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Basic Pleskian
- Server operating system version
- Ubuntu 22.04.3 LTS
- Plesk version and microupdate number
- Version 18.0.58 Update #2
I check this information in the email logs several times:
and so on, does anyone know how to solve it? I already have fail2ban activated but it's still there, is that normal?
| 2024-02-02 13:23:14 | WARNING | postfix/smtpd [3512567] | warning: unknown[IPXXXX]: SASL LOGIN authentication failed: authentication failure |
| 2024-02-02 13:23:14 | WARNING | plesk_saslauthd [3512587] | failed mail authentication attempt for user '[email protected]' (password len=9) |
| 2024-02-02 13:22:37 | WARNING | postfix/smtpd [3512567] | warning: unknown[IPXXXX]: SASL LOGIN authentication failed: authentication failure |
| 2024-02-02 13:22:37 | WARNING | plesk_saslauthd [3512569] | failed mail authentication attempt for user 'glendali' (password len=9) |
and so on, does anyone know how to solve it? I already have fail2ban activated but it's still there, is that normal?
