HOWTO Setup Deny Hosts
emerge -vp openssh [ebuild R ] net-misc/openssh-4.7_p1-r1 USE="pam tcpd
emerge -vp denyhosts
rc-update add denyhosts default
vi /etc/denyhosts.conf
vi /etc/hosts.deny
/etc/init.d/denyhosts start
vi /etc/ssh/sshd_config
vi /etc/vsftpd/vsftpd.conf
vi /etc/syslog-ng/syslog-ng.conf
emerge -vp blockhosts