Researchers challenged a common assumption in aircraft cybersecurity by demonstrating that brief physical access to a Boeing 737’s electronics bay can be leveraged as a potential cybersecurity threat vector. The work reframes physical access as an attack surface, not just a safety and security issue. The study matters for healthcare-adjacent digital systems too—because it underscores how real-world constraints can enable exploitation even without direct network reach. For regulated technology environments, it reinforces the importance of physical security and threat modeling across the full device lifecycle.