Translations:How VeriBlock PoP vBFI Protects Altchains/20/en
Note: even though the attacker has not released their fork to the network yet, we can see the geometry of their attack (when did it start, what blocks does it challenge, and how long is it) because of the Proof-of-Proof publications they were requried to produce in order to have a chance at having their fork accepted by the network.