I would take it to mean that if they start to do him dirty he won't be passive about it like Bernie, and he'll put them on blast with proof of how they're rat fucking him compared to their preferred candidate.

I loved Bernie but man he should have swung low when the DNC started their shit.

He will not be quiet about corruption. He’ll make sure every last person in the nation hears about their wrongdoings, and use it as leverage for his campaign. Watch videos of him debating Cuomo. Not one of Cuomo’s attacks go unanswered.