2021: A Titan M Odyssey

In the past years, most of the Android devices were relying on ARM Trustzone for critical security features.In 2018, with the release of the Pixel 3, Google introduced the Titan M chip, a hardware security module used to enhance the device security by reducing its attack surface, mitigating classes of hardware-level exploits such as Rowhammer or Spectre, and providing several security sensitive functions, such as a Keystore backend called StrongBox, Android Verified Boot (or AVB) and others. It has been now almost three years since this announcement and yet very little information about it is available online... By: Damiano Melotti, Maxime Rossi Bellom & Philippe Teuwen Full Abstract & Presentation Materials: https://www.blackhat.com/eu-21/briefi...