How to find internet password for iphone

[XxxWolfsRainxxX]

Hello, I need help finding my Internet Password for my iPhone. My friend said you can find it on the side of your router but that didn't work... I also don't know what the heck a WEP Key is, please
help me!!!!!!!! 🙁

 

[buwish]

Have a look here:

http://www.tomshardware.com/forum/31382-43-find-security-password-wireless-router