House Intercoms Attacks - When Frontdoors Become Backdoors

Explore the vulnerabilities of modern building intercoms in this 33-minute conference talk from Hack.lu 2016. Delve into the security implications of connected intercom systems, which allow residents to open doors remotely using mobile phones. Examine the evolution from traditional wired intercoms to modern M2M (Machine-to-Machine) solutions. Learn about various attack vectors, including GSM and GPRS interception, signal jamming, and exploitation of M2M networks. Discover practical attack scenarios, such as brute-forcing accounts and manipulating call forwarding. Gain insights into setting up a mobile lab for testing intercom security and understand the potential risks associated with these devices. Conclude with security recommendations for M2M solutions to mitigate vulnerabilities in building access systems.