Domestic Conference

  1. Y. Nanjo, Y. Kodera, R. Matsumura, M. Shirase, T. Kusaka and Y. Nogami, "Evaluation of Pairing on Elliptic Curves with Embedding Degree 15 with Type-II All-one Polynomial Extension Field of Degree 5," Proceedings of Symposium on Cryptography and Information Security, Kochi, JPN, Jan. 2020.
  2. Y. Nanjo, Y. Takahashi, M. Shirase, T. Kusaka and Y. Nogami, "Improvement of Miller's Algorithm of Pairing on Elliptic Curves with Embedding Degree 15 by Using Sparse Multiplication in Affine Coordinates," Proceedings of Computer Security Symposium, pp. 1543-1550, Nagasaki, JPN, Oct. 2019.
  3. Y. Nanjo, M. Shirase, T. Kusaka and Y. Nogami, "A Performance Analysis of Supersingular Isogeny Diffie-Hellman with Several Classes of the Quadratic Extension Fields," 電子情報通信学会技術報告, pp. 207-214, Kochi, JPN, Jul. 2019.
  4. T. Tatara, Y. Kodera, T. Kusaka and Y. Nogami, "A Consideration for the Indistinguishability of a Geometric Sequence," Proceedings of Workshop on Finite Field Theory and its Application for Pseudo-Random Sequences, pp. 7-10, Fukuoka, JPN, Sep. 2019.
  5. Y. Kodera, T. Kusaka and Y. Nogami, "Classifying a Random Number Generators Based on a Statistical Feature of the Distribution of Bits," Proceedings of Workshop on Finite Field Theory and its Application for Pseudo-Random Sequences, pp. 33-40, Fukuoka, JPN, Sep. 2019.
  6. T. Tatara, Y. Kodera, T. Kusaka, Y. Nogami and R. H. M. Zaragoza, "A Consideration of the Parameter Selection for an Uniformized Binary Geometric Sequence Generated by Using the Legendre Symbo(in Japanese)," Proceedings of Symposium on Cryptography and Information Security, 1B2-2, Shiga, JPN, Jan. 2019.
  7. A. Sanada, Y. Uetake, T. Kusaka, Y. Nogami and N. Takahashi, "A Consideration of Side-Channel Attack Using Order 4 and 8 Rational Points Against Curve25519 on FPGA," Proceedings of Symposium on Cryptography and Information Security, 3D3-2, Shiga, JPN, Jan. 2019.
  8. K. Kobayashi, H. Miura, T. Kusaka and Y. Nogam, "Improvement of Elliptic Scalar Multiplication on BLS Curve Using Conversion to Twisted Edwards Curve," Proceedings of Symposium on Cryptography and Information Security, Shiga, JPN, 4B2-1, Jan. 2019.
  9. Y. Kodera, T. Kusaka and Y. Nogami, "A Consideration for an Efficient Implementation of a Pseudorandom Sequence Generated by Trace function and Legendre symbol and Its Randomness Properties," Proceedings of Symposium on Information Theory and Its Application, pp. 321-326, Fukushima, JPN, Dec. 2018.
  10. Y. Kodera, T. Kusaka and Y. Nogami, "Autocorrelation of a Geometric Sequence Binarized over an Odd Characteristic Field," Proceedings of Computer Security Symposium, pp. 420-424, Nagano, JPN, Oct. 2018.
  11. Y. Kodera, T. Kusaka and Y. Nogami, "A Consideration for Utilizing a CSPRNG for a Searchable Symmetric Encryption," Proceedings of Workshop on Finite Field Theory and its Application for Pseudo-Random Sequences, Yamaguchi, JPN, Aug. 2018.
  12. T. Matsumoto, Y. Kodera, Md. A. Ali, T. Kusaka and Y. Nogami, "An Improvement of NTU Sequence Generation Using Sub Extension Field by CVMA," Proceedings of Symposium on Information Theory and Its Application, Fukushima, JPN, Dec. 2018.
