“Realtime 3-D printing has moved beyond trendy trinkets and has moved into businesses, homes and even the battlefield. Now that military branches have created and tested 3-D printed weapons, Navy submarine-like vessels and even MREs, the conversation around additive manufacturing in the military has turned to securing those assets from cyberattacks.”
Source: Weaponizing 3-D printers: Cyberattacks could turn battlefield tech into threats