Basic protocol for security using quantum theory and its application

2009 Fiscal Year Final Research Report

• Project/Area Number: 20700018
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Fundamental theory of informatics
• Research Institution: National Institute of Information and Communications Technology
• Principal Investigator: WASEDA Atsushi National Institute of Information and Communications Technology, 情報通信セキュリティ研究センター・セキュリティ基盤グループ, 専攻研究員 (10455454)
• Project Period (FY): 2008 – 2009
• Keywords: 量子計算理論 / 量子セキュリティ

Research Abstract

量子通信路の評価と新たな量子秘密分散法の提案を行った.量子通信路の評価として量子測定ができると通信路容量が劇的に向上することが示された.量子秘密分散法は多くのセキュリティプロトコルに応用される基盤技術の一つである.この量子秘密分散法について新たなプロトコルを提案し,評価を行い,既存研究において耐性がなかった攻撃に対し強い耐性を有することを示した.

Research Products

• [Journal Article] Quantum detection of wavelength division multiplexing optical coherent signals (2010)
  • Author(s): Atsushi Waseda, Masahiro Takeoka, Masahide Sasaki, Mikio Fujiwara, Hidema Tanaka
  • Journal Title: Journal of the Optical Society of America B-OPTICAL PHYSICS Vol.27,No.2 Pages: 259-265
  • Peer Reviewed
• [Presentation] Quantum detection of wavelength division multiplexing optical coherent signals in lossy channels (2010)
  • Author(s): Atsushi Waseda, Masahide Sasaki, Masahiro Takeoka, Mikio Fujiwara, Morio Tyoshima, Hidema Tanaka
  • Organizer: 2010 International Conference on Availability and Security
  • Place of Presentation: Krakow, Poland
  • Year and Date: 2010-02-17
• [Presentation] 光ファイバー帯域におけるコヒーレント光通信の通信路容量に関する一考察 (2009)
  • Author(s): 早稲田篤志, 武岡正裕, 佐々木雅英, 藤原幹生, 田中秀磨
  • Organizer: 暗号と情報セキュリティシンポジウム2009
  • Place of Presentation: 大津プリンスホテル, 大津市
  • Year and Date: 2009-01-22
• [Presentation] Quantum Secret Sharing between Multiparty and Multiparty against the Attack with Single Photons or EPR-pair (2008)
  • Author(s): A. Waseda, T. Takagi, M. Soshi, A. Miyaji
  • Organizer: The 2008 International Symposium on Information Theory and its ApPlications
  • Place of Presentation: Auckland, New Zealand
  • Year and Date: 2008-12-07