  13. Y. Nogami, H. Ino, K. Tsuchiya, S. Uehara and R. H. M. Zaragoza, "A Consideration on Trace Sequence over Finite Field," Technical Report of IEICE, vol. 115, no.214, pp.25-29, Sep. 2015.
  14. S. Fujimoto and T. Kusaka, "Study on Soft-out of SISO Decodings for Binary Linear Codes(in Japanese)," Technical Report of IEICE, IT2014-60, pp. 35-39, Chiba, JPN, Jan. 2015.
  15. K. Nekado, Y. Takai and Y. Nogami, "Lazy Random Walk Efficient for Pollard's Rho Method Attacking on G3 over Barreto-Naehrig Curve (Corrected)," Memoirs Of The Faculty Of Engineering Okayama University, vol. 47, pp. 25-32, Jan. 2013.
  16. Y. Nogami and T. Sumo, "Representation of Torsion Points on Pairing Curves of Embedding Degree 1," Memoirs Of The Faculty Of Engineering Okayama University, vol. 47, pp. 19-24, Jan. 2013.
  17. Y. Nogami, Y. Kono, S. AKAGI, "A Binary Sequence Generated by Legendre Symbol and Primitive Polynomial over Odd Characteristic," Technical Report of IEICE, vol. 113, pp. 5-8, Fukui JPN, May 2013.
  18. Y. Nogami, Y. Kono, S. AKAGI, "A Consideration on Pairing Inversion Problem of Pairing Based Cryptography with BN Curve," Technical Report of IEICE, vol. 113, pp. 35-37, Tokyo, JPN, May 2013.
  19. K. Nekado, Y. Takai, Y. Nogami and Y. Morikawa, "Squaring Algorithm Efficient for Cubic Extension Field Derived with Pseudo Gauss Period Normal Basis," Memoirs Of The Faculty Of Engineering Okayama University, vol. 45, pp. 54-59, Okayama, JPN, Jan. 2011.
  20. Y. Nogami, E. Yanagi, T. Izuta and Y. Morikawa, "Ordinary Pairing Friendly Curve of Embedding Degree 1 Whose Order Has Two Large Prime Factors," Memoirs Of The Faculty Of Engineering Okayama University, vol. 45, pp. 46-53, Okayama, JPN, Jan. 2011.
  21. K. Nekado, H. Kato, Y. Nogami and Y. Morikawa, "Efficient Squaring Algorithm for Xate Pairing with Freeman Curve," Departmental Bulletin Paper of Okayama University, vol. 44, pp. 69-72, Okayama, JPN, Jan. 2010.
  22. Y. Nogami and Y. Morikawa, "Ordinary Pairing Friendly Curve of Embedding Degree 3 Whose Order Has Two Large Prime Factors," Memoirs Of The Faculty Of Engineering Okayama University, vol. 44, pp. 60-68, Okayama, JPN, Jan. 2010.
  23. Y. Nogami, E. Yanagi, T. Izuta and Y. Morikawa, "Ordinary Pairing Friendly Curve of Embedding Degree 1 Whose Order Has Two Large Prime Factors," vol. 45, no. 5, pp. 46-53, Nov. 2010.
  24. Y. Nogami and Y. Morikawa, "Ordinary Pairing Friendly Curve of Embedding Degree 3 Whose Order Has Two Large Prime Factors," vol. 44, no. 8, pp. 363-368, Nov. 2010.
  25. Y. Sakemi, H. Kato, Y. Nogami and Y. Morikawa, "Cost Evaluation of The Improvement of Twisted Ate Pairing That Uses Integer Variable Chi of Small Hamming Weight," Memoirs Of The Faculty Of Engineering Okayama University, vol. 43, pp. 113-116, Okayama, JPN, Jan. 2009.
