Install OSsec on Centos
1. Download Ossec : wget http://www.ossec.net/files/ossec-hids-2.7.tar.gz tar -zxvf ossec-hids-2.7.tar.gz cd ossec-hids-2.7 ./install.sh Controlling Service: /var/ossec/bin/ossec-control start /var/ossec/bin/ossec-control stop Edit Configuration File : vi /var/ossec/etc/ossec.conf Installing Agent: Authorizing Agents: /var/