What does a small lock next to my WiFi ID in my phone mean?

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I am trying to face time on my TV the phone shows a lock next to my WiFi number
 

Ledsteplin

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Oct 2, 2013
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Re: what does a small lock next to my WiFi ID in my phone mean?

It means your next door neighbor can't tap into your wifi.


Sent from my ancient but trustworthy iPhone 5.