Linux-Tip News

We are proud to present Linux-Tip Europe. This page is designed to provide the Linux users community (not only in Europe) with news and articles that are of interest to them. It works by allowing members of the community to submit news and articles relating to Linux hardware and software. This same community can then decide what tips should be promoted based on what they consider to be the most important or interesting to the community by voting stories up and down. Stories that receive enough votes are promoted to the Linux-Tip Europe homepage. Bookmark and Share
 
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Forensic investigation using free Linux tools
Saturday, 06 December 2008
Here is a scenario you can think about. An administrator of a company has been accused of hoarding illegal material of questionable moral content on his company network system. You have been called upon to examine the suspect server and unearth evidence related to the said illegal material. Your boss has told you that you are not allowed to shutdown the server. Unfortunately no additional money is available to buy forensic tools or equipment.  In this workshop we will explain, how to use free forensic tools to investigate such cases.
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Set up a SSH-based point to point connection
Sunday, 30 November 2008
OpenSSH version 4.3 introduced a new feature: the ability to create on-the-fly "Virtual Private Networks" via the tunnel driver (the so-called "tun" driver). This allows you to create a network interface that bridges two physically disparate network segments in different locations. This article explains how to use SSH to set up SSH-based point to point connections with OpenSuse 11.0 which can then be used to create routes that create virtual private networks.
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Trick: Speed up your Internet access using Squid's refresh patterns
Friday, 21 November 2008

Bandwidth limitation is still a problem for a lot of people who connect to the Internet. You can improve your available bandwidth by installing Squid caching proxy server on your network with configuration parameters that will increase your byte hit rate, giving you about 30-60% more bandwidth.

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Using commercial tools in Backtrack 3
Sunday, 02 November 2008
In a previous article Linux-Tip explained how to install the current release (Backtrack 3 Final) in a virtual environment using VMWare. The goal was to run Backtrack 3 from the hard disk connected to a Wireless USB Adapter and to use the tool Kismet. It further explains how to collect valid wireless networks and to display them on Google Earth’s worldwide map system.
In this article we’ll show how to add  Nessus and to use the already integrated SAINT vulnerability scanner and Maltego.  We’ll update Fast-Track and will show how to use the web-based interface.
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Tip: Preventing MySQL Injection Attacks With GreenSQL
Sunday, 02 November 2008
GreenSQL (or greensql-fw) is a firewall for MySQL databases that filters SQL injection attacks. It works as a reverse proxy, i.e., it takes the SQL queries, checks them, passes them on to the MySQL database and delivers back the result from the MySQL database. It comes with a web interface (called greensql-console) so that you can manage GreenSQL through a web browser. This guide shows how you can install GreenSQL and its web interface on a Debian Etch server. I do not issue any guarantee that this will work for you!
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Trick: How To Install VMware Server 2 On An Ubuntu 8.04 Desktop
Tuesday, 07 October 2008
This tutorial provides step-by-step instructions on how to install VMware Server 2 on an Ubuntu 8.04 desktop system. With VMware Server you can create and run guest operating systems ("virtual machines") such as Linux, Windows, FreeBSD, etc. under a host operating system. This has the benefit that you can run multiple operating systems on the same hardware which saves a lot of money, and you can move virtual machines from one VMware Server to the next one (or to a system that has the VMware Player which is also free).
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