Master AI and Machine Learning: From Neural Networks to Applications
Learn AI, Data Science & Business — Earn Certificates That Get You Hired
Overview
Google, IBM & Meta Certificates – 40% Off
One Coursera Plus subscription covers most Professional Certificates on Coursera.
Unlock All Certificates
This presentation explains ARM TrustZone and Samsung's implementation of trusted execution environments, then demonstrates vulnerability research and exploitation against trusted applications and secure drivers. It covers attack-surface analysis, emulation, symbolic execution, signature-check bypasses, and TrustZone debugging.
Syllabus
Introduction
Agenda
Embedded Security
Runtime Confirmation
Execution Environments
NS Bits
Privileges Separation
L1 L2 L3
Different software implementations
What is chosen actually useful
Samsungs implementation
Previous research
Architecture
Lifecycle
Attack Surface
Liberator
Emulator
EiffelUnicorn
Symbolic Execution
Vulnerability Overview
Attack Plan
Lack of Error
Vulnerability
Cisco
Map
Framework
Finding the Master Key
Retrieving the Master Key
Bypassing Signature Checks
Instrumentation of TrustZone
Debugging TrustZone
Taught by
Black Hat