Learning about their tactics is the best way I can think of to neutralize them.
The following is quoted from here.
Trump booster Steve Bannon articulated his approach as follows, he would: “Flood the zone with sh**”.
Bannon articulated the zone-flooding philosophy well, but he did not invent it. In our time, it was pioneered by Vladimir Putin in post-Soviet Russia. Putin uses the media to engineer a fog of disinformation, producing just enough distrust to ensure that the public can never mobilize around a coherent narrative.