Open Source Computing

Set Up DKIM For Multiple Domains On Postfix With dkim-milter 2.8.x (CentOS 5.3)

This tutorial shows how you can sign your email messages by using DKIM (DomainKeys Identified Mail) for multiple domains. Signing email allows the recipient of a message to confirm a message originated with the sender's domain and that the message content has not been altered.

Read more: http://www.howtoforge.com/set-up-dkim-for-multiple-domains-on-postfix-with-dkim-milter-2.8.x-centos-5.3

How To Set Up Software RAID1 On A Running LVM System (Incl. GRUB Configuration) (Debian Lenny)

This guide explains how to set up software RAID1 on an already running LVM system (Debian Lenny). The GRUB bootloader will be configured in such a way that the system will still be able to boot if one of the hard drives fails (no matter which one).

Read more: http://www.howtoforge.com/how-to-set-up-software-raid1-on-a-running-lvm-system-incl-grub-configuration-debian-lenny

Firewall Access Policy Rulesets, Part 4

This article continues the series of articles on Firewall Builder, a graphical firewall configuration and management tool that supports many Open Source firewall platforms as well as Cisco IOS access lists and Cisco ASA (PIX). This article continues with examples of Access Policy rules and demonstrates how IPv6 and mixed IPv4+IPv6 configurations can be built.

Read more: http://www.howtoforge.com/firewall-access-policy-rulesets-part-4

Magento 1.3.2.3 Installer For Ubuntu 9.04

This script automates the installation of Magento 1.3.2.3 on Ubuntu 9.0.4 Server and Desktop. Magento is an Open Source ecommerce web application.

Read more: http://www.howtoforge.com/magento-1.3.2.3-installer-for-ubuntu-9.04

The Perfect Server - CentOS 4.8 Server i386 [ISPConfig 2]

This tutorial shows how to set up a CentOS 4.8 server that offers all services needed by ISPs and web hosters: Apache web server (SSL-capable), Postfix mail server with SMTP-AUTH and TLS, BIND DNS server, Proftpd FTP server, MySQL server, Dovecot POP3/IMAP, Quota, Firewall, etc. This tutorial is written for the 32-bit version of CentOS 4.8, but should apply to the 64-bit version with very little modifications as well. In the end you should have a system that works reliably, and if you like you can install the free webhosting control panel ISPConfig (i.e., ISPConfig runs on it out of the box).

Read more: http://www.howtoforge.com/perfect-server-centos-4.8-i386-ispconfig-2

How To Set Up Apache2 With mod_fcgid And PHP5 On Debian Lenny

This tutorial describes how you can install Apache2 with mod_fcgid and PHP5 on Debian Lenny. mod_fcgid is a compatible alternative to the older mod_fastcgi. It lets you execute PHP scripts with the permissions of their owners instead of the Apache user.

Read more: http://www.howtoforge.com/how-to-set-up-apache2-with-mod_fcgid-and-php5-on-debian-lenny

Secure Your Wordpress Blog Administration With Two-Factor Authentication

Wordpress is a very popular blogging service. It was recently hit by a disturbing vulnerability that allowed attackers to reset the Administrator's password. While there is a patch for that vulnerability now, wouldn't it be best to not use static passwords? It is actually quite simple to add two-factor authentication to Wordpress.

Read more: http://www.howtoforge.com/secure-your-wordpress-blog-administration-with-two-factor-authentication

Installing Apache2 With PHP5 And MySQL Support On Debian Lenny (LAMP)

LAMP is short for Linux, Apache, MySQL, PHP. This tutorial shows how you can install an Apache2 webserver on a Debian Lenny server with PHP5 support (mod_php) and MySQL support.

Read more: http://www.howtoforge.com/installing-apache2-with-php5-and-mysql-support-on-debian-lenny-lamp