WPA is WiFi Protected Access - it's the most common method of encryption used to secure a wireless network. If you have a laptop or smartphone and you're trying to connect to a WiFi network, you'll usually need to enter a WPA key (or password) in order to connect to it.
In the live-action adaptations by Sir Peter Jackson, Sauron is portrayed by Benedict Cumberbatch in The Hobbit trilogy (who also portrays Smaug in the same trilogy) and was played by Sala Baker and voiced by Alan Howard in The Lord of the Rings trilogy.
In the Lord of the Rings film trilogy (2001â2003) directed by Peter Jackson, Aragorn is played by Danish-American actor Viggo Mortensen who took over the role from Stuart Townsend after four days of shooting because Jackson felt Townsend was too young for the role.