Pixelization
Pixelization is a way of hiding information from a picture. It is often used to censor pictures or movies that are inappropriate. It is also used to hide someone's face if they do not wish to be seen.
Pixelization Media
The mosaic tiles of this human figure in the Saint Stephen Church in Umm Er-Rasas in Jordan have been rearranged by aniconists.
Marshall B. Webb, an American general, sits in the White House Situation Room during Operation Neptune Spear. A classified document on the desk in front of him was pixelized by the government of the United States before the photo was released.