News & Tutorials

A Kali Linux cryptsetup patch that can “nuke” an encrypted disk

A Kali Linux cryptsetup patch that can “nuke” an encrypted disk

A recent article titled Emergency Self Destruction of LUKS in Kali revealed an ongoing attempt to add a “nuke” option to cryptsetup, the utulity used to manage disk encryption. The idea is very simple. But before I get to the gist of the article, here’s how setting up full disk encryption protects your data from authorized unauthorized access. When a […]

A $204,000 data-privacy violation fine against a company worth $381 billion!

France has just handed out a fine against Google for failing to comply with the country’s Data Protection Act. What’s the fine amount? A measly USD $204,000 (€150,000)! That’s against a company whose market cap is more than USD $381 billion. At current share prices, that’s the equivalent of 178 Google shares. With a fine like that, no wonder Google […]

Light Table is now open source and hosted on GitHub

Light Table is an “interactive IDE that lets you modify running programs and embed anything from websites to games.” The entire code base has been released under the GNU General Public License and hosted on GitHub. From the official news release: … Light Table is taking a huge step forward – every bit of its code is now on Github […]

An attempt to dual-boot Ubuntu 13.10 and Windows 8 on a Lenovo IdeaCenter K450

An attempt to dual-boot Ubuntu 13.10 and Windows 8 on a Lenovo IdeaCenter K450

I had access to a friend’s store-bought (OEM) Windows 8 computer for just one day. The computer is a Lenovo model. Specifically the Lenovo IdeaCenter K450 with a Core i7 processor, 12 GB of RAM, and a 2 TB hard disk drive (HDD). Very powerful machine. It’s the first OEM Windows 8 machine that I’ve had access to, and so […]

How to build your own phone company with WebRTC and Node.js

How to build your own phone company with WebRTC and Node.js

I’m reposting this article because it’s very cool and anybody can try it and probably succeed on their first attempt. the title of the original article is Build your own phone company with WebRTC and a weekend. I added the Node.js part because it a core tool used to make the application happen. I intend to give this a try […]

Lenovo N308 All-in-One Android computer

The N308 All-in-One (AiO) is an Android computer from Lenovo. Call it the Android version of the Chromebase, an all-in-one unit from LG that’s powered by Google’s chrome OS. (See Chromebase: A Chrome OS All-in-One PC from LG due at CES 2014). The N308 will ship with Android Jelly Bean 4.2.2, with an NVIDIA® Tegra® 4 quad-core processor. And it […]

Transformer Book Duet offers Windows and Android in dual-boot mode

The Transformer Book Duet TD 300 is one of the major product announcements from ASUS at the ongoing International Consumer Electronics Show (CES) in Las Vegas, Nevada. It is a stylish and functional quad-mode notebook-cum-tablet computer that comes with both Windows 8.1 and Android 4.1. Users will be able to switch from one OS to the other just by pressing […]

Can hackers decrypt Target’s PIN data?

Can hackers decrypt Target’s PIN data?

One of the last major news stories of 2013 was the credit card breach at Target Brands, Inc. Hackers managed to steal the login credentials of 40 million of the company’s customers. But they did not just stop at usernames and passwords, they also grabbed the PIN numbers of debit card customers, PIN numbers that the company said are encrypted, […]

How to deploy OSSEC across a large network of systems from RPMs

How to deploy OSSEC across a large network of systems from RPMs

OSSEC is a Host-based Intrusion Detection System (HIDS). It is Free Software, made available under the GNU General Public License (version 2). It can do “log analysis, file integrity checking, Windows registry monitoring, centralized policy enforcement, rootkit detection, real-time alerting and active response.” When I was looking for a security solution for my Cloud servers, it was numero uno on […]

2014: Ringing it in by migrating from Apache to Nginx

2014: Ringing it in by migrating from Apache to Nginx

Happy new year everybody. 2013 was brutal, but I think 2014 will be much better. I’ve spent the past week moving this website from a provider based in the UK to one based in the US of A. Moving from a fully-managed provider to a self-managed system was not as easy as I thought, but the process is almost complete. […]

