> and instead was developing everything in-house This article says they used air-gapped Siemens industrial control systems: https://www.yahoo.com/entertainmen

> and instead was developing everything in-house This article says they used air-gapped Siemens industrial control systems: https://www.yahoo.com/entertainment/revealed-how-a-secret-dutch-mole-aided-the-us-israeli-stuxnet-cyber-attack-on-iran-160026018.html https://www.yahoo.com/entertainment/revealed-how-a-secret-du...