Build your own office Mail Server

How I setup our small office Mail Server using Open Source software.  Why would you want to this?  If you’re like us a small IT shop always looking for ways to cut down operating costs then this tutorial is for you. If you have not done it yet login to

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How to install and setup OpenMediaVault NAS for TimeMachine and NFS storage

Before you throw away your old server you may be able to convert it to a NAS.  This is how I saved my workplace from having to buy commercial NAS by resurrecting an old Supermicro 1U server. This was formerly used as our Windows 2003 File & Print server. The

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Secure Fetchmail connections using Trusted certificates

Fetchmail offers a convenient way to pull emails from an external mail server.  But Fetchmail by default will connect using an insecure connection to correct this we will set up Fetchmail to connect using a Trusted certificate. If you were to setup Fetchmail to connect using a Trusted certificate without

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Installing IPCop as a Virtual Machine on Proxmox VE

Installing IPCop as a Virtual Machine on Proxmox VE How I  virtualized my IPCop installation on Proxmox VE hypervisor.  This how-to assumes you already have a running Proxmox VE host.  If you want to try  Proxmox VE click here.  Other requirements are, there needs to be two physical network cards

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Migrate VMware Virtual Machines to KVM Virtualization

I wanted to try Groundwork Community Edition but the download only provides a VM appliance built for VMware. So I need to first convert the vmdk files to qcow2 the growable file understood by QEMU. Migrate VMware Virtual Machines to KVM Virtualization These are the steps I took. You will

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Prevent root file system from getting full on a Proxmox VE host

Last week my Proxmox VE host root directory became full which prevented any backups from starting or launching a virtual machine console.  I had to find the file or directory consuming the most space.  From the Proxmox forum it was suggested to use a software called ncdu. Installing ncdu. apt-get

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Monitor your server stats using Monitorix

Monitorix is a free, open source, lightweight system monitoring tool.    A good way to monitor the health of your server is knowing its baseline operation measured daily, weekly, monthly and yearly. Monitor your server stats using Monitorix My install has been done on Debian 7 Wheezy this has also been

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CSF the user-friendly host-based firewall

CSF the user-friendly host-based firewall Is by far the easiest firewall script to date I have worked with which even comes with a Webmin module a web interface front-end to manage the firewall configuration.  If you’re serious about your server security then add another layer of defense by installing  the

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Secure your Virtualmin install

Secure your Virtualmin install After investing time to install and setup Virtualmin for web hosting I also wanted to make sure the server will be secure. These are the steps I took to secure my Virtualmin install.  My other guide which covers Virtualmin installation I also covered ways to increase

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How secure is your web server or your website?

Do you even know if your website has been compromised with a hidden backdoor which allows hackers to gain control?  Do you even know if your website harbors malicious code which could potentially infect anyone visiting your website? Based on this article the US leads in  hosting. Through the years

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Security News

Thu, Oct 30, 2014
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Global threat activity level

Global Internet threat activity
30 October, 2014

Medium threat activity

Increased attack rate of infections detected within the last 24 hours.

Latest infections:
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