diff --git a/docs/guides/smtp_configuration.md b/docs/guides/smtp_configuration.md
index 3b43c31..e4466f0 100644
--- a/docs/guides/smtp_configuration.md
+++ b/docs/guides/smtp_configuration.md
@@ -25,10 +25,10 @@ To specify your smtp, add the following lines inside the `web/opencve/conf/setti
 EMAIL_BACKEND = "django.core.mail.backends.smtp.EmailBackend"
 
 EMAIL_HOST = "smtp.example.com"
-EMAIL_HOST_USER = "user"
-EMAIL_HOST_PASSWORD = "password"
-EMAIL_PORT = 587
-EMAIL_USE_TLS = True
+EMAIL_HOST_USER = "user"         # Unauthenticated SMTP: Comment out variable or leave empty
+EMAIL_HOST_PASSWORD = "password" # Unauthenticated SMTP: Comment out variable or leave empty
+EMAIL_PORT = 587                 # Unauthenticated SMTP: Set to 25 (or custom port if necessary)
+EMAIL_USE_TLS = True             # Unauthenticated SMTP: Set to False
 
 DEFAULT_FROM_EMAIL = "OpenCVE.dev <no-reply@example.com>"
 ```
@@ -75,14 +75,15 @@ The SMTP configuration of the scheduler component can be set in the `scheduler/a
 web_base_url = <your_listening_ip or fqdn>
 
 # The SMTP server used to send the email notifications
+# All properties must remain present in config
 notification_smtp_host = smtp.example.com
-notification_smtp_user = user
-notification_smtp_password = password
+notification_smtp_user = user                  # Unauthenticated SMTP: Leave empty
+notification_smtp_password = password          # Unauthenticated SMTP: Leave empty
 notification_smtp_mail_from = john@example.com
-notification_smtp_port = 587
-notification_smtp_use_tls = True
+notification_smtp_port = 587                   # Unauthenticated SMTP: Set to 25 (or custom port if necessary)
+notification_smtp_use_tls = True               # Unauthenticated SMTP: Set to False
 notification_smtp_start_tls = False
-notification_smtp_validate_certs = True
+notification_smtp_validate_certs = True        # Unauthenticated SMTP: Set to False
 notification_smtp_timeout = 30
 ```