Roman Walch

Dipl.-Ing. BSc

Cryptology & Privacy, PhD Student

Roman Walch is currently a second-year Ph.D. student at Know-Center GmbH in cooperation with the Institute of Applied Information Processing and Communications (IAIK) at Graz University of Technology. Before this, he completed his BSc and Dipl.-Ing. (equivalent to MSc) in computer engineering at TU Graz, with a focus on IT-Security. He is advised by Prof. Christian Rechberger. His master’s thesis is the design and implementation of an FPGA-based coprocessor for signature creation and verification of Picnic, a post-quantum secure digital signature scheme.
Roman Walch


My research interests include (and are not limited to):

  • Fully Homomorphic Encryption (FHE)
  • Multiparty Computation (MPC)
  • Post-Quantum Signatures
  • Efficient Implementations
  • Ciphers for MPC and FHE


I teach cryptography as part of: