Event Details
User Activity->Logons->Failed Logons->Windows 2000-2003->EventID 675 - Pre-authentication failed
EventID 675 - Pre-authentication failed
 Sample: 
        Event Type:     Failure Audit
        Event Source:   Security
        Event Category: Account Logon
        Event ID:       675
        Date:           10/26/2009
        Time:           07:39:56
        User:           NT AUTHORITY\SYSTEM
        Computer:       DC1
        Description:
        Pre-authentication failed:
        User Name:	Paul
        User ID:		{S-1-5-21-184992632-1607737289-1287950321-1178}
        Service Name:	krbtgt/RESEARCH
        Pre-Authentication Type:	0x2
        Failure Code:	0x18
        Client Address:	127.0.0.1
Log Type: Windows Event Log
 Uniquely Identified By:
Log Name: Security
Filtering Field Equals to Value
OSVersion Windows 2000
Windows XP
Windows 2003
Category Account Logon
Source Security
EventId 675
Field Matching
FieldDescriptionStored inSample Value
When At what date and time a user activity originated in the system. DateTime 1/1/2000
Who Account or user name under which the activity occured. User Name Paul
What The type of activity occurred (e.g. Logon, Password Changed, etc.) "Kerberos Authentication" Kerberos Authentication
Where The name of the workstation/server where the activity was logged. Computer 10.10.10.10
Where From The name of the workstation/server where the activity was initiated from. Client Address 127.0.0.1
Severity Specify the seriousness of the event. "High" High
WhoDomain -
WhereDomain -
Result Successful or Failed. "Failed" Failed
Failure Reason Failure Reason - Bad user name or password, not enough privileges, etc. Failure Code 0x18
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