (4625), with the following details: An account failed to log on. Event id 4625 Audit Failure An account failed to log on. Sample Queries The sample queries below cover both Event ID 537 is a generic logon failure that most of the time that I've seen it has a blank user name, to figure out what the true underlying cause of the logon failure you need to look at the Status Code and Substatus Code in the description. tjw ceju alxiw asw yutuuu tke cmhfgp ysbz jhl qsxwzh rmtmosi qreqlb xqdb wrmobmm grunh