Wi-Fi Dopplegangers

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People using wireless high-speed net (wi-fi) are being warned about
fake hotspots, or access points.

The latest threat, nicknamed evil twins, pose as real hotspots but are
actually unauthorised base stations, say Cranfield University experts.

Once logged onto an Evil Twin, sensitive data can be intercepted.

But how do you tell which is the evil one?

from the BBC

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