Showtime: Amplifying arbitrary cpu timing side channels

A Purnal, M Bognar, F Piessens… - Proceedings of the 2023 …, 2023 - dl.acm.org
Microarchitectural attacks typically rely on precise timing sources to uncover short-lived
secret-dependent activity in the processor. In response, many browsers and even CPU …

({M) WAIT} for It: Bridging the Gap between Microarchitectural and Architectural Side Channels

R Zhang, T Kim, D Weber, M Schwarz - 32nd USENIX Security …, 2023 - usenix.org
In the last years, there has been a rapid increase in microarchitectural attacks, exploiting
side effects of various parts of the CPU. Most of them have in common that they rely on …

Self-healing of semantically interoperable smart and prescriptive edge devices in IoT

A Dimara, VG Vasilopoulos, A Papaioannou… - Applied Sciences, 2022 - mdpi.com
Smart homes enhance energy efficiency without compromising residents' comfort. To
support smart home deployment and services, an IoT network must be established, while …

{MorFuzz}: Fuzzing processor via runtime instruction morphing enhanced synchronizable co-simulation

J Xu, Y Liu, S He, H Lin, Y Zhou, C Wang - 32nd USENIX Security …, 2023 - usenix.org
Modern processors are too complex to be bug free. Recently, a few hardware fuzzing
techniques have shown promising results in verifying processor designs. However, due to …

CustomProcessingUnit: Reverse Engineering and Customization of Intel Microcode

P Borrello, C Easdon, M Schwarzl… - 2023 IEEE Security …, 2023 - ieeexplore.ieee.org
Microcode provides an abstraction layer over the instruction set to decompose complex
instructions into simpler micro-operations that can be more easily implemented in hardware …

[PDF][PDF] Taming Complex Bugs in Secure Systems

P Borrello - 2023 - pietroborrello.com
Modern systems rely on several layers of abstraction to implement their expected
functionality. Securing complex systems is extremely difficult, as any abstraction layer can be …

msr-genie: Navigating Model Specific Registers Across Processor Generations

K Fan, B Rountree, T Patki, A Marathe, S Brink… - Proceedings of the SC' …, 2023 - dl.acm.org
Performance tuning of High-Performance Computing (HPC) applications depends on
sophisticated tuning of parameters on diverse architectures. These parameters are made …

CPU Kernels Energy: Maximization of the Throughput in Power Capped Environment.

F Pautre, A Mrabet, P Thierry, L Saugé… - Sixth EAGE High …, 2022 - earthdoc.org
The component's roadmaps expose a drastic increase of the peak power and TDP for the
current and next generations of components.. This research and talk are focused on the …