Process blocking CentOS and flooding lan

[lightman47]

Don't run as root.

Disallow ssh connects as root in /etc/ssh/sshd_config. The default is yes. Change to

Code: Select all

PermitRootLogin no

Instead, ssh in as a user, then "su -" to root. (one step). Even better is to use certificates with no passwords (I failed at my attempt to do this though - could never get the cert to my iphone).

Keep an eye on /var/log/secure. And install/configure fail2ban - which will watch it with you!

[hunter86_bg]

Leave SELINUX in enfofcing mode. If you need to resolve SELINUX issue -> you can always use 'sealert' to diagnose and solve the iasue.