In a world where ransomware attacks regularly make the headlines, an equally serious threat is often overlooked: Cyber industrial espionage and sabotage. These invisible attacks cause considerable damage to German companies. Our presentation will shed light on the causes of these threats, in particular the role of state-sponsored groups such as APTs, which often operate undetected. We will shed light on how companies can protect themselves effectively. We look at the geopolitical dimensions and provide practical recommendations to strengthen resilience against such attacks.