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Atmail Email Server Secuirty (Exim SMTP + Procmail POP3/IMAP + SCAMP ) CentOS 6

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Notes: the following will be done to an existing CentOS/RHCE…

atmail mailserver debugging ( exim , dovecot )

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debug / logging for the SMTP server (exim) note: debugs to stdout…

Scrollout F1 email gateway Server Security ( post-installation ) ( fail2ban ) Prevent bruteforcing

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Prevent Brute-forcing of logins install fail2ban [crayon-58da87326cfe6856913953/] create…