Linux kernel LSM and NSA's selinux project if researched/explored well enough can give a great level of security. I'm using selinux in several servers and I almost stopped caring about outdated software.
Someone made a mistake, and left our router wide open, pointing all ports to a SCO 6.0.0 system.
Within 24 hours, the following happened.
The contents of all the files (except tar files) in three directories, one directory on each of three different file systems, were replaced with nulls. None... (3 Replies)
There is a recent case whereby it was reported that one of the production servers was hacked on port 1521. However, I am not sure how this was possible, as I checked that the OS firewall (iptables) is on :
# /etc/init.d/iptables status
Chain PREROUTING (policy ACCEPT)
num ... (7 Replies)
i think someone has hacked my server, the following rules used to come which i haven't put. Please help me i couldnt find out how this rules are apply,
i think someone has put an script which generates enables the rules.
But after restarting the iptables everything seems to be working... (0 Replies)