Koç Lab - Publications

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Recent Publications

  • S. Liu, Z. Liu, D. Chen, W. Dai, L. Zhou, Z. Liu, R. C. C. Cheung, and Ç. K. Koç. MLFormer: a high performance MPC linear inference framework for transformers. Journal of Cryptographic Engineering, Volume 15, Number 1, pages 1-20, 2025.   pdf
  • P. He, Y. Tu, T. Bao, Ç. K. Koç, and J. Xie. HSPA: High-throughput sparse polynomial multiplication accelerators for code-based post-quantum cryptography. ACM Transactions on Embedded Computing Systems, Volume 24, Issue 1, pages 1-24, January 2025.   pdf
  • J. Zhang, Y. Yan, J. Huang, and Ç. K. Koç. Optimized software implementation of Keccak, Kyber, and Dilithium on RV{32,64}IM{B}{V}. IACR Transactions on Cryptographic Hardware and Embedded Systems, Volume 2025, Number 1, pages 632-655, 2025.   pdf

  • J. Zhang, J. Huang, L. Zhao, D. Chen, and Ç. K. Koç. ENG25519: Faster TLS 1.3 handshake using optimized X25519 and Ed25519. The 33rd USENIX Symposium, Philadelphia, Pensylvania, pages 6381-6398, August 14-16, 2024.   pdf   → USENIX Distinguished Paper Award   png
  • M. Huang, W. Yuan, D. Guan, M. Lu, and Ç. K. Koç. Guided particle adaptation PSO for feature selection on high-dimensional classification. Advanced Intelligent Computing Technology and Applications, 20th International Conference, ICIC 2024, Tianjin, China, pages 14-26, Proceedings, Part I, LNCS 14862, August 5–8, 2024.   pdf
  • P. He, B. Mongirdas, Ç. K. Koç, and J. Xie. LAMP: Efficient Implementation of Lightweight Accelerator for Polynomial Multiplication, from Falcon to RBLWE-ENC. Proceedings of the Great Lakes Symposium on VLSI (GSVLSI), Tampa Bay Area, Florida, pages 210-215, June 12-14, 2024.   pdf
  • J. Xie, P. He, S. C. O. Madrigal, and Ç. K. Koç. SMALL: Scalable Matrix OriginAted Large Integer PoLynomial Multiplication Accelerator for Lattice-based Post-Quantum Cryptography. International Workshop on Arithmetic of Finite Fields (WAIFI), Ottawa, Canada, to appear, June 10-12, 2024.   pdf
  • J. Huang, H. Zhao, J. Zhang, W. Dai, Z. Liu, R. C. C. Cheung, Ç. K. Koç, and D. Chen. Yet another Improvement of Plantard Arithmetic for Faster Kyber on Low-end 32-bit IoT Devices. IEEE Transactions on Information Forensics & Security, Volume 19, pages 3800-3813, 2024.   pdf   → Computer Academy of Guangdong Excellent Paper Award   png
  • P. He, S. C. Oliva Madrigal, Ç. K. Koç, T. Bao, and J. Xie. CASA: A Compact and Scalable Accelerator for Approximate Homomorphic Encryption. IACR Transactions on Cryptographic Hardware and Embedded Systems, Volume 2024, No. 2, pages 451-489, 2024.   pdf
  • J. Huang, A. Adomnicăi, J. Zhang, W. Dai, Y. Liu, R. C. C. Cheung, Ç. K. Koç,and D. Chen. Revisiting Keccak and Dilithium Implementations on ARMv7-M. IACR Transactions on Cryptographic Hardware and Embedded Systems, Volume 2024, No. 2, pages 1-24, 2024.   pdf
Koç Publications Archive

