Hi,
I try to secure servers as much as possible.
As our servers never host this services : PostgreSQL, mail boxes, DNS rules, windows file sharing and don't allow/need external connection to databases,
is it really ok to set all these rules ?
![[IMG]]()
POP3 (mail retrieval) server Deny incoming from all
![[IMG]]()
IMAP (mail retrieval) server...
Firewall secure rules
I try to secure servers as much as possible.
As our servers never host this services : PostgreSQL, mail boxes, DNS rules, windows file sharing and don't allow/need external connection to databases,
is it really ok to set all these rules ?
![[IMG]](http://178.170.124.13:8443/modules/firewall/images/rule-deny.png)
POP3 (mail retrieval) server Deny incoming from all IMAP (mail retrieval) server...Firewall secure rules