How to configure pam-radius for WiKID Two-factor Authentication on Centos 7

Securing SSH On Centos 7 With WiKID Two-Factor Authentication
SSH offers a highly secure channel for remote administration of servers. However, if you face an audit for regulatory or business requirements, such as Visa/Mastercard PCI, you need to be aw…

How To Install Nginx With PHP And MySQL (LEMP Stack) On CentOS 7

How To Install Nginx With PHP And MySQL (LEMP Stack) On CentOS 7
Nginx (pronounced “engine x”) is a free, open-source, high-performance HTTP server. Nginx is known for its stability, rich feature set, simple configuration, and low resource consumption….

Samba Server Installation and Configuration on CentOS 7

Samba Server Installation and Configuration on CentOS 7
This guide explains how to configure samba server on CentOS 7 with anonymous and secured samba servers. Samba is an Open Source/Free Software suite that provides seamless file and print servi…

Install Apache, PHP And MySQL On CentOS 7 (LAMP)

Install Apache, PHP And MySQL On CentOS 7 (LAMP)
This tutorial shows how you can install an Apache2 webserver on a CentOS 7.0 server with PHP5 support (mod_php) and MySQL support. LAMP is short for Linux, Apache, MySQL, PHP.

How to install the latest GIT version on CentOS

How to install the latest GIT version on CentOSGit is a fairly popular free open source distributed Version Control System (VCS) expressly designed to tackle projects of varying scales (from the small ones to the significantly large ones)with incredibl…

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 authe…

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

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.

Installing Virtualizor on CentOS 6.5 with RAID1

Installing Virtualizor on CentOS 6.5 with RAID1
This guide covers installing the Virtualizor control panel on CentOS 6.5 with RAID1.

Install ownCloud with SSL and Nginx in CentOS 6.5

Install ownCloud with SSL and Nginx in CentOS 6.5
CentOS has upgraded a lot packages, and the post that I’ve wrote 1 year ago no longer works in CentOS 6.5 updated up-to-date. I did a research and it looks like this will be the first tutorial in 2014 h…

Samba Server Configuration in CentOS 6.5

Samba Server Configuration in CentOS 6.5
This guide explains how to configure samba server in CentOS 6.5 with anonymous & secured samba servers. Samba is an Open Source/Free Software suite that provides seamless file and print services to SMB/CIFS…

How To Install Nginx With PHP5 (And PHP-FPM) And MySQL Support On CentOS 6.5

How To Install Nginx With PHP5 (And PHP-FPM) And MySQL Support On CentOS 6.5
Nginx(pronounced “engine x”) is a free, open-source, high-performance HTTP server. Nginx is known for its stability, rich feature set, simple configuration, and low resource c…

Howto add two factor authentication to OTRS with privacyIDEA

Howto add two factor authentication to OTRS with privacyIDEA
In this howto we will show, how easy it is to add two factor authentication with OTP token to OTRS. This is done for the support agents to protect support cases and customer data against atta…

Installing Guest Additions And Mounting Shared Folders In Virtualbox Virtual Machines In PHPVirtualbox

Installing Guest Additions And Mounting Shared Folders In Virtualbox Virtual Machines In PHPVirtualbox   
In this tutorial I will introduce some tips & tricks while using the phpvirtualbox. These tricks make phpvirtualbox functional…

How to find out if your server is affected from Openssl Heartbleed vulnerability (CVE-2014-0160) and how to fix that

How to find out if your server is affected from Openssl Heartbleed vulnerability (CVE-2014-0160) and how to fix that
A severe vulnerability in OpenSSL has been found, the vulnerability is named Heartbleed and affects the heartbeat implementation in Ope…

Securing SSH On Redhat/Centos With WiKID Two-Factor Authentication

Securing SSH On Ubuntu With WiKID Two-Factor Authentication
SSH offers a highly secure channel for remote administration of servers. However, if you face an audit for regulatory or business requirements, such as Visa/Mastercard PCI, you need to be awar…

Improve Spam abuse protection in dovecot by restricting access to mail accounts by IP address (e. g. with ISPConfig 3)

Improve Spam abuse protection in dovecot by restricting access to mail accounts by IP address (e. g. with ISPConfig 3)
This howto will show you how to add ip restrictions to single mail accounts when using dovecot with MySQL.
This is especially useful …

Install Apache2, PHP5 And MySQL Support On CentOS 6.5 (LAMP)

Install Apache2, PHP5 And MySQL Support On CentOS 6.5 (LAMP)
LAMP is short for Linux, Apache, MySQL, PHP. This tutorial shows how you can install an Apache2 webserver on a CentOS 6.4 server with PHP5 support (mod_php) and MySQL support.

Data recovery from accidentally deleted files or crashed drives in Redhat, CentOS and Fedora Linux

Data recovery from accidentally deleted files or crashed drives in Redhat, CentOS and Fedora Linux
This tutorial will help you to recover data from accidentally deleted data from Linux-file systems. This is a very drastic mistake by any user/admin whic…

Script for converting Outlook pst to Thunderbird/Evolution compatible format on Linux

Script for converting Outlook pst to Thunderbird/Evolution compatible format on Linux
This tutorial will show how to convert Outlook PST into Thunderbird/Evolution compatible SBD format. For this  I have created a script for the conversion format….