Enable TLS for Postfix on Ubuntu
Regarding the Postfix documentation, TLS support is turned off by default, so you can start using Postfix as soon as…
Install Ubuntu as Hyper-V Generation 2 Virtual Machine
In order to install Ubuntu as a Generation 2 Hyper-V virtual machine, you have to switch the Secure Boot Template…
Set up a SFTP Chroot Jail on Ubuntu
If you want to lock user’s they want to upload, download and edit files from a web root directory, so…
Set up Fail2ban on Ubuntu 20.04.3 LTS
In this post I want to show how to install and use Fail2Ban on Ubuntu. Fail2Ban is an intrusion prevention…
Set up ModSecurity (Libmodsecurity | ModSecurity v3 project) for Apache on Ubuntu
In this post I will install and configure Libmodsecurity which is a complete rewrite of the ModSecurity platform (aka ModSecurity…
Set up MediaWiki on Ubuntu 20.04.3 LTS
In this post I want to go through the separate steps to set up the open source software MediaWiki on…
Set up Apache Superset on Ubuntu using Docker Compose
In this post I will set up an Ubuntu 20.04.1 LTS VM in order to install Docker and Compose to…
Upgrade PostgreSQL from version 9 to 10 on Ubuntu
Determine actual version$ sudo -u postgres psql Exit withpostgres=# q First install new version To install the new version, I…
Set up a Central Log Server with Rsyslog on Ubuntu
In another post, I described how to set up a central log server with the syslog-ng daemon on FreeBSD, this…
Setup Postfix Mailserver with Dovecot and MySQL on Ubuntu 18.04.4 LTS Step by Step
Because of changing my hosting provider for my virtual machine and domains, I had to setup my postfix mailserver on…