Configure an SMTP Server

  1. In Tenable Nessus, in the top navigation bar, click Settings.

    The About page appears.

  2. In the left navigation bar, click SMTP Server.

    The SMTP Server page appears.

  3. Configure the settings as necessary.

    Setting Description
    Host The SMTP server host.
    Port The SMTP server port.
    From (sender email) The email address that shows as the sender in the scan results email.
    Encryption

    The email encryption type:

    • No Encryption — Tenable Nessus does not encrypt the email.

    • Force SSL — Tenable Nessus forces SSL encryption for the email.

    • Force TLS — Tenable Nessus forces TLS encryption for the email.

    • Use TLS if available — Tenable Nessus uses TLS encryption if the receiving server is compatible.
    Hostname (for email links) The hostname that shows for the sender host and port in the email.
    Auth Method

    The authentication method Nessus uses to connect to the STMP server:

    • NONE — Tenable Nessus does not authenticate the connection.

    • PLAIN — Tenable Nessus secures the connection with plain (username/password) authentication.

    • LOGIN — Tenable Nessus secures the connection with login authentication.

    • NTLM — Tenable Nessus secures the connection with NTLM authentication.

    • CRAM-MD5 — Tenable Nessus secures the connection with CRAM-MD5 authentication.

  4. Click the Save button.

    Tenable Nessus saves the SMTP server.