Protection

The word protection has several uses:

• Protection is a euphemism for contraception.
• A protection racket is an extortion scheme.
• Environmental protection is political movement directed towards the preservation, restoration, or enhancement of the natural environment.
• Protective clothing shields the wearer's body from hazards.
• Protection is the title of an album by Massive Attack.
• In international trade, the institution of tarrifs and regulations on imports in order to protect domestic industry; see protectionism.

On Wikipedia, page protection is done according to the Wikipedia:Protection policy.