45 citations · 45 across the 4 of their papers we have counts for
4 papers
Not Discrete Enough: On the Inherent Insecurity of dTPMs for Measured Boot
Christian Werling, Tahmid Zahin, Jean-Pierre Seifert
Measured Boot, a mechanism enabled through Trusted Platform Modules (TPMs), is commonly used for passwordless protection of data-at-rest, aiming to protect data when the device is…
faulTPM: Exposing AMD fTPMs' Deepest Secrets
Hans Niklas Jacob, Christian Werling, Robert Buhren +1
Trusted Platform Modules constitute an integral building block of modern security features. Moreover, as Windows 11 made a TPM 2.0 mandatory, they are subject to an ever-increasing…
EM-Fault It Yourself: Building a Replicable EMFI Setup for Desktop and Server Hardware
Niclas Kühnapfel, Robert Buhren, Hans Niklas Jacob +3
EMFI has become a popular fault injection (FI) technique due to its ability to inject faults precisely considering timing and location. Recently, ARM, RISC-V, and even x86 processi…
Insecure Until Proven Updated: Analyzing AMD SEV's Remote Attestation
Robert Buhren, Christian Werling, Jean-Pierre Seifert
Customers of cloud services have to trust the cloud providers, as they control the building blocks that form the cloud. This includes the hypervisor enabling the sharing of a singl…