Another technique of concealing [[facts]], or censorship, is also used if the group can affect such [[control]]. When channels of information cannot be completely closed, they can be rendered useless by filling them with disinformation, effectively lowering their [http://en.wikipedia.org/wiki/Signal-to-noise_ratio signal-to-noise ratio] and discrediting the opposition by association with many easily disproved false claims. | Another technique of concealing [[facts]], or censorship, is also used if the group can affect such [[control]]. When channels of information cannot be completely closed, they can be rendered useless by filling them with disinformation, effectively lowering their [http://en.wikipedia.org/wiki/Signal-to-noise_ratio signal-to-noise ratio] and discrediting the opposition by association with many easily disproved false claims. |