Routo TERADA


Improving the Efficiency of a Reaction Attack on the QC-MDPC McEliece
Thales BANDIERA PAIVA Routo TERADA 
Publication:   
Publication Date: 2018/10/01
Vol. E101-A  No. 10  pp. 1676-1686
Type of Manuscript:  PAPER
Category: Cryptography and Information Security
Keyword: 
QC-MDPC McEliecepost-quantum cryptographyreaction attack
 Summary | Full Text:PDF(905.7KB)

Comparison of Two Signature Schemes Based on the MQ Problem and Quartz
Routo TERADA Ewerton R. ANDRADE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/12/01
Vol. E99-A  No. 12  pp. 2527-2538
Type of Manuscript:  PAPER
Category: Cryptography and Information Security
Keyword: 
post-quantum cryptographyMQ problemdigital signaturequartzMPKC
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Certificateless Key Agreement Protocols under Strong Models
Denise H. GOYA Dionathan NAKAMURA Routo TERADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/10/01
Vol. E99-A  No. 10  pp. 1822-1832
Type of Manuscript:  PAPER
Category: Cryptography and Information Security
Keyword: 
authenticated key agreementcertificateless public key encryptioncertificateless key agreementID-based encryptionsecurity modelsrandom oracle modelbilinear pairingsbilinear Diffie-Hellman problem
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Improved Identification Protocol Based on the MQ Problem
Fábio S. MONTEIRO Denise H. GOYA Routo TERADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/06/01
Vol. E98-A  No. 6  pp. 1255-1265
Type of Manuscript:  PAPER
Category: Cryptography and Information Security
Keyword: 
Multivariate Quadratic problemzero-knowledge identification protocolfinite field
 Summary | Full Text:PDF(775.9KB)

Cryptographic Works of Dr. Kenji Koyama: In Memoria
Noboru KUNIHIRO Kazuo OHTA Tatsuaki OKAMOTO Routo TERADA Yukio TSURUOKA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/01/01
Vol. E84-A  No. 1  pp. 108-113
Type of Manuscript:  INVITED PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
modern cryptographykey managementzero-knowledge proofelliptic curve applications
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A New Version of FEAL, Stronger against Differential Cryptanalysis*
Routo TERADA Paulo G. PINHEIRO Kenji KOYAMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/01/25
Vol. E79-A  No. 1  pp. 28-34
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
cryptographyblock cipherdifferential cryptanalysiskey breaking
 Summary | Full Text:PDF(608.6KB)

The Security of an RDES Cryptosystem against Linear Cryptanalysis
Yasushi NAKAO Toshinobu KANEKO Kenji KOYAMA Routo TERADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1996/01/25
Vol. E79-A  No. 1  pp. 12-19
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
linear cryptanalysissecret key cryptosystemDESprobabilistic swappingbest expression
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Dynamic Swapping Schemes and Differential Cryptanalysis
Toshinobu KANEKO Kenji KOYAMA Routo TERADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1994/08/25
Vol. E77-A  No. 8  pp. 1328-1336
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: 
Keyword: 
differential cryptanalysissecret key cryptosystemDEScharacteristic probabilitydynamic swapping scheme
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How to Strengthen DES-like Cryptosystems against Differential Cryptanalysis
Kenji KOYAMA Routo TERADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1993/01/25
Vol. E76-A  No. 1  pp. 63-69
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
DEScryptanalysisdifferential attackprobabilistic swapping
 Summary | Full Text:PDF(562.8KB)

A Cryptographic Function Based on Majority Circuits
Routo TERADA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/07/25
Vol. E73-E  No. 7  pp. 1036-1040
Type of Manuscript:  Special Section PAPER (Special Issue on Cryptography and Information Security)
Category: Common-Key Systems
Keyword: 
 Summary | Full Text:PDF(312.2KB)