Monitor unlimited number of servers
Filter log events
Create email and web-based reports

Direct access to Microsoft articles
Customized keywords for major search engines
Access to premium content

Event ID: 520 Source: Security

The system time was changed.
Process ID: <PID>
Process Name: <proccess>
Primary User Name: <primary user name>
Primary Domain: <primary domain>
Primary Logon ID: <primary logon ID>
Client User Name: <client user name>
Client Domain: <client domain>
Client Logon ID: <client logon ID>
Previous Time: <time> <date>
New Time: <time> <date>.
As per Microsoft: "The computer's clock was changed. It might have been synchronized with a time server on the Internet or an intranet, or a user might have manually set the system time. This message is logged for informational purposes only". See MSW2KDB for additional information about this event.

From a newsgroup post: "This event is due to the timesync feature within XP. Many of the success messages are just informative, logging that something which should happen did happen".

Windows Event Log Analysis Splunk App

Build a great reporting interface using Splunk, one of the leaders in the Security Information and Event Management (SIEM) field, linking the collected Windows events to



Cisco ASA Log Analyzer Splunk App

Obtain enhanced visibility into Cisco ASA firewall logs using the free Firegen for Cisco ASA Splunk App. Take advantage of dashboards built to optimize the threat analysis process.