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Debian 6 is out

Feb 062011

The news of the day it’s that finally it’s been released the new stable version of Debian, release 6 code name Squeeze.

This is the official news from the Debian site.

After 24 months of constant development, the Debian Project is proud to present its new stable version 6.0 (code name “Squeeze”). Debian 6.0 is a free operating system, coming for the first time in two flavours. Alongside Debian GNU/Linux, Debian GNU/kFreeBSD is introduced with this version as a “technology preview”.

Debian 6.0 includes the KDE Plasma Desktop and Applications, the GNOME, Xfce, and LXDE desktop environments as well as all kinds of server applications. It also features compatibility with the FHS v2.3 and software developed for version 3.2 of the LSB.

Sometimes it can be useful with a simple CGI to show the contents of a directory, or run a command with some parameters.
If you are a programmer you probably will think at a elegant and practical solutions in Java, Ruby or PHP, but for a system administrator may be convenient to make a simple bash program, a language he’s using everyday.

Let’s see how to use the bash we use usually on the terminal in a CGI program. Continue reading »

12 open source books

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Feb 012011

Open source is very dedicated to sharing information, comparing and learning, then in this article i will recommend some readings of open books that you can download, read and if you want print freely.

The Cathedral and the Bazaar

Available in many languages; This is a great essay on the difference between the open source model of software development, and the closed source model employed by commercial software vendors. It is a great read that is as true as when it was written, to the present day today. Continue reading »

Notes from RH: Virtual Experience

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Jan 272011

Yesterday I followed the online event Virtual Experience, presented by Red Hat.

The event was presented in 4 main areas :Red Hat Enterprise 6, Cloud Computing, Virtualization and Jboss, for an idea of the sessions available take a look here.

I followed some of the sessions and from what I saw I had the impression that Cloud is the key word (or fashion) that is often repeated even in talks about other topics, RH surely is betting a lot there, but we are still in the early phases and there are enabling technologies, but the solutions must be built ad hoc on your infrastructure.

File Integrity Checkers and Rootkit Revealers for Gnu/Linux – Part 2

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Jan 252011

How to use Rkhunter, Chkrootkit, ClamAV, Afick

This is the second part of the article wrote by Angelo Fonseca on his blog.

Angelo it’s a Linux systema administrator expert in security issues, he’s also the founder of Linkedin group “GNU/Linux Security & Hardening”

I found it really interesting and so i’m really glad to propose this to all of you.

Introduction

In my previous post I talk about “File Integrity Checkers” and “Rootkit Revealers” for GNU/Linux.
Today, I’ll explain you how to “pratically” install and use them for checking your system and reveal security problems.

Read the full article here

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