Attacking And Defending Bios Here

System Management Mode (SMM) is a highly privileged CPU mode. Vulnerabilities in SMM handlers allow attackers to execute arbitrary code with ring -2 privileges.

Attackers exploit legitimate, vulnerable motherboard drivers (often called "Bring Your Own Vulnerable Driver" or BYOVD attacks) to write directly to firmware registers from the OS. 🛡️ The Shield: Defending the BIOS Attacking and Defending BIOS

Modern OS features use the CPU's virtualization extensions to protect critical memory from compromised firmware. 🔮 The Evolving Threat Landscape System Management Mode (SMM) is a highly privileged CPU mode

Modern systems employ automated defenses to detect and repair firmware corruption. Attacking and Defending BIOS