The following table outlines the limits on both inbound and outbound messages.

Message Limits

Per Message
  • Trend Micro Email Security Standard license: 50 MB
  • Trend Micro Email Security Advanced license: 150 MB
Number of recipients
  • Inbound message: 500 recipients
  • Outbound message: 500 recipients
The following table details the limits on End User Console settings.

End User Console Limits

Per Seat
Approved sender list entries
500 entries
Blocked sender list entries
500 entries
Retention period for quarantined messages
30 days
The following table shows message retention information.

Retention Schedule

Retention Period
Quarantined email messages (all regions)
30 days
Message tracking information
90 days
Message queue when customer MTA is unavailable
Up to 10 days