  26. K. Nekado, H. Kato, Y. Nogami and Y. Morikawa, "Extension Field for Xate Pairing with Freeman Curve," Memoirs Of The Faculty Of Engineering Okayama University, vol. 43, pp. 108-112, Okayama, JPN, Jan. 2009.
  27. H. Kato, Y. Nogami and Y. Morikawa, "A High-Speed Square Root Algorithm for Extension Fields --Especially for Fast Extension Fields--," Memoirs Of The Faculty Of Engineering Okayama University, vol. 43, pp. 99-107, Okayama, JPN, Jan. 2009.
  28. T. Nakanishi, A. Sudarsono, Y. Sakemi, Y. Nogami and N. Funabiki, "A Group Signature Scheme with Efficient Verifier-Local Revocation Check," Proceedings of Symposium on Cryptography and Information Security, Shiga, JPN, Jan. 2009.
  29. Y. Nogami, Y. Morikawa, "A Consideration on Basis Conversion Matrix," Shannon Theory Workshop, pp. 13-20, Matsuyama, JPN, Sep. 2009.
  30. H. Kato, K. Nekado, Y. Nogami and Y. Morikawa, "Fast Exponentiation in Extension Field with Frobenius Mappings," Memoirs Of The Faculty Of Engineering Okayama University, vol. 42, pp. 36-43, Okayama, JPN, Jan. 2008.
  31. Y. Nogami and Y. Morikawa, "A Method for Checking the Parity of (#Jc-1)/2 Genus 2 and 3 Hyperelliptic Curves," Memoirs Of The Faculty Of Engineering Okayama University, vol. 42, pp. 110-114, Okayama, JPN, Jan. 2008.
  32. Y. Nogami and Y. Morikawa, "An Algorithm for Generating Irreducible Cubic Trinomials over Prime Field," Departmental Bulletin Paper of Okayama University, vol. 41, pp. 11-19, Okayama, JPN, Jan. 2007.
  33. Y. Nogami and Y. Morikawa, "The Number of the Irreducible Cubic Polynomials in the Form of x^3 ax b with a Certain Fixed Element a ," Departmental Bulletin Paper of Okayama University, vol. 41, pp. 1-10, Okayama, JPN, Jan. 2007.
  34. Y. Nogami and Y. Morikawa, "The Orders of Elliptic Curves y^2 = x^3 + b, b in Fp," Memoirs Of The Faculty Of Engineering Okayama University, vol. 40, pp. 83-94, Okayama, JPN, Jan. 2006.
  35. Y. Nogami and Y. Morikawa, "A Method for Generating Prime Order Elliptic Curves over F_{q^{2^c}}," Memoirs Of The Faculty Of Engineering Okayama University, vol. 39, pp. 71-81, Okayama, JPN, Jan. 2005.
  36. F. Wang, Y. Nogami and Y. Morikawa, "A High-Speed Square Root Computation in Finite Fields with Application to Elliptic Curve Cryptosystem," Memoirs Of The Faculty Of Engineering Okayama University, vol. 39, pp. 82-92, Okayama, JPN, Jan. 2005.
  37. Y. Nogami, M. Obara, Y. Hidaka and Y. Morikawa, "A Relation between CM method and Third Power Residue, Non-Residue," Proceedings of Symposium on Cryptography and Information Security, pp. 769-774, Jan. 2005.
  38. Y. Nogami and Y. Morikawa, "A Fast Implementation of Elliptic Curve Cryptosystem with Prime Order Defined over F_{p^{8}}," Memoirs Of The Faculty Of Engineering Okayama University, vol. 37, pp. 73-88, Okayama, JPN, Mar. 2003.
  39. Y. Nogami and Y. Morikawa, "Determining Minimal Polynomial of Proper Element by Using Higher Degree Traces," Memoirs Of The Faculty Of Engineering Okayama University, vol. 35, pp. 197-206, Okayama, JPN, Mar. 2001.