## SecurityOptions enumeration

Security mode for a mail client

## Members
| Member name | Description |
| :- | :- |
|NONE|Connection is not secured.|
|SSL_EXPLICIT|Uses the STARTTLS command to start SSL/TLS connection.|
|SSL_IMPLICIT|Establishes a SSL/TLS connection first.|
|SSL_AUTO|Uses SSL/TLS implicit or SSL/TLS explicit mode automatically.|
|AUTO|Auto selection mode|

### See Also

* namespace [aspose.email.clients](/email/python-net/aspose.email.clients/)
* assembly [Aspose.Email](/email/python-net/)