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How to configure Automatic Updates On Debian Wheezy

How to configure Automatic Updates On Debian Wheezy

This tutorial shows how to configure a Debian Wheezy system to have package updates installed automatically without user interaction. In addition to that I will show you what needs to be done to have the system email you about available updates on a daily basis.

Manage two factor authentication in your serverfarm with privacyIDEA easily

Manage two factor authentication in your serverfarm with privacyIDEA easily

In this howto I will show, how you can use a privacyIDEA installation to add two factor authentication for many of your servers in your serverfarm.

privacyIDEA is a modular solution for two factor authentication especially with OTP tokens. Due to the modular structure it can be quickly and easily adapted and enhanced. E.g. adding new token types is as simple as writing a new lean python module. You do not need to modify your network for privacyIDEA, it does not write to existing databases or user stores. It only needs read access to your user stores like LDAP, Active Directory, SQL, SCIM-service or flat files. privacyIDEA supports all usual push-button-tokens, OTP cards and smartphone apps.

Manage Linux Containers with Docker on Ubuntu

Manage Linux Containers with Docker on Ubuntu

This guide explains how to install Docker and manage virtual machines effectively. Docker is a Open Source Linux virtualistaion platform for developers and system administrators to build, deploy, and execute distributed applications easily. Docker consists of the Docker Engine, a light runtime and virtualisation layer, tools to package and version virtual machines similar to a sourcecode repository and Docker Hub, a service in the cloud to share applications and automate workflow. Docker allows applications quickly assembled from components and eliminates friction between development environments, quality control and production.

How To Get LTS updates for Debian 6 (Squeeze)

How To Get LTS updates for Debian 6 (Squeeze)

Debian Squeeze (6.0) is the so named "Old Stable" branch of Debian, the official support for this version ended in april 2014. Squeze is still used on many servers, so a group of Debian developers decided to provide security patches for a longer timespan for this release. These so called LTS updates (LTS = Long Term Support) are not available on the normal Debian update repository and not every user might be aware that he wont get these updates automatically. The following short guide explains how to enable the LTS repository and install the updates.

VNC Server Installation on CentOS 6.5

VNC Server Installation on CentOS 6.5

This guide explains how to configure VNC-server in CentOS 6.5 server. It is a very convinient way of administrating the CentOS 6.5 with the help of GUI(Graphics User Interface). The GUI can be access any where with the help of the VNC-client on any OS. The basic condition is that the connecting OS must have VNC-clients installed in it.

Two factor authentication with OTP using privacyIDEA and FreeRADIUS on CentOS

Two factor authentication with OTP using privacyIDEA and FreeRADIUS on CentOS

In this howto we will show, how you can set up a the two factor authentication and management system privacyIDEA on Cent OS 6.5. privacyIDEA is a system that can manage authentication devices - especially OTP tokens of any kind.

We will set up the system to be served via Apache2, store the token information in a MySQL database and provide authentication via FreeRADIUS server, thus being able to add two factor authentication to all services accessible via RADIUS like SSL VPNs and pam_radius.

Samba Server Install on Debian 7 (Wheezy)

Samba Server Install on Debian 7 (Wheezy)

This guide explains how to install and configure Samba server in Debian 7 with anonymous and secured samba servers. Samba is an Open Source/Free Software suite that provides seamless file and print services to SMB/CIFS clients. Samba is freely available, unlike other SMB/CIFS implementations, and allows for interoperability between Linux/Unix servers and Windows-based clients.

How to Install Wordpress on CentOS

How to Install Wordpress on CentOS

Wordpress is a fairly popular free open source website and blogging tool that works by using PHP and MySQL. In this tutorial, we shall learn the process of installing Wordpress on CentOS

How to import Howtoforge OVF and OVA Virtual Machine Images in VMware and Virtualbox

How to import Howtoforge OVF and OVA Virtual Machine Images in VMware and Virtualbox

This guide explains how to import virtual machine images in the vendor neutral OVF and OVA format into VMware and Virtualbox. I will use a ova image from howtoforge.com as example here. The vmware images from howtoforge can be used as basis for test and production servers.

Thunderbird Email Encryption with GnuPG2

Thunderbird Email Encryption with GnuPG2

This tutorial describes the configuration of Thunderbird and GnuPG2 to send and receive encrypted email.

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