Archive for October, 2010

How to install and configure a graphical firewall client in Ubuntu 10.10

How to install and configure a graphical firewall client in Ubuntu 10.10

Like all Linux distributions, Ubuntu 10.10, aka, Maverick Meerkat, the latest version of the popular Linux distribution, ships with a firewall installed. The firewall is actually embedded in the kernel. In Ubuntu, the firewall’s original command line interface has been replaced by ufw, a more user-friendly command line script. Ufw, the Uncomplicated FireWall, has a graphical interface that is also […]

Guest session and guest user accounts in Ubuntu

Guest session and guest user accounts in Ubuntu

If you are reading this article on a Ubuntu-powered computer, odds are that it is your computer. Whether it is a notebook, netbook, or a standard desktop, it is your computer. Ok, it could be owned by another entity, but for simplicity’s sake, let us just say it is your computer. You log in with a username and password, and […]

Spice up Ubuntu 10.10 desktop with Cairo-Dock

Spice up Ubuntu 10.10 desktop with Cairo-Dock

Ubuntu 10.10, the latest edition of the popular Linux distribution, which was just reviewed here, ships with the same blank desktop that has come to identify the Ubuntu desktop. But you do not have to live with it. You can spice it up with a very simple and elegant application. You can go from the default desktop shown below, to […]

Ubuntu 10.10 review

Ubuntu 10.10 review

Ubuntu 10.10, aka Maverick Meerkat, is the latest stable release of the Debian-based Linux distribution. This is the second and the last release for the year. As is customary for Ubuntu, three editions were released: The Desktop, Netbook, and Server editions. This article offers a detailed review of the desktop edition. And as is the custom on this website, we […]

Ubuntu 10.10 manual disk partitioning guide

Ubuntu 10.10 manual disk partitioning guide

The installation program on Ubuntu desktop is pretty basic. It lacks the other features, like support for LVM, RAID, and full disk encryption, that the Ubuntu text installer edition has. By default, it creates just one partition onto which it installs everything. If you want to install Ubuntu on a disk with separate partitions for the major file systems, you […]

Voice Phishing: System to Trace Telephone Call Paths Across Multiple Networks Developed

Phishing scams are making the leap from email to the world’s voice systems, and a team of researchers in the Georgia Tech College of Computing has found a way to tag fraudulent calls with a digital “fingerprint” that will help separate legitimate calls from phone scams. Voice phishing (or “vishing”) has become much more prevalent with the advent of cellular […]

Blind Inventors Develop Free Software to Enable the Blind to Use Computers

For many blind people, computers are inaccessible. It can cost upwards of $1000 to purchase “screen reader” software, but two blind computer programmers have solved this problem. Queensland University of Technology (QUT) graduate James Teh and business partner Michael Curran developed a free, open-source program, called NVDA (NonVisual Desktop Access), which provides a synthetic voice to read the words on […]

How to manage disk encryption passphrases and key slots

How to manage disk encryption passphrases and key slots

Disk encryption is one method you may use to enhance the physical security rating of your computer. From my experience, it is rarely used, which is a shame because it is one of the most effective safeguards against unauthorized physical access to data stored on a computer. Disk encryption, which can be full disk, or per partition, may be configured […]

Sabayon 5.4 review

Sabayon 5.4 review

Sabayon 5.4, released at the end of last month (September, 2010), is the latest version of the Gentoo-based, multi-purpose Linux distribution. This is the third release this year. The other two releases, Sabayon 5.2 and 5.3 were released in March and June respectively. Going by the recent history of this distribution (there were four releases in 2009), do not be […]