Event Details
Operating System->Microsoft Windows->Built-in logs->Windows 2008 or higher->Security Log->Policy Change->Authentication Policy Change->EventID 4718 - System security access was removed from an account.
EventID 4718 - System security access was removed from an account.
This event record indicates that logon rights (such as "Access this computer from the network" or "Logon as a service") were removed from a user account.

Access Right field contains a list of removed Logon Rights.
Refer to the link to learn about available Logon Rights

Find more information about this event on ultimatewindowssecurity.com.

Corresponding events on other OS versions:
Windows 2000, 2003
     Sample: 
    Log Name:      Security
Source:        Microsoft-Windows-Security-Auditing
Date:          10/28/2009 8:31:03 PM
Event ID:      4718
Task Category: Authentication Policy Change
Level:         Information
Keywords:      Audit Success
User:          N/A
Computer:      dcc1.Logistics.corp
Description:   
System security access was removed from an account.
Subject:
	Security ID:		S-1-5-21-1135140816-2109348461-2107143693-500
	Account Name:		ALebovsky
	Account Domain:		LOGISTICS
	Logon ID:		0x2a88a
Account Modified:
	Account Name:		S-1-5-21-1135140816-2109348461-2107143693-1152
Access Removed:
	Access Right:		SeServiceLogonRight
    Log Type: Windows Event Log
     Uniquely Identified By:
    Log Name: Security
    Filtering Field Equals to Value
    OSVersion Windows Vista (2008)
    Windows 7 (2008 R2)
    Windows 8 (2012)
    Windows 8.1 (2012 R2)
    Windows 10 (2016)
    Category Policy Change
    Source Microsoft-Windows-Security-Auditing
    TaskCategory Authentication Policy Change
    EventId 4718
    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
    Task Category A name for a subclass of events within the same Event Source. TaskCategory
    Level Warning, Information, Error, etc. Level
    Keywords Audit Success, Audit Failure, Classic, Connection etc. Keywords
    Category A name for an aggergative event class, corresponding to the similar ones present in Windows 2003 version. Category Account Logon
    Object Name -
    Whom -
    Object Type -
    Class Name -
    Security ID -
    Account Name -
    Account Domain -
    Subject: Security ID InsertionString1 S-1-5-21-1135140816-2109348461-2107143693-500
    Subject: Account Name InsertionString2 ALebovsky
    Subject: Account Domain InsertionString3 LOGISTICS
    Subject: Logon ID InsertionString4 0x2a88a
    Account Modified: Account Name InsertionString5 S-1-5-21-1135140816-2109348461-2107143693-1152
    Access Removed: Access Right InsertionString6 SeServiceLogonRight
    Comments
    You must be logged in to comment