Securing wireless network

[qanda]This thread is about the Toshiba Equium A200-1V0. Click here to see full specs[/qanda]HOW TO SECURE MY WIRELESS LAN

They already have books at your local bookstore or library you can check out on how to secure your wireless. This is a place for help you as the poster or OP needs to also do their part of the homework rather then just tossing their hands ups.

what brand and model is your router?