M.Sc. Christopher Liebchen

Research Assistant

Mornewegstraße 30
D-64293 Darmstadt
GERMANY

Building: S4|14
Room:4.1.17
Phone:+49 (0)6151 16 - 25336
Email:christopher.liebchen(-at-)trust.tu-darmstadt.de (undefinedPGP Key)
Website:https://www.trust.informatik.tu-darmstadt.de/people/christopher-liebchen/

 

Vita

Since 2014

Research Assistant

at CYSEC and Technische Universität DarmstadtGermany

2011 - 2014

M.Sc. IT Security

at Technische Universität Darmstadt, Germany

2008-2011

B.Sc. Computer Science

at Technische Universität Darmstadt/ CAU Kiel

 

 

Supervised Students

  • Kjell Braden, Master Thesis (October 2015)
    Title: Leakage-Resilient Layout Randomization for Mobile Devices
    The results of this thesis have been published at NDSS 2016
  • David Gens, Master Thesis (Feburary 2016)
    Title: Page Table Randomization: Memory Protection Resilient to Data-Only Attacks
    The results of this thesis have been published at NDSS 2017
  • Tommaso Frassetto, Master Thesis (March 2016)
    Title: Self-Rando: Practical and Efficient Load-time Randomization
    The results of this thesis have been published at PETS 2016

Publications

Additional Attributes

Type

LAZARUS: Practical Side-channel Resilient Kernel-Space Randomization

Orlando Arias, David Gens, Yier Jin, Christopher Liebchen, Ahmad-Reza Sadeghi, Dean Sullivan
In: 20th International Symposium on Research in Attacks, Intrusions and Defenses (RAID 2017), September 2017
[Inproceedings]

CAn’t Touch This: Software-only Mitigation against Rowhammer Attacks targeting Kernel Memory

Ferdinand Brasser, Lucas Davi, David Gens, Christopher Liebchen, Ahmad-Reza Sadeghi
In: 26th USENIX Security Symposium, August 2017
[Inproceedings]

PT-Rand: Practical Mitigation of Data-only Attacks against Page Tables

Lucas Davi, David Gens, Christopher Liebchen, Ahmad-Reza Sadeghi
In: 24th Annual Network & Distributed System Security Symposium (NDSS), February 2017
[Inproceedings]

Address Oblivious Code Reuse: On the Effectiveness of Leakage Resilient Diversity

Robert Rudd, Richard Skowyra, David Bigelow, Veer Dedhia, Thomas Hobson, Stephen Crane, Christopher Liebchen, Per Larsen, Lucas Davi, Michael Franz, Ahmad-Reza Sadeghi, Hamed Okhravi
In: 24th Annual Network & Distributed System Security Symposium (NDSS), February 2017
[Inproceedings]

Selfrando: Securing the Tor Browser against De-anonymization Exploits

Mauro Conti, Stephen Crane, Tommaso Frassetto, Andrei Homescu, Georg Koppen, Per Larsen, Christopher Liebchen, Mike Perry, Ahmad-Reza Sadeghi
In: The annual Privacy Enhancing Technologies Symposium (PETS), July 2016
[Inproceedings]

Regulating ARM TrustZone Devices in Restricted Spaces

Ferdinand Brasser, Vinod Ganapathy, Liviu Iftode, Daeyoung Kim, Christopher Liebchen, Ahmad-Reza Sadeghi
In: 14th ACM International Conference on Mobile Systems, Applications, and Services (MobiSys), June 2016
[Inproceedings]

Leakage-Resilient Layout Randomization for Mobile Devices

Kjell Braden, Stephen Crane, Lucas Davi, Michael Franz, Per Larsen, Christopher Liebchen, Ahmad-Reza Sadeghi
In: 23rd Annual Network & Distributed System Security Symposium (NDSS), February 2016
[Inproceedings]

Losing Control: On the Effectiveness of Control-Flow Integrity under Stack Attacks

Mauro Conti, Stephen Crane, Lucas Davi, Michael Franz, Per Larsen, Christopher Liebchen, Marco Negro, Mohaned Qunaibit, Ahmad-Reza Sadeghi
In: 22nd ACM Conference on Computer and Communications Security (CCS), October 2015
[Inproceedings]

It's a TRAP: Table Randomization and Protection against Function Reuse Attacks

Stephen Crane, Stijn Volckaert, Felix Schuster, Christopher Liebchen, Per Larsen, Lucas Davi, Ahmad-Reza Sadeghi, Thorsten Holz, Bjorn De Sutter, Michael Franz
In: 22nd ACM Conference on Computer and Communications Security (CCS), October 2015
[Inproceedings]

Return to Where? You Can't Exploit What You Can't Find

Stephen Crane, Christopher Liebchen, Andrei Homescu, Lucas Davi, Per Larsen, Ahmad-Reza Sadeghi, Stefan Brunthaler, Michael Franz
In: Blackhat USA, August 2015
[Inproceedings]
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