1. Permanently * Pages in the MediaWiki namespace are protected by default. * User pages of indefinitely blocked users for vandalism reasons. * Main page, for obvious reasons * Pages that are deemed to be perfect and require no further editing by the staff. * Pages that get constantly vandalized. 2. Temporarily * Pages in a flame war that require a cool down period. * Constantly vandalized pages by a banned user who has come back somehow. * Pages that need a cool down period from vandalism * Pages that are constantly messed up by IP's.