Computer generated kerberos events are always identifiable by the $ after the computer account's name. Join the IT Network or Login. In Windows 2000, you not only have centralized logon activity records on DCs but also can tell where the logon events originate. I am in an Active Directory/Windows 2003 domain environment. http://seforum.net/event-id/event-id-7036-not-showing-in-event-viewer.html
You know from the User Domain and Service ID fields that both the user and computer are in the MTG.LOCAL domain. In these instances, you'll find a computer name in the User Name and User ID fields. Even with 5 minutes per server (to check the logs and other parameters), it may take an hour to make sure that everything is ok and no "red lights" are blinking Register November 2016 Patch Tuesday "Patch Tuesday: 2 Attacks in the Wild " - sponsored by Shavlik home| search| account| evlog| eventreader| it admin tasks| tcp/ip ports| documents | contributors| https://www.ultimatewindowssecurity.com/securitylog/encyclopedia/event.aspx?eventid=672
TechRepublic | Forums | Software Software Register Now or Log In to post Welcome back, My Profile Log Out Recent Activity FAQs Guidelines Question 0 Votes Locked Pre-authentication fail Event ID All information in this work is provided "as -is", without any warranty, whether express or implied, of its accuracy, completeness, fitness for a particular purpose, title or non-infringement, and none of Free Security Log Quick Reference Chart Description Fields in 672 Server 2003: User Name:%1 Supplied Realm Name:%2 User ID:%3 Service Name:%4 Service ID:%5 Ticket Options:%6 Result Code:%7 Ticket Encryption Type:%8 Pre-Authentication
Rather look at the User Name and Supplied Realm Name fields, which identify the user who logged on and the user account's DNS suffix. W2k logs other instances of event ID 672 when a computer in the domain needs to authenticate to the DC typically when a workstation boots up or a server restarts. a computer account joins the domain using one DC. Event Id 675 Concepts to understand: What is Kerberos?
Stats Reported 7 years ago 3 Comments 5,633 Views Others from Security 680 529 675 537 673 861 560 577 See More IT's easier with help Join millions of IT pros Event Id 4771 Sometimes a logon fails not because of a bad password but because the user mistyped the username or tried to guess someone else's username. At the beginning of the day when a user sits down at his or her workstation and enters his domain username and password, the workstation contacts a local DC and requests Windows 2000 reports different account logon events depending on which authentication protocol the involved systems use for a given logon request.
Failure Code 23 means the user's password had expired. weblink Microsoft Corporation shall not be liable for any damages you may sustain by using this information, whether direct, indirect, special, incidental or consequential, even if it has been advised of the Computer generated kerberos events are always identifiable by the $ after the computer account's name. The User field for this event (and all other events in the Audit account logon event category) doesn't help you determine who the user was; the field always reads SYSTEM. Eventid 680
Some examples below (partly redacted for anonymity) Authentication Ticket Request: User Name: [email protected] Supplied Realm Name: XXXXX.XXX.XXXXX.XX.US User ID: - Service Name: krbtgt/ XXXXX.XXX.XXXXX.XX.US Service ID: - Ticket Options: 0x40810010 Result This documentation is archived and is not being maintained. Email Reset Password Cancel Need to recover your Spiceworks IT Desktop password? navigate here If the computer then tries to authenticate to another DC, it is not found there, resulting in this error code. •Also, make sure time synchronization between DCs is working well.
First, you'll see many system-to-system occurrences of this event, which you can recognize by looking for events in which the User Name is a computer account. (This situation occurs, for example, Event Id 4776 Event ID: 672 Source: Security Source: Security Type: Failure Audit Description:Authentication Ticket Request: User Name: [email protected] Supplied Realm Name: NOSUCHTHING.COM User ID: - Service Name: krbtgt/NOSUCHTHING.COM Service ID: - Ticket Options: If the username and password are correct and the user account passes status and restriction checks, the DC grants the TGT and logs event ID 672 (authentication ticket granted).
The User field for this event (and all other events in the Audit account logon event category) doesn't help you determine who the user was; the field always reads SYSTEM. This snap-in is a shortcut to the Security Settings portion of the Default Domain Controller Group Policy Object (GPO), which is linked to the Domain Controllers organizational unit (OU) in your This event records that a Kerberos TGT was granted, actual access will not occur until a service ticket is granted, which is audited by Event 673. his comment is here In this case, Windows 2000 logs event ID 677 (service ticket request failed) with a variety of failure codes depending on the situation.
The only time the DC actually verifies your password is when you initially log on at your workstation and the workstation requests your TGT. Be sure you understand event ID 672's relationship to event ID 673.