Whatever your stance on privacy, Edward Snowden has a Xmas message for you

Whatever your stance on privacy, Edward Snowden has a Xmas message for you

It’s a short and to-the-point Xmas message from Edward Snowden, the NSA whistleblower who is now living temporarily in Russia. It originally aired on BBC’s Channel 4. It won’t bore you. It will, hopefully, make you think a little harder about privacy. Enjoy! Ok, since the video is no longer available, here’s a transcript: Edward Snowden: Hi, and Merry Christmas. […]

Have a Happy Holidays and give GRUB a look to match your mood

Have a Happy Holidays and give GRUB a look to match your mood

Not too long ago, it was January, and in a few days, it will be another month of January. Time really does fly. But what can we do? Go with the flow and be grateful for all that life has brought our way. In that vein, I’d like to thank you and wish you Happy Holidays, if you contribute to […]

Jolicloud 2 offers a one-stop shop to your social and Cloud storage accounts

Jolicloud 2 offers a one-stop shop to your social and Cloud storage accounts

Jolicloud 2 will be the next version of Jolicloud, a Cloud service that aggregates all the popular and not-so popular Cloud services. It started life as Joli OS, a free operating system optimized for netbooks and other low-resource computers. Since then, it has evolved into a pure online service. Jolicloud, the company behind it, is based in Paris, France. Jolicloud […]

Fedora 20 E17, GNOME 3, LXDE and Xfce screen shots

Fedora 20 E17, GNOME 3, LXDE and Xfce screen shots

Fedora 20 has finally been released. It is code-named Heisenbug. As with each release, installation images for the major desktop environments, hardware platforms, and the Cloud, are accounted for. Aside from installation images for the GNOME 3 desktop, which is the main edition, installation images for KDE, MATE, LXDE and Xfce desktops are also available. Fans of the Cinnamon and […]

Chromebase: A Chrome OS All-in-One PC from LG due at CES 2014

Chromebase: A Chrome OS All-in-One PC from LG due at CES 2014

LG has just announced that Chromebase, an all-in-one computer that will be powered by Google Chrome OS, will be unveiled at next year’s International Consumer Electronics Show (CES). The computer will sport a 21.5-inch widescreen Full HD (1920 x 1080) IPS display, 4th-generation Intel® Celeron® processor, 2 GB of RAM, 16 GB iSSD, 1 HDMI-in, 3 USB 2.0 ports, 1 […]

Fedora 20 Cinnamon, KDE and MATE screen shots

Fedora 20 Cinnamon, KDE and MATE screen shots

Fedora 20 has finally been released. It is code-named Heisenbug. As with each release, installation images for the major desktop environments, hardware platforms, and the Cloud, are accounted for. Aside from installation images for the GNOME 3 desktop, installation images for KDE, MATE, LXDE and Xfce desktops are also available. Fans of the Cinnamon and E17 desktops have to install […]

GRUB Customizer 4 released. Install it on Ubuntu 13.10 and Linux Mint 16

GRUB Customizer 4 released. Install it on Ubuntu 13.10 and Linux Mint 16

GRUB Customizer 4.0 has been released. Install it on Ubuntu 13.10 and Linux Mint 16. GRUB Customizer is a graphical utility for managing GRUB 2, the boot loader used on most Linux distributions. For both experienced and new users, it can come in handy when and if you need to mess with GRUB. It is the work of Daniel Richter. […]

SteamOS Beta 1.0 is released

SteamOS Beta 1.0 is released

The first pre-stable edition of what will become SteamOS 1.0 has been released. That is SteamOS 1.0 Beta. But be warned, as this beta release is not like the releases of other Linux distributions. And that’s because unlike those other Linux distributions (yep, SteamOS is a Linux distribution), there is no ISO installation image that you can download and burn […]

The latest on GNOME Software from Fedora Rawhide

The latest on GNOME Software from Fedora Rawhide

GNOME Software is the built-in software management application on GNOME 3. It is a beautiful application. In the future, it might be all you need to install and manage applications on a GNOME 3 desktop. For now, it is a work in progress. Usable, but definitely not feature-complete. The distribution to use if you want to see how far it’s […]

Knock: A Linux kernel patch for NAT-compatible, stealthy port knocking

A Linux kernel patch that “implements a new NAT-compatible, TCP option for stealthy port knocking with a few new twists for improved security” has been released. Port knocking is a security implementation that’s designed to reduce the visibility of TCP servers on the network. A good port knock tool renders TCP servers stealthy, making them invisible to port scanners. The […]