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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCC, ISEC, IT, WBS | 2024-03-13 11:10 |
Osaka | Osaka Univ. (Suita Campus) | Revisiting the Soundness of 5-Pass Identification Scheme Daigo Kuroki, Kaoru Takemure, Bagus Santoso (UEC)  IT2023-82 ISEC2023-81 WBS2023-70 RCC2023-64 |
We observe that mostly, the security of 5-pass identification schemes have only been analyzed in a emph{rough} way as f... [more] |
IT2023-82 ISEC2023-81 WBS2023-70 RCC2023-64 pp.44-51 |
| QIT (2nd) |
2021-11-30 15:30 |
Online | Online | [Invited Talk]
Recent progress in the security proof of quantum key distribution in the finite-key regime Toshihiko Sasaki (Univ. of Tokyo) |
We show a finite-key analysis method for a broad type of quantum key distribution protocols based on a numerical optimiz... [more] | |
| SITE, ISEC, LOIS | 2018-11-04 15:40 |
Fukuoka | An improvement on Winternitz OTS with puncturing of signing keys Yukichi Kashiwakura, Yuichi Kaji (Nagoya Univ.) ISEC2018-80 SITE2018-58 LOIS2018-40 |
A hash-based digital signature is a quantum-immune alternative of conventional digital signatures. This study improves a... [more] | ISEC2018-80 SITE2018-58 LOIS2018-40 pp.95-102 |
|
| ISEC | 2018-09-07 11:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Talk]
Encrypt or Decrypt? To Make a Single-Key Beyond Birthday Secure Nonce-Based MAC (from CRYPTO 2018) Kan Yasuda (NTT) ISEC2018-55 |
In this talk we explain the content of “Encrypt or Decrypt? To Make a Single-Key Beyond Birthday Secure Nonce-Based MAC... [more] | ISEC2018-55 p.27 |
| QIT (2nd) |
2015-11-25 15:20 |
Kanagawa | NTT Atsugi R&D center | Security of Quantum Key Distribution from Attacker's View Takehisa Iwakoshi (Tamagawa Univ.) |
In 2005, trace distance between an ideal quantum state to be distributed and an actual quantum state distributed was int... [more] | |
| ISEC, IT, WBS | 2015-03-02 14:05 |
Fukuoka | The University of Kitakyushu | On the Limit of Security Proof for Homomorphic Encryption Daiki Takahashi, Shingo Hasegawa, Shuji Isobe, Eisuke Koizumi, Hiroki Shizuya (Tohoku Univ.) IT2014-67 ISEC2014-80 WBS2014-59 |
In this paper, we explore on the limitation of security proofs for homomorphic encryptions. We consider the computation... [more] |
IT2014-67 ISEC2014-80 WBS2014-59 pp.33-38 |
| QIT (2nd) |
2014-11-18 13:50 |
Miyagi | Tohoku Univ. | Defect in Security Proof of Quantum Key Distribution based on Complementarity
-- Problem with Interpretation of Trace Distance as Failure Probability in QKD: Part III -- Takehisa Iwakoshi (Tamagawa Univ.) |
Quantum key distribution is currently under development aiming provably secure key distribution protocols. In the previo... [more] | |
| ISEC | 2014-09-05 13:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Problem with Interpretation of Trace Distance as Failure Probability in Quantum Key Distribution: Part II Takehisa Iwakoshi (Tamagawa Univ.) ISEC2014-48 |
Quantum Key Distribution (QKD) has been attracting attention as an important technique to share a provably secure key un... [more] | ISEC2014-48 pp.9-11 |
| QIT (2nd) |
2014-05-12 16:30 |
Aichi | Nagoya Univ. | Problem with Interpretation of Trace Distance as Failure Probability in Quantum Key Distribution Takehisa Iwakoshi, Osamu Hirota (Tamagawa Univ.) |
Quantum Key Distribution (QKD) has been attracting attention as an important technique to share an information-theoretic... [more] | |
| ISEC, LOIS | 2005-11-14 15:45 |
Fukuoka | Kitakyushu Science and Research Park | A Digital Signature Suitable for XTR Masaaki Shirase, Yasushi Hibino (JAIST) |
This paper proposes a new efficient digital signature scheme for XTR (Efficient and Compact Subgroup Trace Representat... [more] |
ISEC2005-95 OIS2005-58 pp.39-44 |
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