Stuxnet

The weapon made of code that crossed an air gap and broke real machines. Nobody signed it. Everybody knows.

Discovered 2010: a worm using four zero-days to cross air gaps and destroy Iranian centrifuges while feeding operators normal readings — attributed by reporting (Sanger's 'Olympic Games') to US-Israeli operations, never officially confirmed. It established that infrastructure sabotage by code is operational doctrine, retroactively validating the cyber-lore file's premise. Links DEW (a weapon with no launch signature) and cyber-lore.