Tips, Tricks, Gadgets, and Gizmos.

Computers are an evolving technology with new software and hardware capabilities being introduced almost daily. It's hard to keep up with all these new ideas, so we post the latest news, useful tips and tricks, and industry trends right here!

Net Neutrality: U.S. court rules against FCC

April 6th, 2010

You may or may not be aware, but the Federal Communications Commission has been embroiled in legal proceedings to prevent Internet providers like Comcast from throttling network bandwidth.  Today, US courts denied the citizens of the US the right to equal treatment by internet providers.  While this particular legal battle surrounded the use of bit torrent technology, the scope of the court decision is far-reaching.

With the help of the  latest court decision, Internet providers can legally throttle bandwidth on their networks based on the type of traffic being used.  Not only that, but they can provide priority service to customers who pay more money.  What this means, is that a company can pay more money for service, and effectively steal the service you have paid for — your Internet connection will be throttled so that a higher paying company can use your bandwidth!

While this all sounds very disturbing, the FCC isn’t quite finished yet.  Comcast may have shot themselves in the foot; it is very likely that the FCC will now reclassify broadband as a telecommunications service.  This will give them legal authority to regulate broadband service.  For the sake of the entire US, let’s hope they do just that.

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Freebies : Ten No-Cost Software Packages for a Tight Budget

April 1st, 2010

So you just spent all your savings on a fancy new computer, but you don’t have anything left for software.  Prices on commercial software can be downright scary, particularly if you need something specialized.  Often times, the cost of the software exceeds the cost of the entire computer; but you need not fret!  There are a broad range of free and open-source alternatives to popular commercial software, and today I’m going to list a few of my favorites.

Operating System

Ubuntu Linux

It used to be that Linux was for a niche group of techies and computer geeks, but those times have long-passed.  The latest distributions of Linux include streamlined graphical user interfaces like Gnome and KDE, and are generally much more user-friendly.  Ubuntu has established a solid #1 spot on the list of Linux distributions.  It has an intuitive interface and some very nifty tools for maintaining updates and installing software.  In terms of software availability, virtually everything you can do on Windows you can also do on Linux, and with the introduction of virtualization you can run Windows inside of Linux.  Combine it’s ease-of-use with the speed, stability, and security of Linux and you have a solid candidate for a great operating system.  If you’re not a PC gamer, you might find Linux to be right down your alley, and Ubuntu can make the transition quick and easy.

Ubuntu Linux Screenshot

Image Editor

GIMP

GIMP is an acronym for GNU Image Manipulation Program.  It’s a freely distributed software package for image editing with features that rival Adobe Photoshop.  It’s available for Windows, Mac, and most major Linux distributions.  Being a web developer, I can appreciate the value of a good image editor, and that’s exactly what GIMP is.

gimpSSp

Office Suite

OpenOffice

Not everyone can afford the gold standard when it comes to office productivity, and not everyone needs to!  While Microsoft makes a very good office productivity suite, and would have you believe that it’s the only one you can use, there is an alternative.  Originally supported by StarDivision, then Sun Microsystems as StarOffice, OpenOffice is now supported by a range of big corporations including Oracle, Novell, IBM, and Google.  It supports all the major office software formats including those from Microsoft and Corel, and OpenDocument, and hundreds of different languages.

openOfficeSS

Web Browser

Firefox

Though a web browser isn’t something you have to buy, I feel that this one deserves some credit.  Microsoft Internet Explorer never has been, and probably never will be standards-compliant.  It’s significantly slower than most other browsers, and because of its popularity it’s frequently targeted by malware.  Firefox has been around for a long time and offers standards-compliance, faster load times, better security, and a huge library full of user-supported plugins for a wide range of additional features not found anywhere else.  Firefox is a force to be reckoned with in the browser war, and it has been gaining market share since its inception.

firefoxSS

Anti-virus

avast!

