WPA-PSK (WPA Pre-Shared Key) is special mode of WPA for small business or
home users. A shared key, or password, is configured in the wireless access point
(WAP) and any wireless laptop or desktop devices. WPA-PSK generates a unique
key for each session between a wireless client and the associated WAP for more
The Wi-Fi Protected Setup (WPS) is a standard for establishing a wireless home
network. If your wireless access point supports WPS, you can configure the
wireless network connection easily without a computer.
XML Paper Specification (XPS) is a specification for a Page Description Language
(PDL) and a new document format, which has benefits for portable document
and electronic document, developed by Microsoft. It is an XML-based
specification, based on a new print path and a vector-based device-
independent document format.