Every phishing simulation trains the brain. But when the attack lands, the body responds first — the gut tightens, the breath shortens, something feels off. That signal gets ignored because nobody taught the employee to trust it. This session introduces cyberpsychology to the InfoSec community and demonstrates how interoceptive awareness — the body's built-in threat detection system — applies across populations, from K-5 classrooms to enterprise security culture programs, offering a missing layer beneath every training initiative.