Friday, January 10, 2014

System Security I, S III

For previous Security sessions of  I and II Your browser is now secure and you know most of the ways that you can protect your self from malware on the internet; Though there are many ways that your system can be infected!


  1. Downloading

  • Stealth Malware/Viruses + backdoor system

 When you are downloading a file from a third party website or potentially harmful, you never can know what's in the file until you open or execute it. Many of them could be the actual program but also installing an hidden virus known as Trojan virus. This programs could be from annoying level to a sever level that your computer could turn into a bot and be controlled from another system. This method is called backdoor, your computer is monitored by other groups of people, so your personal information is in danger of published by them; on a large scale similar event happened to "P.S.N" and "Snap chat".
  • How Can you prevent it?
Well you might have already guessed, one major way is to purchase and Anti malware software that has smart download and insight intelligence, Personally I Recommend Norton Anti virus, It is pre-equipped with all of these editions. Always scan zip folders, and  test your new installed program on a test computer if you don't have one, run it on standard user account so if the program transmitted malware, it didn't have the administrator permission. Pay attention to your computer activities when you are online and offline, have anything changed after installing program?

    2. Exploits
  • Your computer can be attacked frequently if your system firmware is not updated or patched for a while. Average time a computer survives online is with out any security update is One Hour! When you don't update your programs such as windows update, java and adobe, you can have the similar if not the same experience! What could happen is when using those programs a hacker could find your vulnerability soon enough that they can insert malware codes through the opening in the program. Solution? It's easy update your software no matter how long they take. If you don't have the original software,  you can download patches on the internet, but be careful while some of them could be infected by malware.


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