Securing VPS/Servers

Patching OpenSSL for the Heartbleed Vulnerability A security vulnerability in OpenSSL dubbed Heartbleed has been found. This vulnerability was only...

How to use a GPG key for SSH authentication You may be familiar with public key authentication for Secure Shell...

Control Network Traffic with iptables iptables is an application that allows users to configure specific rules that will be enforced...

SSL Certificates with Apache on CentOS 7 This guide will show you how to enable SSL to secure websites served...

How to Upgrade to Ubuntu 14.04 LTS Deprecated This guide has been deprecated and is no longer being maintained. Ubuntu...

Configure a Firewall with Arno Iptables in Debian 5 (Lenny) Deprecated This guide has been deprecated and is no longer...

Use Public Key Authentication with SSH Password authentication is the default method most SSH clients use to authenticate with remote...

Updating Virtual Host Settings from Apache 2.2 to Apache 2.4 This guide explains the configuration changes needed to update a...

SSL Certificates with Apache on Debian & Ubuntu This guide will show you how to enable SSL to secure websites...

How to Upgrade to Debian 7 (Wheezy) Deprecated This guide has been deprecated and is no longer being maintained. Debian...