StepTrigger: Contact-State-Triggered Backdoor Attacks on VLM-Powered Legged Robots
StepTrigger, a contact-state-triggered backdoor attack for VLM-powered legged robots, is presented, a contact-state-triggered backdoor attack for VLM-powered legged robots that reveals a backdoor surface in proprioceptive and contact channels that is not captured by defenses focused only on language, vision, or action...