This idea exists but doesn't always work. Example A: Apparent Nazi sympathizers planted inside the Canadian protests- some people thought they were provocateur

This idea exists but doesn't always work. Example A: Apparent Nazi sympathizers planted inside the Canadian protests- some people thought they were provocateurs, others assumed they were legit and cast a negative light on the protests overall Example B: Hunter Biden's laptop (before it was acknowledged to be real). Saying he was a target for disinformation campaigns mostly worked