Here are 10 tips to prevent your laptop from theft as well as an explanation of laptop security devices that ensure your laptop and data are protected. The main attraction of laptops is their portability and mobility. It is great to be able to take your computer with you and use it anywhere. But with these benefits comes a risk of theft. Obviously theft is more likely to happen when an object can be picked up and carried away. Laptop security devices are important to prevent your laptop from being stolen as well as to prevent the data from your laptop being retrieved and used in the event that your laptop is a victim of theft.