Find out DNS Server Version With DNS Server Fingeprinting Tool

By hiding out DNS server version number you can improve server security. fpdns is a program that remotely determines DNS server versions. It does this by sending a series of borderline DNS queries which are compared against a table of responses and server versions. (just...

Linux Monitor hard disks temperature with hddtemp to save your data

The problem of cooling the computer is not new. The more powerful and faster computers become, the "hotter" they get. Coolers inside computer cases, video card and power supply units are quite common nowadays. However, hard disk has no additional means to cool them. Most...

SCO's Linux battle: Game over?

"A district court on Friday confirmed that Novell holds Unix and UnixWare copyrights that are at the focus of SCO's ongoing multi-billion dollar lawsuit against IBM. It is a far reaching ruling that enables Novell to force SCO to withdraw its suit against IBM and claim...

Linux configure point to point tunneling PPTP VPN client for Microsoft PPTP v...

With this tip you will be able to work from home using VPN and that too from Linux / FreeBSD system for the proprietary Microsoft Point-to-Point vpn server. Different organization uses different VPN connection options such as SSL, PPTP or IPSEC. When you need to access...

Pimp your shell prompt – Add colors and themes in Linux terminal

Most of us work with a shell prompt. By default most Linux distro displays hostname and current working directory as a prompt. You can easily customize your prompt to display information important to you. You change look and feel by adding colors. In this small howto I...

AcetoneISO to open, extract and browse ISO CD/DVD formats under Linux

AcetoneISO is the disk image emulator that mounts images of DVD and CD media. Both Mac OS X and Linux / other UNIX like oses can mount and use ISO images using loopback device. It is a DAEMON Tools (Microsoft Windows disk image) clone / emulator program with a lot more...

AcetoneISO to open, extract and browse ISO CD/DVD formats under Linux

AcetoneISO is the disk image emulator that mounts images of DVD and CD media. Both Mac OS X and Linux / other UNIX like oses can mount and use ISO images using loopback device. It is a DAEMON Tools (Microsoft Windows disk image) clone / emulator program with a lot more...

9 Tips to diagnose remote GNU/Linux server network connectivity issues

Many new admin or Linux users get frustrated when their remote Linux box is not accessible dues to network connectivity. In this article I will try to provide tools and information about how to diagnose network configurations. You can try these tips/tools to diagnose an...

9 Tips to diagnose remote GNU/Linux server network connectivity issues

Many new admin or Linux users get frustrated when their remote Linux box is not accessible dues to network connectivity. In this article I will try to provide tools and information about how to diagnose network configurations. You can try these tips/tools to diagnose an...

How to debug a Shell Script smartly

This article shows you how to write your shell scripts smartly to make them easier to test and debug. You can use traditional set command. There is drawback of using set command. Before moving a script to production environment you need to remove all debug lines. This tip...

Squid content filtering howto

For security and to save bandwidth you may wish to configure Squid proxy server to block content. You do not want users to download files having extension such as MP3 MPEG, MPG, AVG, EXE etc This tutorial explains simple but effect squid content filtering using access...

Protect Linux application against hackers, together with anti-virus protectio...

A Buffer overflows is a serious security problem. It allows an attacker to inject executable code of their choice into an already-running application. This ability to run arbitrary code at certain memory addresses is dangerous as attacker being able to execute...