Sam Green Publications

  • S. Green, C. M. Vineyard, R. Helsinki, and Ç. K. Koç. RAPDARTS: Resource-aware progressive differentiable architecture search. International Joint Conference on Neural Networks (IJCNN), Glasgow, UK, July 19-24, 2020.   pdf
  • S. Green, C. M. Vineyard, R. Helsinki, and Ç. K. Koç. RAPDARTS: Resource-aware progressive differentiable architecture search. arXiv:1911.05704, November 8, 2019.   pdf   (also: pdf)
  • S. Green, C. M. Vineyard, W. M. Severa, and Ç. K. Koç. Benchmarking event-driven neuromorphic architectures. International Conference on Neuromorphic Systems (ICONS), Knoxville, Tennessee, July 23-25, 2019.   pdf
  • J. Luo, S. Green, P. Feghali, G. Legrady, and Ç. K. Koç. Visual diagnostics for deep reinforcement learning policy development. NVIDIA GPU Technology Conference (GTC), San Jose, California, March 18-21, 2019.   pdf
  • S. Green, C. M. Vineyard, and Ç. K. Koç. Distillation strategies for proximal policy optimization. arXiv:1901.08128, January 23, 2019.   pdf   (also: pdf)
  • S. Green, C. M. Vineyard, and Ç. K. Koç. Mathematical Optimizations for Deep Learning. Cyber-Physical Systems Security, Ç. K. Koç, editor, pages 69-92, Springer, 2018.   pdf
  • J. Luo, S. Green, P. Feghali, G. Legrady and Ç. K. Koç. Reinforcement Learning and Trustworthy Autonomy. Cyber-Physical Systems Security, Ç. K. Koç, editor, pages 191-217, Springer, 2018.   pdf
  • J. Luo, S. Green, P. Feghali, G. Legrady, and Ç. K. Koç. Visual diagnostics for deep reinforcement learning policy development. arXiv:1809.06781, September 26, 2018.   pdf   (also: pdf)
  • S. Green, C. M. Vineyard, and Ç. K. Koç. Impacts of mathematical optimizations on reinforcement learning policy performance. International Joint Conference on Neural Networks (IJCNN), Rio de Janeiro, Brazil, July 8-13, 2018.   pdf
  • S. Green, İ. Çiçek, and Ç. K. Koç. Continuous-time computational aspects of cyber-physical security. Workshop on Fault Diagnosis and Tolerance in Cryptography, pages 59-62, Santa Barbara, CA, August 16, 2016.   pdf
İsmail San Publications

  • N. Fern, İ. San, Ç. K. Koç, and K.-T. Cheng. Hiding hardware Trojan communication channels in partially specified SoC bus functionality. IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, 36(9):1435-1444, September 2017.   pdf
  • İ. San, N. Fern, Ç. K. Koç, and K.-T. Cheng. Trojans modifying soft-processor instruction sequences embedded in FPGA bitstreams. 26th International Conference on Field-Programmable Logic and Applications (FPL), pages 334-337, Lausanne, Switzerland, August 29 - September 2, 2016.   pdf
  • N. Fern, İ. San, Ç. K. Koç, and K.-T. Cheng. Hardware Trojans in incompletely specified on-chip bus systems. Design, Automation and Test in Europe (DATE), pages 527-530, Dresden, Germany, March 14-18, 2016.   pdf
Wangchen Dai Publications

  • W. Dai, D. D. Chen, R. C. C. Cheung, and Ç. K. Koç. FFT-based McLaughlin's Montgomery exponentiation without conditional selections. IEEE Transactions on Computers, 67(9):1301-1314, September 2018.   pdf
  • W. Dai, D. D. Chen, R. C. C. Cheung, and Ç. K. Koç. Area-time efficient architecture of FFT-based Montgomery multiplication. IEEE Transactions on Computers, 66(3):375-388, March 2017.   pdf
Vladimir Trujillo-Olaya Publications

  • V. Trujillo-Olaya, T. Sherwood, and Ç. K. Koç. Analysis of performance versus security in hardware realizations of small elliptic curves for lightweight applications. Journal of Cryptographic Engineering, 2(3):179-188, 2012.   pdf
Zeynep Ödemiş Özger Publications

  • Ç. K. Koç, F. Özdemir, and Z. Ö. Özger. Partially Homomorphic Encryption. Springer, 2021. URL
Funda Özdemir Publications

  • F. Özdemir and Ç. K. Koç. Development of Cryptography since Shannon. IACR ePrint Report 2022/100, January 26, 2022.   pdf   (also: pdf)
  • Ç. K. Koç, F. Özdemir, and Z. Ö. Özger. Partially Homomorphic Encryption. Springer, 2021. URL