NBA TV - High definition. 1  NBA TV HD is a 1080i high definition simulcast feed of NBA TV that is available on most providers.
Updated September 13, 2016. Definition: WPA is a security technology for Wi-Fi wireless computer networks. WPA improves on the authentication and encryption features of WEP (Wired Equivalent Privacy). In fact, WPA was developed by the networking industry in response to the weaknesses of WEP.
Stands for Wi-Fi Protected Access.. WPA is a security protocol designed to create secure wireless (Wi-Fi) networks. It is similar to the WEP protocol, but offers improvements in the way it handles security keys and the way users are authorized.