About Me:

I am a PhD candidate at the ISEC - Institute of Information Security (former IAIK) at the Graz University of Technology under the supervision of Stefan Mangard. I focus on system security, especially kernel and side-channel security.

Interests
  • System Security
  • Kernel Security
  • Side-Channel Security
Education
  • PhD in Computer Science, started 2022
    Graz University of Technology
  • MSc in Electrical Engineering, 2022
    Graz University of Technology
  • BSc in Computer Science, 2022
    Graz University of Technology
  • BSc in Electrical Engineering, 2018
    Graz University of Technology

Publications

2025
Cryptographic Least Privilege Enforcement for Scalable Memory Isolation
Martin Unterguggenberger, David Schrammel, Lukas Maar, Lukas Lamster, Vedad Hadzic, Stefan Mangard
IEEE International Symposium on Hardware Oriented Security and Trust (HOST) 2025
Info BibTex
When Good Kernel Defenses Go Bad: Reliable and Stable Kernel Exploits via Defense-Amplified TLB Side-Channel Leaks
Lukas Maar, Lukas Giner, Daniel Gruss, Stefan Mangard
USENIX Security Symposium 2025
Artifacts evaluated: Available, Functional, Reproduced
Info BibTex GitHub Zenodo
ChoiceJacking: Compromising Mobile Devices through Malicious Chargers like a Decade ago
Florian Draschbacher, Lukas Maar, Mathias Oberhuber, Stefan Mangard
USENIX Security Symposium 2025
Artifacts evaluated: Available  CVE-2024-20900, CVE-2024-43085, CVE-2025-24193
Info BibTex Zenodo Black Hat Asia
KernelSnitch: Side-Channel Attacks on Kernel Data Structures
Lukas Maar, Jonas Juffinger, Thomas Steinbauer, Daniel Gruss, Stefan Mangard
Network and Distributed System Security (NDSS) 2025
Artifacts evaluated: Available, Functional, Reproduced
Info BibTex GitHub Slides Black Hat Asia
Power-Related Side-Channel Attacks using the Android Sensor Framework
Mathias Oberhuber, Martin Unterguggenberger, Lukas Maar, Andreas Kogler, Stefan Mangard
Network and Distributed System Security (NDSS) 2025
Info BibTex
2024
Manifest Problems: Analyzing Code Transparency for Android Application Bundles
Florian Draschbacher, Lukas Maar
Annual Computer Security Applications Conference (ACSAC) 2024
Artifacts evaluated: Available, Functional, Reproduced  CVE-2023-21387
Info BibTex GitHub
Defects-in-Depth: Analyzing the Integration of Effective Defenses against One-Day Exploits in Android Kernels
Lukas Maar, Florian Draschbacher, Lukas Lamster, Stefan Mangard
USENIX Security Symposium 2024
Artifacts evaluated: Available, Functional, Reproduced
Info BibTex GitHub Slides
SLUBStick: Arbitrary Memory Writes through Practical Software Cross-Cache Attacks within the Linux Kernel
Lukas Maar, Stefan Gast, Martin Unterguggenberger, Mathias Oberhuber, Stefan Mangard
USENIX Security Symposium 2024
Artifacts evaluated: Available, Functional, Reproduced  CSAW'24 Europe Applied Research Competition (ARC) Finalist
Info BibTex Poster GitHub Slides
Beyond the Edges of Kernel Control-Flow Hijacking Protection with HEK-CFI
Lukas Maar, Pascal Nasahl, Stefan Mangard
ACM ASIA Conference on Computer and Communications Security (AsiaCCS) 2024
Info BibTex Slides
Remote Scheduler Contention Attacks
Stefan Gast, Jonas Juffinger, Lukas Maar, Christoph Royer, Andreas Kogler, Daniel Gruss
Financial Cryptography (FC) 2024
Info BibTex
2023
DOPE: DOmain Protection Enforcement with PKS
Lukas Maar, Martin Schwarzl, Fabian Rauscher, Daniel Gruss, Stefan Mangard
Annual Computer Security Applications Conference (ACSAC) 2023
Artifacts evaluated: Functional
Info BibTex GitHub Slides