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Category: Tutorials/Tips

How to customize Linux Mint 15 Cinnamon

How to customize Linux Mint 15 Cinnamon

Summary: How to customize Linux Mint 15 Cinnamon by disabling the Hot corner and adding the Expo, Scale and Workspace switcher applets to the panel. Linux Mint 15 Cinnamon, ships with the latest version of the Cinnamon desktop environment. Like everything else, some users like Cinnamon, some others think its interface is outdated. I say, use anything you like. It’s […]

Disk encryption: This is why you should always use it

Disk encryption is one of those physical security features that determine whether I install a Linux distribution on any computer I use for serious computing. Whether it’s a server, notebook, ultrabook or any other type of *book, if it’s not a crash-and-burn unit, the hard disk drive (HDD) has to be encrypted. And no, it’s not because I have anything […]

tboot in Fedora 19: Don’t worry, it’s just a bug

tboot in Fedora 19: Don’t worry, it’s just a bug

After installing Fedora 19 beta and rebooting my test computer, I noticed that one of the options available in GRUB’s menu is tboot 1.7.0. Not sure what it’s for, I selected it and hit the Enter key. On the next GRUB screen, is the option to boot into Fedora GNU/Linux, with tboot 1.7.0. But what does tboot do? Well, one […]

3D printer software in Fedora 19

3D printer software in Fedora 19

Now that 3D printing is a hot topic in the DIY community, and those tend to favor free software principles, it’s only fair that 3D printer software should be readily available in your distribution’s repository. And actually, some of the most popular are Free Software. In the just-released Fedora 19 beta, three of those are available for installation. All you […]

Robert Kugler and Paypal’s bug bounty eligibility requirements

Robert Kugler and Paypal’s bug bounty eligibility requirements

For professional security researchers, participating in bug bounty programs is one means of earning money on the side. It is also the easiest means of building up street-cred. And many companies take advantage of their skills, recognizing that its either they find and fix bugs in their products first or the bad guys do and exploit them. For Black Hats, […]

2 productivity-boosting extensions for GNOME 3

2 productivity-boosting extensions for GNOME 3

Even with the latest version of GNOME 3 looking a whole lot better than earlier versions, I still find that it is not suitable for my daily desktop computing. But thanks to a couple of extensions, I can customize my GNOME 3 desktop to suite me, in a manner that makes for a more productive time in front of the […]

Install HY-D-V1 desktop on Ubuntu 13.04

Install HY-D-V1 desktop on Ubuntu 13.04

HY-D-V1 Desktop is a new desktop interface built atop GNOME 3 using a combination of Webkit, JavaScript, Python and HTML. It is the desktop environment on Hybryde Fusion, a Linux desktop distribution based on Ubuntu Desktop. See some screen shots here. Hybryde Fusion is the work of Larrieu Olivier, a French software developer. This tutorial shows how to install HY-D-V1 […]

Kali Linux ISO: Build a custom KDE image

Kali Linux ISO: Build a custom KDE image

Kali Linux is the latest incarnation of BackTrack Linux, a distribution designed for penetration testing and security professionals. The last edition of BackTrack was BackTrack 5 R3, with GNOME 2 and KDE installation images for 32- and 64-bit architectures made available for download. Released Kali Linux ISO image is for the GNOME 3 desktop, with a customized GNOME Shell. However, […]

Multiboot Linux distributions from one USB key

Multiboot Linux distributions from one USB key

Running a Linux distribution from a USB flash drive or USB key is now a common practice, but running more than one on the same USB key would be really cool. On any UNIX-like operating system, you can use the dd command to transfer an ISO installation image to a flash drive, but not multiple images. That is, setting up […]

4 gui applications for installing Linux from USB key

4 gui applications for installing Linux from USB key

The traditional and most common method of installing Linux is by burning the installation ISO image to a CD or DVD. But with many laptops, notebooks, ultra notebooks, subnotebooks shipping without an optical drive, installation via USB flash stick has become the most common method for installing Linux on these types of computers. That’s were a Linux USB installer come […]

