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Exchange Online Management Practices

Transport Rules​

Auto-Add Disclaimer​

# Connect to Exchange Online
Connect-ExchangeOnline

# Create disclaimer rule
New-TransportRule -Name "Email Disclaimer" `
  -FromScope InOrganization `
  -SentToScope NotInOrganization `
  -ApplyHtmlDisclaimerText "<p>This email is confidential.</p>" `
  -ApplyHtmlDisclaimerLocation Append

Anti-Spam Configuration​

# Get anti-spam policy
Get-HostedContentFilterPolicy | Format-List Name, SpamAction, HighConfidenceSpamAction

# Update policy
Set-HostedContentFilterPolicy -Identity "Default" `
  -SpamAction MoveToJmf `
  -HighConfidenceSpamAction Quarantine `
  -BulkThreshold 6

Message Tracking​

# Track message by sender
Get-MessageTrace -SenderAddress user@contoso.com -StartDate (Get-Date).AddDays(-7) -EndDate (Get-Date) | Format-Table Received, SenderAddress, RecipientAddress, Subject, Status

# Get detailed trace
Get-MessageTraceDetail -MessageTraceId <ID> -RecipientAddress recipient@example.com | Format-List

Next Steps​