Transferable and undefendable point cloud attacks via medial axis transform

Key Points

• Transferable point cloud attacks were identified using the medial axis transform method, showcasing critical security vulnerabilities.
• The analysis indicates that the attacks can impact various defense mechanisms across different systems.
• Employing the medial axis transform allows for unique ways to manipulate point cloud data for adversarial purposes.
• These observations may enable the development of more robust countermeasures against such point cloud attacks.