Windows Security Log Event ID 641

641: Security Enabled Global Group Changed

On this page

• Description of this event
• Field level details
• Examples

Security global group changed.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 231273.

This event does include group member additions and deletions for which there are other event IDs.

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Description Fields in 641

• Target Account Name: %1
• Target Domain: %2
• Target Account ID: %3
• Caller User Name: %4
• Caller Domain: %5
• Caller Logon ID: %6
• Privileges: %7

Windows Server 2003 adds these fields:

• Changed Attributes:
• Sam Account Name: %8
• Sid History: %9

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