fromThe Hacker News
1 day agoNew WireTap Attack Extracts Intel SGX ECDSA Key via DDR4 Memory-Bus Interposer
"We show how one can build a device to physically inspect all memory traffic inside a computer cheaply and easily, in environments with only basic electrical tools, and using equipment easily purchased on the internet," the researchers said. "Using our interposer device against SGX's attestation mechanism, we are able to extract an SGX secret attestation key from a machine in fully trusted status, thereby breaching SGX's security."
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