Insiders claim that the top Illuminati Satanists must always display the Mark of Cain as their secret symbol to assure business success and protection from Law Enforcement. Or at least they must supposedly use two X’s in their name to signify the double cross, i.e. the crossing out (neutralization)of the Cross of the crucifixion of Jesus of Nazareth, His rising from the dead, and victory over evil, sin and death.
Templars were declared an enemy of the Vatican and mass-murdered. Tupper Saussy reported in this in his classic book entitled Rulers of Evil (Out of print, thankfully now a free .pdf download).