Explore the vulnerabilities in mobile network authentication and learn techniques for accessing SIM cards and forwarding authentication vectors in this BruCON Security Conference talk. Delve into the concept of "wormholes" in modern smartphones, which allow data to travel through unexpected communication channels. Gain insights into accessing SIM cards on Android phones without special privileges, and discover methods for modifying baseband firmware. Examine the implications of these vulnerabilities for online banking and account security. Follow along with demonstrations and a walkthrough of analyzing baseband firmware, and understand potential defense mechanisms against unintended SIM usage.