You can find a security lock for home PCs online from Amazon.com or from certain websites that offer security lock downloads. Or you could go to BestBuy and ask them.
http://www.slashgear.com/usb-security-lock-a-little-hardware-security-for-your-pc-047772/ is a good site to start with to find a USB security lock online.
While most people are fully aware that protecting their home through security systems is very important, most people tend to overlook the importance of having a good PC security system. To ensure that your home is protected, you should consider purchasing a PC security lock. A PC security lock will ensure that nobody is able to turn on and use your PC, unless they have the right combination or code. This could prove to be invaluable as it will prevent a vandals ability to steal your sensitive information, which would be stored on the computer's hardware. This could help prevent identity theft.
Throw it away and buy a PC
I would suggest looking at www.secure-it.com/. They offer a wide range of computer security options. There are lock systems for desktop and laptop computers.
Lock your PC: Windows logo key + L
A person can find reviews on home security software from several different places. Some of these places include Consumer Reports, PC Advisor, and PC Magazine.
No based on studies taken by various pc security companies it is said to be safe for home computers.
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Zone Alarm Security Center
PC Lockup is when your computer freezes and/or becomes unresponsive.
Laptop locks can be purchased from stores like Currys, PC World. Laptop locks provide extra security for your laptop by securing your laptop to your desk through the laptop locks. They cost in the range of å£19 to å£40.
To buy the best security camera surveillance system, you can visit CYPRUS PC. They provides security cameras that permit you to watch the inside and outside of your home /office from any Internet-connected device. Visit CYPRUS-PC for the very best rates for any computer or electronic item including desktops, laptops, monitors, mobile handhelds, smartphones, projectors, routers, wifi routers, etc. in Nicosia Cyprus. call at +357 22 451251 for more details.