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1 paper

cs.CR2024

SmmPack: Obfuscation for SMM Modules with TPM Sealed Key

Kazuki Matsuo, Satoshi Tanda, Kuniyasu Suzaki +2

System Management Mode (SMM) is the highest-privileged operating mode of x86 and x86-64 processors. Through SMM exploitation, attackers can tamper with the Unified Extensible Firmw…