Archive for the ‘Computer Security’ Category

Every day new computer viruses are created to annoy us and to wreck havoc on our computer systems. Below are ten viruses currently cited as being the most prevalent in terms of being seen the most or in their ability to potentially cause damage.   New viruses are created daily.  This is by no means an all inclusive list. The best thing you can do is to remain vigilant, keep your anti-virus software updated, and stay aware of the current computer virus threats.

Virus:  Trojan.Lodear
A Trojan horse that attempts to download remote files. It will inject a .dll file into the EXPLORER.EXE process causing system instability.

Virus:  W32.Beagle.CO@mm
A mass-mailing worm that lowers security settings.  It can delete security-related registry sub keys and may block access to security-related websites.

Virus:  Backdoor.Zagaban

A Trojan horse that allows the compromised computer to be used as a covert proxy and which may degrade network performance.

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What does encryption do for me?

Encryption and cryptographic software has been used in many different ways to make systems more secure.  This article discusses only a few ways that such software can make your system more secure, including:

1) Encrypting your email

2) Encrypting your files

To programs are mentioned that will help encrypt information. There are many more programs out there that will help, but these programs are good and a good place to start as any. They have the added benefit of both being free with source code available.

Will encryption stop people from accessing my information?

Encryption simply makes it harder for people to gain access to important information, like passwords or sensitive information in a file. The first thing you should know about encryption is that the algorithm that is used to encrypt can be simple or more complex and that affects how securely what you have encrypted is protected.  Encryption systems have been broken when the method of encryption is understood by hackers and is easy to break.

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I recently hit, by mistake, what I thought was an Explorer upgrade option.  It turned out to be a pop-up appearing legitimate but really was not. It uploaded a product called Intelligent Explorer on my machine.  What a nightmare!

I did some research on the web and found messages like this one from a BullGuard Antivirus Forum,

“PLEASE HELP!!!  I HAVE A SPYWARE, TROJAN AND HIJACKER ON MY COMPUTER.  I HAVE RUN BULLGUARD, CWSHREDDER AND AD-AWARE.  ALL HAVE PICKED UP THE VIRUSES AND SAID THAT THEY HAVE BEEN MOVED/REMOVED BUT WHEN I LOG ONTO THE INTERNET THAT DAMN INTELLIGENT EXPLORER TOOLBAR IS SHOWING”

Another message from spywareinfo Forum goes something like this:

“Hey I’m having issues with something called Internet explorer toolbar – Intelligent explorer. I can’t find a way to remove it from my comp and I really don’t want to reinstall windows. I’ve used spybot, ad-ware, and cw shredder but nothing seems to work.”

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