One vector of attack are various ideas for de-anonymization and the undermining of asset ownership for supposedly benevolent goals, such as the ability to eliminate certain uses of the platform or protect alleged domain ownership rights from the real world.
(Now I’m not saying the link below is about that - I’m saying there are several comments in that topic that call for de-anonymization and various other measures that would centralize control and erode anti-censorship features of the platform).