# Event log

As of Flow 6.6, system security events will be logged and possible to view in the Windows Event Viewer.

A log, NCFLog, is created under Applications and Services Logs.

The following applications are supported:

* Flow Studio Application
* Client - Web Application and Mobile Applications (iOS, Android, UWP)
* Portal Application

![](https://3419513391-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LtPTgZOYmpJka4jqs1v%2F-M-oWq2Ej4uPnieA9PJY%2F-M-oWufje0BSeA79lE0N%2Fhelp_root_installation_eventlog1.png?alt=media\&token=d968d85b-fc1e-4181-8e2b-60c8f6c36fd0)

### Types of Events <a href="#types-of-events" id="types-of-events"></a>

The following types of events will be logged:

1. USER\_CREATED
   * Event Id - 1
   * Parameters: Login, Access Level, Type, Roles
2. USER\_UPDATED
   * Event Id - 2
   * Parameters: Login, Access Level, Type, Roles
3. USER\_DELETED
   * Event Id - 3
   * Parameters: Login
4. USER\_LOGGED\_IN
   * Event Id - 4
   * Parameters: Login
5. USER\_LOGGED\_OUT
   * Event Id - 5
   * Parameters: Login
6. ACCESS\_DENIED
   * Event Id - 6
   * Parameters: Login
7. DEVICE\_APPROVED
   * Event Id - 7
   * Parameters: Device Id, Device Name, Last user login
8. DEVICE\_BLOCKED
   * Event Id - 8
   * Parameters: Device Id, Device Name, Last user login
9. MENU\_CHANGE
   * Event Id - 9
   * Parameters: Menu name, Roles
10. ROLES\_CHANGE
    * Event Id - 10
    * Parameters: Login, Roles
11. PASSWORD\_CHANGE
    * Event Id - 11
    * Parameters: Login