Saturday, March 6, 2010

Firefox Extensions: Security related

Many people use Firefox but are completely unaware of the vast potential of the extensions that are out there for the browser.  So here's the first post on the firefox extensions that I've found useful.

The awesomest firefox extension out there is AdBlock Plus.  It blocks all the ads on websites, except text ads like on google.  There are ads out there that can be malicious, especially the pop-up ones.

Another is TACO.  Many times websites will place files on your hard drive that track what websites you visit.  It's also a good idea to go into your preferences (Tools > Options > Privacy) and block 3rd party cookies.  Granted, tracking what websites you visit should be relatively harmless, but some are troubled by learning that they have far less privacy than they believed.

The most protective add-on is NoScript.  Many malicious websites and advertisements use Javascript to compromise your computer.  This extension blocks every script a website wants to run.  However, this will break just about every website you visit.  The good news is, you can tell the add-on to allow certain scripts from certain websites.  Essentially, you'll have to train the extension to allow the good stuff, and keep out the bad.  It can be annoying to have to "make" websites work.  So if you're not committed to it, you'll just end up turning the extension off.

And some of you may ask what antivirus program I use: Antivir.  It's completely free.  It scans every file that your computer touches, so no virus can install itself without the program instantly knowing and asking you whether to quarantine it or delete it.  This means you never, ever have to do a full scan of your computer.  Never.

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