In March, a German drone manufacturer faced espionage, leading to arrests of spies linked to Russia. A Ukrainian national was also arrested for similar activities. The Federal Criminal Police Office reported 321 sabotage cases in 2025, particularly in North Rhine-Westphalia and Lower Saxony. The defense industry is expanding, with companies like Quantum Systems increasing production and forming joint ventures. Security authorities are warning newcomers in the industry about rising threats from authoritarian states, emphasizing the need for a national economic protection strategy to enhance resilience against hybrid attacks.