YoVDO

Ghost DMA Attack & The SeDeFuS Conundrum

Offered By: BSidesLV via YouTube

Tags

Security BSides Courses Cybersecurity Courses System Security Courses Threat Modeling Courses

Course Description

Overview

Explore the intricacies of Ghost DMA attacks and the SeDeFuS conundrum in this 42-minute conference talk from BSidesLV 2021. Delve into the world of Direct Memory Access (DMA) attacks, IOMU, and security subsystems as Dr. Raghudeep Kannavara and Alan Sheng break down complex concepts. Understand the threat model, ACPI DMAR, PCIe Address Translation Service, and their impact on user security. Learn about potential mitigations and key takeaways, and witness a live demonstration of the concepts discussed. This talk provides valuable insights into cutting-edge cybersecurity challenges and solutions, making it essential viewing for security professionals and enthusiasts alike.

Syllabus

Introduction
DMA Attack
IOMU
Security and Debug
Subsystem
What is Trusted
Conundrum
Ghost DMA Attack
How does it work
Threat model
ACpi Dmar
PCIe Address Translation Service
User User
Impact
Mitigations
Key takeaways
Demo
Question
Shared Framework


Taught by

BSidesLV

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