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Security is a concern in any wireless network setup. People sending sensitive information over a wireless connection need to take precautions to make sure those signals aren't intercepted. Learn more... (more info)

Security is a concern in any wireless network setup. People sending sensitive information over a wireless connection need to take precautions to make sure those signals aren't intercepted. Learn more about Bluetooth security in our HowStuffWorks podcast.

Related Article: Learn more about cell phones.

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