Preventing DMA Attacks from Thunderbolt Devices

Explore the security vulnerabilities associated with Thunderbolt devices and learn effective strategies to prevent DMA attacks in this 37-minute conference talk by Lu Baolu from Intel. Gain insights into the risks posed by external peripherals connected through Thunderbolt ports, which allow direct access to the PCIe bus. Discover the limitations of existing DMA remapping technologies and understand why systems remain susceptible to attacks from malicious peripherals. Delve into specific security issues identified within Linux systems and examine the innovative solutions developed to address these vulnerabilities. Enhance your knowledge of hardware security and learn practical approaches to safeguarding computer systems against potential threats from Thunderbolt-connected devices.