Wi-Fi piggybacking | Article about Wi-Fi piggybacking by The Free Dictionary
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Wi-Fi piggybackingUsing the Wi-Fi hotspot of a nearby neighbor who never set up a password for access. Wireless routers out of the box are unsecured with no password, and novice users often leave them as is. It is not uncommon to find several open Wi-Fi hotspots in an apartment building. See SSID.