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Saturday, February 7, 2009

The threat of online security: How safe is our data?


Nowadays, the technology at internet is continue grow rapidly, so that everyone also can easily to access to the internet. Some companies already used the internet to do their business transaction or sharing the important information. But some websites are not so safety for the users to use this is because some people are created some malicious program such as computer viruses, worms, trojan horses and spyware. So, let us to discuss the threat of online security:



(i) Computer Viruses
Computer viruses is a piece of software code that inserts itself into a host which including the operating systems to spread over and harm the users computer. In the internet world, there have around 80,000 viruses and everyday will have 25 new viruses be created. The examples of computer viruses are I Love You virus, AutoRun and etc.


(ii) Trojan Horses
Trojan horses are a program that appears to be useful but actually is the mask destructive program. The example of Trojan horse is Trojan Xombe which is the mask as email from Microsoft. The hackers will access to the computer and steal the passwords.



(iii) Spyware
Spyware is the software that gathers user information through the user’s Internet connection without the user knowledge.

The way to prevent the threats
Nowadays, the computer systems in an organization are very important because when it s attacked by the computer viruses, it will cause the important files to be lost. Therefore the user or organization should take an action to prevent its computer attacked by viruses.
The action that can be taking is to install the updated anti-virus software such as Kaspersky Antivirus, AVG Antivirus software and so on. This is because the antivirus software will directly to delete the malicious program when the software found it. However, user are suggested that should not use the trial version or free version antivirus software because the software is not complete in function.














As a conclusion, the users need to have a good backup method to save their data and files.

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