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For laptops, users must be sure to secure not only the data that goes in and out of the system, but also the laptop itself. Because of its portable nature, a laptop is much more likely to be stolen than a desktop.
There is a growing concern for security and safety with portables because their small size and weight make them easy targets for thieves. A prime target is the traveler at the airport. In that environment, you should always be sure you keep tight control over your computer; otherwise, it can easily be stolen.