Let’s face it, the Internet is a dangerous place.  It’s riddled with problems ranging from malware to identity theft, and it’s probably not going to get better anytime soon.  There are a lot of anti-virus software packages on the market, and some of them are free.  Why pay annually to secure your PC when you can do it for free?  Most anti-virus providers share information, so most of them are pretty comparable.  avast!, however, is a little different than most other free packages.  They include features in their free application that can normally only be found in paid packages.  avast! will monitor your web surfing, email, instant messaging, and even scan your system when the screen-saver is activated to ensure you’re not using the computer when it starts.

avastSS

Firewall

COMODO Internet Security

This one packs a punch.  I have yet to find a free security suite as feature-packed as COMODO Internet Security.  While the anti-virus module isn’t quite as powerful as avast!, the rest of the package has features that you won’t find anywhere else for free.  COMODO Internet Security firewall is a complete NAT and stateful inspection solution, bundled with an anti-malware scanner and sate-of-the-art sandboxing technology that can isolate your applications from the operating system.  When used properly, nothing gets passed this security suite.

comodoSS

Media Player

VLC

There are a ton of media players available for free, but none are as comprehensive as VLC.  If your current media player doesn’t recognize a certain media format, the odds are pretty good that VLC does.  VLC is a feature packed player available for a range of platforms including Windows, Linux, Mac, and even BeOS!  If you’re in need of a powerful media player, I can’t think of another package that can rival VLC.

vlcSS

Text Editor

Notepad++

I do a lot of PHP and MySQL development, and there is only one tool I use to accomplish my goals.  Microsoft Notepad is a joke; it was never designed for writing code.  Adobe Dreamweaver is a pretty decent web development tool, but its PHP capabilities are nowhere near as comprehensive as Notepad++.  Notepad++ includes syntax highlighting and folding for a wide range of programming languages, auto completion, a snazzy search and replace dialog, drag-and-drop functionality, tabbed file navigation, plugin support, and even macro recording!  This fine piece of software is a must-have for any software developer, and it’s even handy for reading those readme files included with free software packages!

notepadPlusSS

File Compression and Archiving

7-Zip

If you download files from the Internet, it’s pretty likely that you’ve encountered a compressed file at one time or another.  Zip, Gzip, Tarball, RAR, 7z:  They’re all used to package and compress files for easy distribution.  Unfortunately, there aren’t a lot of options for software that supports ALL of the formats, so often times you need several archiving programs to handle all the formats, and often you have to pay for them.  Not anymore!  7-zip is an open-source archiving utility for Windows.  It supports all of the major compression formats, so you can handle everything within the same application.  In a lot of cases, it’s faster and offers higher compression ratios than mainstream archiving utilities.

7zipSS

FTP Client

Filezilla

It’s an aging technology, but it works well.  FTP is often used for things like file distribution and web development.  There aren’t many viable options for free FTP clients.  Most of them are buggy and difficult to use.  Filezilla is not one of those.  It can do everything the big boys do; often faster and more efficiently.  If you need an FTP client and you don’t want to fork over cash for one of the big players, Filezilla will do everything you need.

filezillaSS

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WiFi: Wardriving

March 30th, 2010

Wireless networking has become an integral part of today’s society.  It’s everywhere, from home and work, to the airport and your local Starbucks.  Most average home users don’t understand how wireless networking works, and don’t care to.

Most don’t know the dangers of using a wireless network, and the consequences that can come of it.  Wardriving is a concept that has been around since the introduction of wireless networking.  If you have a wireless network, the odds are pretty good that your signal has been sniffed by a wardriver.

What is a wardriver?

A wardriver, in its broadest sense, is someone who drives around and searches for wireless signals.  However, wardriving doesn’t just stop at searching for signals.  It often means connecting to those signals.  When a wardriver connects to your wireless signal, he is most likely going to use your Internet connection or steal your data.

Why would a wardriver want to use my Internet connection?

Often, people use open wireless signals to get free Internet access.  There are risks involved with providing free Internet access, and you could be scrutinized by law enforcement if something illegal occurs on your Internet connection.  It is common for pedophiles to steal wireless signals to distribute child pornography, and for hackers to use open wireless signals to distribute malware.

How can a wardriver steal my data?

If your network has file sharing enabled, your files might be accessible to any machine connected to your wireless network.  If your signal isn’t encrypted, the data is being transmitted over the air in plain text, and a nearby wardriver can simply pluck that data right out of the air with a RF sniffer.  This includes login and password data, and potentially other sensitive personal informaion.

This is all very scary.  How do I protect myself?

The safest way to prevent wardriving is to avoid using wireless networks.  However, this isn’t really an effective solution since most home networking is going wireless.  What you can do is take advantage of the latest techniques for securing a wireless network.

