Explore the vulnerabilities in LTE Public Warning Systems in this 22-minute conference talk from Hack In The Box Security Conference. Dive into the architecture of public warning systems used for emergency alerts, and discover how these systems can be compromised using low-cost software-defined radio devices. Learn about the potential risks of forged warning messages affecting both Apple and Android devices, including the possibility of causing public panic or sending spam. Examine the implications of these vulnerabilities for the effectiveness of public warning systems and gain insights into the importance of securing mobile communication networks against potential threats.