3 papers
cs.CR2023
SCRAMBLE-CFI: Mitigating Fault-Induced Control-Flow Attacks on OpenTitan
Pascal Nasahl, Stefan Mangard
Secure elements physically exposed to adversaries are frequently targeted by fault attacks. These attacks can be utilized to hijack the control-flow of software allowing the attack…
cs.CR2023
SFP: Providing System Call Flow Protection against Software and Fault Attacks
Robert Schilling, Pascal Nasahl, Martin Unterguggenberger +1
With the improvements in computing technologies, edge devices in the Internet-of-Things have become more complex. The enabler technology for these complex systems are powerful appl…
cs.CR2022
SCFI: State Machine Control-Flow Hardening Against Fault Attacks
Pascal Nasahl, Martin Unterguggenberger, Rishub Nagpal +3
Fault injection (FI) is a powerful attack methodology allowing an adversary to entirely break the security of a target device. As finite-state machines (FSMs) are fundamental hardw…