  1. Change the default username and password on your wireless access point.
    - Most wardrivers know the default login and password for popular wireless access points.  If you don’t change these, it doesn’t matter what other security measures you take.
  2. Change the default SSID for your wireless access point.
    - Like the default password and login, wardrivers will look for default SSIDs.  These often indicate easy targets.
  3. Disable SSID broadcasting on your wireless access point.
    - If a wardriver can’t see the SSID, they have to guess what it is.  This can put a serious damper in their efforts.
  4. Enable WPA2 with AES encryption for your wireless signal.
    - WEP algorithms can be hacked in a matter of minutes.  Likewise, WPA has been hacked with similar techniques in a laboratory environment.
    - While TKIP encryption works ok, it’s not nearly as effective as AES.
  5. Use a long WPA2 key.  The longer, the better.
    - A longer key takes much longer to crack with brute force attacks.  In most cases, it’s not worth the effort to even attempt it.
  6. Use MAC whitelisting.
    - MAC addresses are hard-coded into the computer’s hardware. Whitelisting the MAC address for your computers makes it very difficult for a wardriver to connect to your network, even if they have the login and password.

Understandably, most average users don’t understand all these settings.  If you’re in doubt, spend a few extra dollars to have your network setup by a professional.  In the end it could mean protecting your family from identity theft or unexpected attention from law enforcement.

Below is a clip from Fox News that talks a little bit about what wardriving is, and how it can affect you.

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Spam: Facebook Password Reset

March 29th, 2010

As the most popular website on the Internet (Hitwise, 2010), Facebook is a treasure trove for hackers and scam artists.  People share intimate details about their personal lives, and link to other people with similar lifestyles.  This makes personal data collection all too easy for those to mean to profit from it.

Earlier this month, Facebook users became the target of a large-scale spam operation, in which victims would be prompted to open an attachment to retrieve their new password.   The email has several derivatives, but the structure is always the same.

Dear user of facebook,

Because of the measures taken to provide safety to our clients, your password has been changed.

You can find your new password in attached document.

Thanks,

Your Facebook.

Accompanying the message is an email attachment. The attachment is a .zip archive, and contains a malware application called Bredolab. This particular malware includes a rootkit, a trojan, and a keylogger, which allows the attacker(s) remote access to the infected system. It collects keystroke data including bank information, logins, and passwords.

Facebook Password Reset message in Outlook

This is a screenshot of the actual message in Microsoft Outlook.

With a user-base of over 400-million users, the potential for disaster is great.  While many users can identify this message as fraudulent, just 1-percent of the Facebook user-base would need to be infected for the attacker(s) to yield 4-million infected systems.  That’s a lot of stolen data!

So how do you protect yourself from this sort of danger?  Use common sense.  Don’t download attachments in email messages unless you are expecting them.  If you’re sent an unsolicited message from an unknown source, simply delete it.  Keep anti-virus, anti-spyware, and firewalls installed and up-to-date, and make sure your operating system has all the latest updates.  Most reputable organizations won’t send you email attachments, and none of them will reset your account password unless you ask them to.

Understand that this is not the only threat floating around in cyberspace.  There are tens of millions of scams and infected files sent out every day, and you will continue seeing these regularly for a long time to come.  Be diligent, be alert, and practice common sense.

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Trend Micro: Practical Tips for Safer Computing from David Perry

March 27th, 2010

The Internet is a dangerous place, infested with a cesspool of crooks and criminals whose only purpose is to steal information.  For a novice web surfer, it can be hard to discern what is safe and what isn’t.  In this video, David Perry of Trend Micro provides some solid tips on how you can protect yourself.

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Trend Micro: David Perry Explains Email Threats

March 27th, 2010

Each day, tens of millions of spam messages are sent to email addresses across the Internet with links and attachments that are designed to steal data.  They spread malware, direct traffic to phishing sites, and are spread from infected computers that cannot be traced back to a valid origin.  Many of these messages are so well-designed that they cannot be distinguished from a message that comes from a legitimate source.  In this video, David Perry of Trend Micro explains the dangers of spam, and how to identify it.

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Trend Micro: David Perry Explains Malware

March 27th, 2010

Viruses, trojans, worms, adware, spyware, scareware, phishing, botnets.  It’s hard to keep up with the terminology, but collectively it is all malware.  Malware is bad.  It exposes our personal information and destroys our data.  It poses a real economic risk to people and organizations around the world.  In this video, David Perry of Trend Micro explains what all these terms mean, and the scary things they’re designed to do.

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