Event Details
Operating System->Microsoft Windows->Built-in logs->Windows 2000-2003->Security Log->Account Logon->EventID 674 - Service Ticket Renewed [Win 2003]
EventID 674 - Service Ticket Renewed [Win 2003]
Indicates automatic AS (Authentification Server) ticket or TGS (Ticket Granting Server) ticket renewal . 

Note: There is no Failure Audit form of this audit event record. 

Some fields provide codes as values. Refer to the following link in order to see human-readable descriptions:
Find more information about this event on ultimatewindowssecurity.com. 

Corresponding events on other OS versions:

Windows 2000
Windows 2008
        Event Type:     Success Audit
        Event Source:   Security
        Event Category: Account Logon
        Event ID:       674
        Date:           11/13/2009
        Time:           11:32:59
        User:           NT AUTHORITY\SYSTEM
        Computer:       DC1
        Service Ticket Renewed:
        User Name:		Paul@RESEARCH.CORP
        User Domain:	RESEARCH.CORP
        Service Name:		krbtgt
        Service ID:		%{S-1-5-21-746137067-343818398-839522115-502}
        Ticket Options:		0x40810010
        Ticket Encryption Type:	0x17
        Client Address:
Log Type: Windows Event Log
 Uniquely Identified By:
Log Name: Security
Filtering Field Equals to Value
OSVersion Windows 2003
Category Account Logon
Source Security
EventId 674
Field Matching
FieldDescriptionStored inSample Value
DateTime Date/Time of event origination in GMT format. DateTime 10.10.2000 19:00:00
Source Name of an Application or System Service originating the event. Source Security
Type Warning, Information, Error, Success, Failure, etc. Type Success
User Domain\Account name of user/service/computer initiating event. User RESEARCH\Alebovsky
Computer Name of server workstation where event was logged. Computer DC1
EventID Numerical ID of event. Unique within one Event Source. EventId 576
Description The entire unparsed event message. Description Special privileges assigned to new logon.
Log Name The name of the event log (e.g. Application, Security, System, etc.) LogName Security
Category A name for a subclass of events within the same Event Source. Category Logon/Logoff
User Name Account name of the user/computer requesting the ticket InsertionString1 Paul@RESEARCH.CORP
User Domain User/computer account's DNS suffix InsertionString2 RESEARCH.CORP
Service Name The service to which access was requested or the service that issued the ticket. InsertionString3 krbtgt
Service ID The account name of the service in the following format: domain name\service account name InsertionString4 %{S-1-5-21-746137067-343818398-839522115-502}
Ticket Options A hexadecimal number representing the Key Distribution Center (KDC) Option flags that were used or requested when the ticket was issued. KDC Option flags include information such as whether a ticket can be forwarded or renewed. The number in the Ticket Options field is a bit mask. InsertionString5 0x40810010
Ticket Encryption Type The code for the Kerberos encryption type (etype) used on the ticket request. Please find the code descriptions here. InsertionString6 0x17
Client Address IP address of the workstation from which the user logged on. InsertionString7
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