ow do I keep my server/cloud computer powered by Debian Linux 9.x or 8.x current with the latest security updates automatically? Is there is a tool to update security patched automatically?
How do I install and configure monit to restart services such as Nginx/Apache/OpenVPN server when failed on Debian or Ubuntu Linux?
How do I use Tinc to create a mesh network of two different VPN on the same server? Is it possible to create multiple VPN tunnels between two hosts using tinc VPN software?
very serious security problem has been found in the Linux kernel called “The Stack Clash.” It can be exploited by attackers to corrupt memory and execute arbitrary code. An attacker could leverage this with another vulnerability to execute arbitrary code and gain administrative/root account privileges. How do I fix this problem on Linux?
use ansible-playbook to update my VMs and bare metal servers hosted in a remote data center. How do I tell, whether the Ubuntu Linux server requires a reboot using the command line over ssh based session?
hen I log in to my Ubuntu Linux 16.04 LTS AWS cloud server, I get the message on screen: /dev/xvda2 should be checked for errors
. I can not run fsck command on /dev/xvda1 because it is mounted. How do I check my disk for error without corrupting data?
ow do I upgrade my Debian 8 (Jessie) system to Debian 9 (Stretch) using command line over ssh based session?