Windows Security Log Event ID 668

668: Group Type Changed

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This event gets logged when scope or type of the "target" group is changed by the "caller" user.

Type:

AD has 2 types of groups: Security and Distribution. Distribution (security disabled) groups are for distribution lists in Exchange and cannot be assigned permissions or rights. Security (security enabled) groups can be used for permissions, rights and as distribution lists.

Scope:

AD has 3 scopes of groups: Local, Global, Universal. See knowledge base article 326265.

This event is logged only on Domain Controllers.

Free Security Log Quick Reference Chart

Description Fields in 668  Group Type Changed: %1  Target Account Name: %2  Target Domain: %3  Target Account ID: %4  Caller User Name: %5  Caller Domain: %6  Caller Logon ID: %7  Privileges: %8 Top 10 Events to Monitor Examples of 668 Group Type Changed: [type] [scope] Group Changed to [type] [scope] Group. Target Account Name:AccountStaff Target Domain:ELMW2 Target Account ID:ELMW2\AccountStaff Caller User Name:Administrator Caller Domain:ELMW2 Caller Logon ID:(0x0,0x14E0CE) Privileges:- Keep me up-to-date on the Windows Security Log. Email*: *We will NOT share this

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