Hardening your PI: SSHD protection
Steps to take to protect an internet-facing Raspberry PI (or other Debian) from brute-force SSH logins from subnets Note: Fail2ban…
Linux
Zabbix monitoring
What is Zabbix monitoring? Zabbix is an enterprise-class open source distributed monitoring solution. Zabbix is software that monitors numerous parameters…
Fail2Ban setup on CentOS 7
I setup a CentOS 7 server recently, that regrettably needs open SSH to the outside world. As I don't dabble…
Setting up a firewall in Ubuntu
By far the most popular and easy to setup firewall for Ubuntu is UFW, which stands for the 'Uncomplicated FireWall'.…
Ubuntu 14.04 and up: Rename a volume group containing root
When checking my cloned Ubuntu 14.04 LTS VM, I noticed that it still contained the volume group name from the…
Setting up a static IP address or Wifi on Raspberry PI 2 B
Eth0 static IP address configuration On the latest version of Raspbian (in my case, Raspbian GNU/Linux 8), you should not use /etc/network/interfaces…
Gmail as relayhost for Postfix
I just installed a new Ubuntu 13.04 server and thought I'd look into using gmail as relayhost for Postfix instead…
Sharing Clementine song status in Empathy
Found this handy python script for sharing Clementine song status in Empathy..... regrettably it did not work on my Ubuntu…