The biggest threat to your personal and professional security may be the information your computer is already transmitting to the world around you.

Data leakage might be a hot topic, given the list of high-profile incidents reported by businesses such as TJX Companies, through which reams of detailed consumer records have been exposed. But most people are already broadcasting enough information from their laptops to allow hackers to aim targeted attacks at their devices and corporate networks, according to security researchers.

At Computerworld.

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