This article is a follow up to our previous article Postfix Brute Force Prevention. If you are running Fail2ban on Debian or Ubuntu Server as described in our previous article, then you are aware that you will receive an email every time the Fail2ban service is stopped, started or restarted. While we would certainly like… Read More
In this article we are going to show you how to create a Debian Server Virtual Machine Template based on the work of Thomas Liske over at Templating Debian GNU/Linux. While our process is primarily based on Thomas’s work, we have opted to go the bash scripting route instead of installing the ovfdep tool. It… Read More
If you are running a mail server based on Postfix, than chances are good that at least once someone has tried to brute force a login to your server. Recently, we were involved in a complete server rebuild for a client moving from Ubuntu to Debian. Part of this build required locking down Postfix to… Read More
PuTTYtray is an improved version of PuTTY an SSH and telnet client, developed originally by Simon Tatham for the Windows platform and now available on Unix platforms, along with an xterm terminal emulator. It features some cosmetic changes, and a number of addons to make it more useful and much more fun to use. PuTTYtray… Read More
Over the past few months while testing some new servers running Ubuntu 16.04 LTS, we noticed that the Dynamic MOTD system seems to be outdated or completely broken when logging in via ssh. While this is a minor annoyance, it needed to be fixed. Initially we referenced our previous article Ubuntu 14.04 Outdated MOTD as… Read More
As was the case in our previous article Allow root SSH on Ubuntu 14.04, after installing a fresh new copy of Ubuntu 16.04 LTS, we found that once again (for better security) root ssh access was set to without-password by default . What that means to you is that if you are trying to ssh… Read More
Are you running a Zentyal Server on your network? Do you have a need for a MySQL Server? You are in luck. If you are using Zentyal version 3.2 or newer, then you may not have realized that you already have a working MySQL Server installation. For the purpose of this article, we will be… Read More
If you are using Hyper-V and running a Zentyal 4 guest, you may not be aware that Microsoft provides Linux Integration Services (LIS), which are basically Microsoft’s version of VMware Tools. In this article we will detail how to enable LIS on our Zentyal 4.2 virtual machine. The first step is to edit the “modules”… Read More
DomainMOD is an open source application written in PHP & MySQL used to manage your domains and other internet assets in a central location. DomainMOD also includes a Data Warehouse framework that allows you to import your web server data so that you can view, export, and report on your live data. Currently the Data… Read More
Caddy is a web server like Apache, nginx, or lighttpd, but with different goals, features, and advantages. The purpose of Caddy is to streamline an authentic web development, deployment, and hosting workflow so that anyone can host their own web sites without requiring special technical knowledge. Caddy is also the first and only web server… Read More