Matthias Geihs

Dr. Matthias Geihs

Hochschulstr. 10
64289 Darmstadt

Raum: S202 B209

+49 6151 16-20668
+49 6151 16-20665


zur Liste

Research Interests

  • Design of Long-Term Secure Systems
  • Security Models for Long-Lived Systems
  • Computational Complexity

Projects

www.crossing.tu-darmstadt.de
CROSSING S6 – Long-Term Secure Archiving

Implications and Separations in Cryptography

This web page visualizes implications and separations between cryptographic primitives in an interactive graph.

The graph represents a set of known implications and separations, but it is by no means complete. If you find that your favorite implication or separation is missing, or have any other comment, feel free to contact me.

Publications

ELSA: Efficient Long-Term Secure Storage of Large Datasets.
Matthias Geihs and Johannes Buchmann
In: International Conference on Information Security and Cryptology (ICISC), 2018. (to appear)

PQChain: Strategic Design Decisions for the Blockchain Protocol against Future Threats.
Rachid El Bansarkhani, Matthias Geihs, and Johannes Buchmann
In: IEEE Security & Privacy, Special Issue on Blockchain, 2018. (LINK)

PROPYLA: Privacy Preserving Long-Term Secure Storage.
Matthias Geihs, Nikolaos Karvelas, Stefan Katzenbeisser, and Johannes Buchmann
In: International Workshop on Security in Cloud Computing (SCC@AsiaCCS), 2018. (LINK)

Long-Term Secure Time-Stamping using Preimage-Aware Hash Functions.
Ahto Buldas, Matthias Geihs, and Johannes Buchmann
In: International Conference on Provable Security (ProvSec), 2017. (LINK)

Long-Term Secure Commitments via Extractable-Binding Commitments.
Ahto Buldas, Matthias Geihs, and Johannes Buchmann
In: Australasian Conference on Information Security and Privacy (ACISP), 2017. (LINK)

LINCOS: A Storage System Providing Long-Term Integrity, Authenticity, and Confidentiality.
Johannes Braun, Johannes Buchmann, Denise Demirel, Mikio Fujiwara, Matthias Geihs, Shiho Moriai, Masahide Sasaki, and Atsushi Waseda
In: ACM Asia Conference on Computer and Communications Security (AsiaCCS), 2017. (LINK)

MoPS: A Modular Protection Scheme for Long-Term Storage.
Christian Weinert, Denise Demirel, Martín Vigil, Matthias Geihs, and Johannes Buchmann
In: ACM Asia Conference on Computer and Communications Security (AsiaCCS), 2017. (LINK)

A Security Analysis of Techniques for Long-term Integrity Protection.
Matthias Geihs, Denise Demirel, and Johannes Buchmann
In: Conference on Privacy, Security and Trust (PST), 2016 (LINK).

On the Security of Long-lived Archiving Systems based on the Evidence Record Syntax.
Matthias Geihs, Denise Demirel, and Johannes Buchmann
In: International Conference on Codes, Cryptology, and Information Security (C2SI), 2015. (LINK)

Efficient Integer Encoding for Homomorphic Encryption via Ring Isomorphisms.
Matthias Geihs, Daniel Cabarcas
In: International Conference on Cryptology and Information Security in Latin America (LATINCRYPT), 2014. (LINK)