To check if TLS connection type was used:

1. Log in to the Trend Micro Email Security web console.
2. Go to Logs > Mail Tracking.
3. Do one of the following:
   • Under the Sender IP Column, the "TLS" tag will be seen for emails was sent using TLS.

     

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   • Click the timestamp of the email, navigate to the Actions section to check if the email was sent via TLS.

     

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