Security Log Defined

The most comprehensive and best-organized resource for Windows security events and auditing on the web. Discover how events correlate using insertion strings and review the associated audit instructions.

Browse All Events Domain Group Changes Users Workstation Lock / Unlock Logon / Logoff

Event Log

The Security Log, in Microsoft Windows, is a log that contains records of login/logout activity or other security-related events specified by the system's audit policy. Windows records operating system activity in the Security Log.


We provide support for a broad range of error codes like your regular Windows errors, Task Scheduler Service, NTSTATUS errors, Windows Internet errors, STOP codes, BSOD errors, just to name a few.

Geo IP

Easily resolve, view threat intel and pinpoint the geographic location of an IP address. Information includes the country, city and hostname along with the latitude and longitude.

Audit Policy Compliance Validator

Check your audit settings now