NetAlertX/docs/SMTP.md

Use the GMX SMTP server

1. Go to your GMX account https://account.gmx.com
2. Under Security Options enable 2FA (Two-factor authentication)
3. Under Security Options generate an Application-specific password
4. Home -> Email Settings -> POP3 & IMAP -> Enable access to this account via POP3 and IMAP
5. In PiAlert specify these settings:

REPORT_MAIL=True
SMTP_SERVER='mail.gmx.com'
SMTP_PORT=465
SMTP_USER='gmx_email@gmx.com'
SMTP_PASS='<your Application-specific password>'
SMTP_SKIP_TLS=True
SMTP_FORCE_SSL=True
SMTP_SKIP_LOGIN=False
REPORT_FROM='gmx_email@gmx.com'
REPORT_TO='some_target_email@gmail.com'

Use the Gmail SMTP server

1. Create an app password by following the instructions from Google, you need to Enable 2FA for this to work. https://support.google.com/accounts/answer/185833

2. Specify the following settings:

    SMTP_SKIP_TLS=True
    SMTP_FORCE_SSL=True 
    SMTP_PORT=465
    SMTP_SERVER='smtp.gmail.com'
    SMTP_PASS='16-digit passcode from google'