Dual-boot Windows 7 and Kali Linux

Dual-boot Windows 7 and Kali Linux

This article is a step-by-step guide on how to dual-boot Windows 7 and Kali Linux on a single hard disk drive (HDD). Kali Linux is what used to be BackTrack Linux, a distribution designed for penetration testing and security professionals. It ships with about 300 penetration testing and hacking applications installed. While BackTrack is based on Ubuntu, Kali Linux is […]

Install Cinnamon on Kali Linux

Install Cinnamon on Kali Linux

Kali Linux is the next-generation edition of BackTrack. It is BackTrack reborn. However, unlike BackTrack, which has a GNOME 2 and KDE installation flavors, only a GNOME 3 edition of Kali Linux has been made available for download. This short tutorial shows how to install Cinnamon on Kali Linux. Though its build system makes it relatively easy to create a […]

How to install Software on Kali Linux

How to install Software on Kali Linux

Kali Linux is the next-generation edition of BackTrack. It is BackTrack reborn. If you’ve been using BackTrack, or you’re are thinking about using BackTrack, forget it. Kali Linux is what you want to be using. What’s the difference? BackTrack is based on an old edition of Ubuntu, while Kali is based on the latest edition of Debian. On the installation […]

How to deploy Piwik Web Analytics on OpenShift Online

How to deploy Piwik Web Analytics on OpenShift Online

Piwik Web Analytics is a Free Software traffic analytics application for Web publishers. If you have the resources to run your own, it is a good replacement for Google Analytics. It is a database-driven, PHP application that you can download and install on your Web hosting account. There is also a hosted service provided by Arvixe. If you have a […]

OpenShift Online: a non-developer’s guide

OpenShift Online: a non-developer’s guide

OpenShift is a Platform as a Service (PaaS) offering from Red Hat, Inc., and OpenShift Online is the hosted or cloud version of it. OpenShift Enterprise is the version that may be used by businesses to build private clouds. The software used to cobble the PaaS together is Free Software, so if you have the resources, you can grab it […]

9 Google Reader alternatives

9 Google Reader alternatives

The search for Google Reader alternatives is well underway – for those who do not have one already. This follows from Google’s latest announcement that the service will be shut down after July 1, 2013. Google Reader is a Google service I abandoned a few years ago after trying it out for about 2 months. It just didn’t fit the […]

Create a standard user account on Kali Linux

Create a standard user account on Kali Linux

Aside from being based on Debian rather than Ubuntu, another way that Kali Linux 1.0, the latest incarnation of BackTrack Linux 5, defers from BackTrack, is that the installer allows you to specify a password for the root system account. However, it does not allow you to create a standard user account. Which means that you can only log in […]

Dual-boot Windows 8 and Ubuntu 12.10 in UEFI mode

Dual-boot Windows 8 and Ubuntu 12.10 in UEFI mode

Dual-booting Windows 8 and a Linux distribution in UEFI or EFI-compatible mode can be a very frustrating and unpredictable adventure. You just never know how the system will boot or whether it will even boot at all. I have a computer that I built (assembled) using a motherboard with UEFI firmware. By default, it boots in Legacy mode. In that […]

Triple-boot Windows 7, Ubuntu 12.10 and Fedora 18 on one HDD

Triple-boot Windows 7, Ubuntu 12.10 and Fedora 18 on one HDD

To Triple-boot Windows 7, Ubuntu 12.10 and Fedora 18 on a single hard disk drive (HDD) presents a different set of challenges than dual-booting any two of the set on same HDD. This article presents a step-by-step guide of one method of how to install such a system. Note that with the cost of disk storage as low as it […]

Zap GPT data structures from a disk, while preserving existing MBR partitions

Zap GPT data structures from a disk, while preserving existing MBR partitions

Using GPT partitions, or a GPT partitioning scheme, takes care of the shortcomings of the MBR partitioning scheme. However, if you are not careful, it could make things difficult for you. But don’t point fingers at the technology itself. Back in November 2012, while attempting to dual-boot Ubuntu 12.10 and Windows 8 Pro on a solid state drive (SSD), I […]