Computer security system is very important nowadays. Since the internet era begin, it means that information is available everywhere. It could be dangerous if the information which may have a very confidential data is taken or can be seen by another person who does not have the privillege to see it. That’s why some Operating system maker have included their unique way to protect the computer itself from any vulnerabilities and possibility of information theft. User-access right system is one of the simplest way of protecting your computer from being used by another person. On Windows based machine there are known as User groups which contains Administrator user, General user, and Guest account system. The Administrator have all right and restrictively can do anything with the system. So it’s important that you should take care the security of your administrator account’s password.
The most dangerous threat to computer system is physical threat, if any person can physically touch your computer, they may also can see anything stored on the computer, for a simple case I can give you a simple computer spy tool which were shaped as ordinary usb flashdisk drive.

With this tiny computer spy device plugged on your computer, you’re dead man! it will records anything from your browsing history, keystrokes, and that means you are no longer safe with all your ID and password accounts. Moreover, the worthest thing is that this tool isn’t recognized by any spyware detector available until now. So watch out your computer carefully, don’t let anyone touch it without your permission. One good news about it: this computer spy device was confirmed to work only on Windows XP and Vista based machines. So other than that maybe you still can relax but keep avoid this kind of threat since this device was sold freely on brickhousesecurity gadget shop.