The blackmailers would have to own the channel they transmit on, though, to hide their communication to you, and own the metadata on the network. It's not like

The blackmailers would have to own the channel they transmit on, though, to hide their communication to you, and own the metadata on the network. It's not like file-encryption ransoms, they not only have to remain anonymous but also to hide all traces of network communications (which are already completely monitored on a message-metadata level). And the perps aren't just screwing around for money but are trading in practices that apparently get you murdered in prison.