• J. Pfeiffer, Coded Modulation for Physical-Layer Security, Oct. 2023, doi: 10.18725/OPARU-50801.

• J. Pfeiffer and R. F.H. Fischer,
  "Design of Practical Scrambling Schemes for Physical-Layer Security,"
  in IEEE Wireless Communications Letters, vol. 11, no. 10, pp. 2230-2234, Oct. 2022,
  doi: 10.1109/LWC.2022.3197848.
• J. Pfeiffer and R. F.H. Fischer,
  "Multilevel Coding for Physical-Layer Security,"
  in IEEE Transactions on Communications, vol. 70, no. 3, pp. 1999-2009, March 2022,
  doi: 10.1109/TCOMM.2022.3145578.

• J. Pfeiffer and R. F.H. Fischer,
  "Polar Coding for Physical-Layer Security,"
  International ITG 26. Workshop on Smart Antennas (WSA) and 13. Conference on Systems, Communications, and Coding (SCC), Braunschweig, Germany, 2023
• C. Schmidt-Langhorst, J. Pfeiffer, R. Elschner, R. Emmerich, F. Chowanek, I. Baek, R. F.H. Fischer, and C. Schubert,
  "Experimental Investigation of Information Bit Scrambling for Physical-Layer Security in Coherent Fiber-Optic Systems,"
  23. ITG-Symposium on Photonic Networks, Berlin, Germany, 2022
• J. Pfeiffer and R. F.H. Fischer,
  "Combining Scrambling and Multilevel Coding for Physical-Layer Security,"
  22. ITG-Symposium on Photonic Networks, Stuttgart, Germany, 2021
• J. Pfeiffer, C. Schmidt-Langhorst, R. Elschner, F. Frey, R. Emmerich, C. Schubert, and R. F.H. Fischer,
  "Security Gap Investigation of Multilevel Coding in Coherent Fiber-Optical Systems,"
  21. ITG-Symposium on Photonic Networks, Stuttgart, Germany, 2020
• S. Stern, M. Barakatain, F. Frey, J. Pfeiffer, J. K. Fischer, and R. F.H. Fischer,
  "Coded Modulation for Four-Dimensional Signal Constellations with Concatenated Non-Binary Forward Error Correction,"
  46. European Conference on Optical Communication (ECOC), Brussels, Belgium, 2020
• C. Schmidt-Langhorst, J. Pfeiffer, R. Elschner, F. Frey, R. Emmerich, R. F.H. Fischer, and C. Schubert,
  "Experimental Investigation of Security Gaps when using Punctured LDPC Coding in Coherent Systems up to 64-GBd DP-64QAM,"
  20. ITG-Symposium on Photonic Networks, Leipzig, Germany, 2019
• J. Pfeiffer and R. F.H. Fischer,
  "Signal Constellations for Physical-Layer Security,"
  12. International ITG Conference on Systems, Communications and Coding (SCC), Rostock, Germany, 2019
• J. Pfeiffer and R. F.H. Fischer,
  "Multilevel Coding for Physical-Layer Security in Optical Networks,"
  19. ITG-Symposium on Photonic Networks, Leipzig, Germany, 2018