Is Working While In-flight Secure?

Long airplane flights are excellent times to take out your laptop (with its nice bright screen) and catch up on some work. But how do you keep your efforts from prying eyes? Do you confine your airplane activities to innocuous tasks? Do you look around to see if anyone is paying unusual attention to what you are doing? Failing to notice such interest could compromise your data security, your intellectual property, and — ultimately — your job. How careful are you?

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