Windows Security Log Event ID 4803

Operating Systems Windows 2008 R2 and 7
Windows 2012 R2 and 8.1
Windows 2016 and 10
Category
 • Subcategory
Logon/Logoff
 • Other Logon/Logoff Events
Type Success
Corresponding events
in Windows 2003
and before
 
Discussions on Event ID 4803
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4803: The screen saver was dismissed

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When a user unlocks his workstation you will see this event.

To find out when the screen saver previously kicked in look backwards in time for for event ID 4802.

There is a relationship between this event and 4800/4801 (workstation unlocked).  For Interactive logons you may see this event or 4801. See event ID 4802 for an explanation of the sequence.

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Description Fields in 4803

Subject:

The user and logon session involved.

  • Security ID:  The SID of the account.
  • Account Name: The account logon name.
  • Account Domain: The domain or - in the case of local accounts - computer name.
  • Logon ID is a semi-unique (unique between reboots) number that identifies the logon session.  Logon ID allows you to correlate backwards to the logon event (4624) as well as with other events logged during the same logon session.
  • Session ID: ID number of the desktop session

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Examples of 4803

The screen saver was invoked.

Subject:

   Security ID:  WIN-R9H529RIO4Y\Administrator
   Account Name:  Administrator
   Account Domain:  WIN-R9H529RIO4Y
   Logon ID:  0x192a4
   Session ID: 1

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