Matthias Geihs

Technische Universität Darmstadt
Fachbereich Informatik
Kryptographie und Computeralgebra
Gebäude S2|02
Hochschulstraße 10
64289 Darmstadt
Germany

Room: S2/02 B209

Phone:  +49 6151 16 20668

Mail: mgeihs(a-t)cdc.informatik.tu-darmstadt.de

Research interests

  • Design of Long-Term Secure Systems
  • Security Models for Long-Lived Systems
  • Theory of Computation

Publications

Rachid El Bansarkhani, Matthias Geihs, and Johannes Buchmann:
PQChain: Strategic Design Decisions for the Blockchain Protocol against Future Threats.
In: IEEE Security & Privacy — Special Issue on Blockchain, to be published beginning of 2018.

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

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

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

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

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

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

Matthias Geihs, Daniel Cabarcas:
Efficient Integer Encoding for Homomorphic Encryption via Ring Isomorphisms.
In: Latincrypt, 2014 (LINK).

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