Journal Papers

• A.F. Tenca, E. Savaş, and Ç.K. Koç, "A design framework for scalable and unified architectures that perform multiplication in GF(p) and GF(2m)," International Journal of Computer Research, to appear, 2004.
• T. Wollinger, J. Pelzl, V. Wittelsberger, C. Paar, G. Saldamlı, and Ç. K. Koç, "State of the art in efficient public-key algorithms on embedded processors: Comparing elliptic curves and hyperelliptic curves," ACM Transactions Embedded Computing Systems, to appear, 2004.
• E. Savaş, A.F. Tenca, M. E. Çiftçibaşı, and Ç.K. Koç, "Novel multiplier architectures for GF(p) and GF(2n)," IEE Proceedings - Computers and Digital Techniques, 151(2):147-160, March 2004.
• A. Levi, M.U. Çağlayan, and Ç.K. Koç, "Use of nested certificates for efficient, dynamic and trust preserving public key infrastructure," ACM Transactions on Information and System Security, 7(1):21-59, February 2004.
• F. Rodrίguez-Henrίquez and Ç.K. Koç, "Parallel multipliers based on special irreducible pentanomials," IEEE Transactions on Computers, 52(12):1535-1542, December 2003.
• B. Sunar, E. Savaş, and Ç.K. Koç, "Constructing composite field representations for efficient conversion," IEEE Transactions on Computers, 52(11):1391-1398, November 2003.
• A.F. Tenca and Ç.K. Koç, "A scalable architecture for modular multiplication based on Montgomery's algorithm," IEEE Transactions on Computers, 52(9):1215-1221, September 2003.
• Ç.K. Koç and C. Paar, "Guest editors' introduction to special section on cryptographic hardware and embedded systems," IEEE Transactions on Computers, 52(4):401-402, April 2003.
• A. Halbutoğulları and Ç.K. Koç, "Parallel Multiplication in GF (2k) Using Polynomial Residue Arithmetic," Designs, Codes and Cryptology, 20(2):155-173, June 2002.
• B. Sunar and Ç.K. Koç, "An Efficient Optimal Normal Basis Type II Multiplier," IEEE Transactions on Computers, 50(1)83-87, January 2001.
• A. Halbutoğulları and Ç.K. Koç, "Mastrovito Multipliers for General Irreducible Polynomials," IEEE Transactions on Computers, 49(5):503-518, May 2000.
• E. Savaş and Ç.K. Koç, "The Montgomery Modular Inverse-Revisited," IEEE Transactions on Computers, 50(1):763-766, July 2000.

Conference Proceedings

• E. Savaş, A. F. Tenca, and Ç.K. Koç, "Dual-field multiplier architecture for cryptographic applications," Thirty-Seventh Asilomar Conference on Signals, Systems, and Computers, pages 374-378, IEEE Press, Pacific Grove, California, November 9-12, 2003.
• S.S. Erdem and Ç.K. Koç, "A less recursive variant of Karatsuba-Ofman algorithm for multiplying operands of size a power of two," Proceedings, 16th IEEE Symposium on Computer Arithmetic, J.-C.
  Bajard and M. Schulte, editors, pages 28-35, IEEE Computer Society Press, Santiago de Compostela, Spain, June 15-18, 2003.
• C. van Dyke and Ç.K. Koç, "On ubiquitous network security and anomaly detection," 2003 Symposium on Applications and Internet - Workshop on Security and Assurance in Ad hoc Networks, pages 374-378, Orlando, Florida, January 27-31, 2003.
• E. Savaş and Ç. K. Koç, "Architectures for unified field inversion with applications in elliptic curve cryptography," The 9th IEEE International Conference on Electronics, Circuits and Systems - ICECS 2002, volume 3, pages 1155-1158, Dubrovnik, Croatia, September 15-18, 2002.
• A. A.-A. Gutub, A. F. Tenca, E. Savaş, and Ç.K. Koç, "Scalable and unified hardware to compute Montgomery inverse in GF(p) and GF(2n)," Cryptographic Hardware and Embedded Systems - CHES 2002, B.S. Kaliski Jr., Ç.K. Koç, and C. Paar, editors, 4th International Workshop, Redwood Shores, CA, USA, pages 484-499. Springer Verlag, LNCS Nr. 2523, August 13-15, 2002.
• A. A.-A. Gutub, A.F. Tenca, and Ç. K. Koç, "Scalable VLSI Architecture for GF(p) Montgomery modular inverse computation," IEEE Computer Society Annual Symposium on VLSI, pages 53-58, Pittsburgh, Pennsylvania, IEEE Computer Society Press, Los Alamitos, California, April 25-26, 2002.
• A. Levi and Ç.K. Koç, "CONSEPP: Convenient and secure electronic payment protocol based on X9.59," Proceedings, The 17th Annual Computer Security Applications Conference, pages 286-295, New Orleans, Louisiana, IEEE Computer Society Press, Los Alamitos, California, December 10-14, 2001.
• A. Levi and Ç.K. Koç, "Reducing Certificate Revocation Cost Using NPKI," IFIP/SEC 2001, 16th International Conf. on Information Security, June 2001.
• E. Savaş, T.A. Schmidt and Ç.K. Koç, "Generating Elliptical Curves of Known Order," Cryptographic Hardware and Embedded Systems, Lecture Notes in Computer Science, May 2001.
• M. Aydos, T. Yanik and Ç.K. Koç, "High-Speed Implementation of an ECC-Based Wireless Authentication Protocol on an ARM Microprocessor," Proc., The 16th Annual Computer Security Applications Conference, pp. 401-409, Dec. 2000.
• E. Savaş, A.F. Tenca and Ç.K. Koç, "A Scalable and Unified Multiplier Architecture for Finite Fields GF(p) and GF(2m)," Cryptographic Hardware and Embedded Systems, Lecture in Science no. 1965, pp. 281-296, Aug., 2000.