PracticeDigital and CyberOne scored question.An intrusion uses infrastructure previously reported in connection with a known group, and no other link is found. Who conducted it?The known group, since the infrastructure is theirsInsufficient: shared infrastructure identifies no operatorA group deliberately imitating the known group to misdirectUnknown. Cannot be determined from the record.A criminal group that rented the same hosting providerKeys 1 to 5Tested in Passive Research and Its Limits