Quantum Systems says its drones are flying again with Germany’s military after a cyberattack prompted a precautionary grounding. The company says it spotted the attack at the end of October and reported it to the relevant authorities, but disclosed few details about the intrusion. "The threat was contained thanks to the swift response of our IT and security teams in close and transparent collaboration with the authorities," it said on Thursday. "Through the quick measures taken and the characteristics of the incident, there is no risk in operating Quantum Systems’ unmanned systems for the end users and the operators." It added that other players in the European defense industry, and those who support Ukraine’s military efforts, have faced "persistent cyberattacks for years." The Bundeswehr grounded its Quantum Systems drones after malware was detected in an update to QBase, the company’s QBase ground-control software, Der Spiegel reported, citing unnamed sources…