breaking up services documentation into documentation files related to service groups

docs/services/security.md

@@ -0,0 +1,14 @@
+# Security Services
+
+* Table of Contents
+{:toc}
+
+## Overview
+
+The security services offer a wide variety of protocols capable of satisfying the most use cases available. Security services such as IP security protocols, for providing security at the IP layer, as well as the suite of protocols designed to provide that security, through authentication and encryption of IP network packets. Virtual Private Networks (VPNs) and Firewalls are also available for use to the user.
+
+## Installation
+
+```shell
+sudo apt-get install ipsec-tools racoon openvpn
+```