How To Configure The AIDE (Advanced Intrusion Detection Environment) File Integrity Scanner For Your Website

A file integrity scanner is something you need to have.  Imagine a hacker placing a backdoor on your web site, or changing your order form to email him a copy of everyone's credit card while leaving it appear to be functionally normally. By setting up daily reporting, this notifies you within, at most, 24 hours of when any file was changed, added, or removed.  It also helps establish an audit trail in the event your site is compromised. These instructions are designed for an end user, where you don't need to have root access, to implement and assumes your server has the aide binary installed.  Most hosts will have this installed already, or will install it for you upon request.

Adding Custom Certificates To CIITIX-WiFi

CIITIX-WiFi is a turnkey solution to your WiFi hotspot needs. Built onto the rock solid stable debian linux, setting up a secure (TTLS) WiFi hotspot is just a minute away. This guide shows how to set up an AAA server (authentication, authorization and accounting) with CIITIX-WiFi. CIITIX-WiFi comes with certificates valid till 2020 but  in case someone want to use their own certificates this tutorial can come in handy.

How To Change The Date And Time From The Console

This short tutorial explains how you can modify your system date and time from the console.

Flexnet License Monitoring With rrdtool

Some of you may know the commercial Flexnet Licencing Application (©Macrovision). It's a client-server based solution for managing the usage of socalled Flexnet-enabled applications. You can hold licenses of more than one product on one license-server. As you typically have to buy licenses and licenses can be expensive it would be nice to have a monitoring solution, to see the utilization of the precious licenses, wether they are underutilized (so money is wasted) or are always fully utilized (so that you can suspect that sometimes people can not do their work, or only delayed) which is also a waste of resources. As far as I know there are commercial applications for performing such reports, but again you have to spent money. Why not build a simple system yourself, which shows the actual and past usage in an "MRTG style"?

Ghosting The Machine

This is a short but potentially extremely handy guide to ghosting one Linux box to another (or simply making a full backup of a desktop/server). You might have a small office where you customise one desktop just how you like it and need to roll this out to N other PC's or simply want a backup of a server or desktop to another machine or even to an image file. The main tool here is netcat which is extremely powerful and has a multitude of other great uses that won't be covered here.

Install Linux Without Burning An ISO To CD/DVD - Use The ISO Downloaded To Your Hard Drive

I am describing here a method to install Linux without using a DVD ROM or CD Drive; I have checked it myself. There are many ways to do so you can install Linux by 1) booting from the network; 2) having an ISO image on your hard disk; 3) booting from USB; 4) installing a linux system from scratch by building your own.

Using eBox As A Gateway: Firewall, Traffic Shaping, HTTP Proxy And More

eBox Platform is the Linux small business server that allows you to manage all your network services like firewall, DHCP, DNS, VPN, proxy, IDS, mail, file and printer sharing, VoIP, IM and much more. These functionalities are tightly integrated, automating most tasks, avoiding mistakes and saving time for system administrators. This article will show you step by step how to use eBox as a Gateway, featuring network configuration, load balancing between two Internet connections with WAN failover and multigateway rules for policy routing, traffic shaping, DHCP and DNS cache for the LAN network and HTTP proxy with different content filtering policies and antivirus.

How To Set Up An AAA Server With CIITIX-WiFi

CIITIX-WiFi is a turnkey solution to your WiFi hotspot needs. Built onto the rock solid stable debian linux, setting up a secure (TTLS) WiFi hotspot is just a minute away. This guide shows how to set up an AAA server (authentication, authorization and accounting) with CIITIX-WiFi.

New Features In Firewall Builder 4.0

Firewall Builder 4.0 is a major upgrade, it adds many improvements across all components of the program. To name a few, it adds support for the high availability firewall configurations; improves the way generated script manages IP addresses and adds ability to manage VLAN, bridge and bonding interfaces; the GUI now has undo/redo facility of unlimited depth and can compile a single rule and immediately show the result. There are many other improvements and changes, all listed in the Firewall Builder 4.0 Release Notes.

Syslog Better Logging Tutorial

Syslog is a powerful tool, but only if you can actually use it. This guide will go over the basics of syslog and provide you with a much more powerful default configuration.