Grsecurity® is an extensive security enhancement to the Linux kernel that defends against a wide range of security threats through intelligent access control, memory corruption-based exploit prevention, and a host of other system hardening that generally require no configuration. It has been actively developed and maintained for the past 15 years. Commercial support for grsecurity is available through Open Source Security, Inc.
This is a first in a series of posts based on my read of the potential of opensource. The first part gives an intro to what I mean by opensource projects, and why it has become more than just free code!
According to Canonical a parent organization behind Ubuntu, LivePatch on Kernel will help to resolve unwanted rebooting of system after patching.
The Canonical Livepatch Service enables you apply critical kernel security fixes to your Ubuntu 16.04 LTS system without rebooting. Available to all Ubuntu Advantage customers, the Canonical Livepatch Service reduces planned or unplanned downtime while maintaining compliance and security. Continue reading “Canonical Livepatch Service Apply critical kernel patches without rebooting.”
According to https://www.top500.org/ in June 2016 Linux family has gained the usage up to 99.4 % as Operating System for Super Computing platform or HPCC.
Before we start to configure ICINGA2 we need to ensure that LAMP is installed on our machine.
sed -i 's/SELINUX=enforcing/SELINUX=permissive/g' /etc/selinux/config reboot
Red Hat Enterprise Linux 7 / CentOS 7
rpm -ivh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm
Please go to your server root and open config.php to setup custom domain