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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| PN | 2021-08-30 10:35 |
Online | Online | On Information-Theoretic Secure Authentication Key Exchange via Y00 Quantum Cryptography Takehisa Iwakoshi (Mie Univ.)  PN2021-12 |
We propose an information-theoretically secure (ITS) procedure for a secret key agreement to share a secret key with a n... [more] | PN2021-12 pp.1-6 |
| QIT (2nd) |
2021-05-25 10:30 |
Online | Online | On Efficiencies of Two TPCP maps Discrimination using Quantum Queries Takehisa Iwakoshi (Mie Univ.) |
This study analyses the efficiency of three strategies to discriminate two Trace-Preserving Completely Positive maps (TP... [more] | |
| 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] | |
| QIT (2nd) |
2015-05-25 17:20 |
Osaka | Osaka University | Defect in Security Proof of Quantum Key Distribution based on Complementarity: Part II Takehisa Iwakoshi (Tamagawa Univ.) |
[more] | |
| 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] | |
| PN | 2013-03-12 14:10 |
Okinawa | Okinawa-ken Seinen-Kaikan | Prevention Properties of Optical-CDMA and Y-00 Quantum Stream Cipher against Signal Altenation Attacks Takehisa Iwakoshi, Osamu Hirota (Tamagawa Univ.) PN2012-89 |
In the modern society, mathematical ciphers are often used to protect transmitted data. However, there are possibilities... [more] | PN2012-89 pp.65-69 |
| ISEC, LOIS | 2010-11-17 16:30 |
Ibaraki | Tsukuba Univ. | Study of Tolerability in Defacing of Y-00 Quantum Stream Cipher Takehisa Iwakoshi, Osamu Hirota (Tamagawa Univ.) ISEC2010-57 LOIS2010-36 |
The conventional stream ciphers generate ciphertext by taking exclusive-or between plain text and running key sequence ... [more] | ISEC2010-57 LOIS2010-36 pp.51-55 |
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