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.
An alternative is WPA, which commonly uses a pre-shared key (PSK) and, for many IT professionals, offers better encryption service. WPA2 emerged from WPA as a more modern choice. Typically, the network security key is entered at key points in setting up a network and in accessing the network from a device.