networking noob - how to secure a connection

[Corporate Thug]

so i bought a wireless router cuz they are cheaper than the wired ones, all i'm using are the wired ports. how would i go about making sure nobody is leeching off the wireless signal?

 

[JackMDS]

Link to: Wireless Security.

Link to: WEP, WPA, and the Future (802.11i).

Link to: Network Segregation - Adding security to Wireless Network (or to any peer to peer Network).

:sun: