Keyword : post-quantum cryptography


A Constant-Time Algorithm of CSIDH Keeping Two Points
Hiroshi ONUKI Yusuke AIKAWA Tsutomu YAMAZAKI Tsuyoshi TAKAGI 
Publication:   
Publication Date: 2020/10/01
Vol. E103-A  No. 10 ; pp. 1174-1182
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: cryptography
Keyword: 
CSIDHpost-quantum cryptographyisogeny-based cryptographyconstant-time implementationsupersingular elliptic curve isogenies
 Summary | Full Text:PDF(1.6MB)

On the Performance Analysis of SPHINCS+ Verification
Tae Gu KANG Jinwoo LEE Junyeng KIM Dae Hyun YUM 
Publication:   
Publication Date: 2019/12/01
Vol. E102-D  No. 12 ; pp. 2603-2606
Type of Manuscript:  LETTER
Category: Information Network
Keyword: 
post-quantum cryptographyhash based signaturesSPHINCS+one-time signatures
 Summary | Full Text:PDF(203.3KB)

On Quantum Related-Key Attacks on Iterated Even-Mansour Ciphers
Akinori HOSOYAMADA Kazumaro AOKI 
Publication:   
Publication Date: 2019/01/01
Vol. E102-A  No. 1 ; pp. 27-34
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
post-quantum cryptographysymmetric key cryptographyquantum superposition attacksiterated Even-Mansour ciphers
 Summary | Full Text:PDF(908KB)

Hardness Evaluation for Search LWE Problem Using Progressive BKZ Simulator
Yuntao WANG Yoshinori AONO Tsuyoshi TAKAGI 
Publication:   
Publication Date: 2018/12/01
Vol. E101-A  No. 12 ; pp. 2162-2170
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Cryptography and Information Security
Keyword: 
latticeLWE challengeBDDunique SVPembedding techniqueprogressive BKZ simulatorpost-quantum cryptography
 Summary | Full Text:PDF(1.2MB)

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)

Reviving Identification Scheme Based on Isomorphism of Polynomials with Two Secrets: a Refined Theoretical and Practical Analysis
Bagus SANTOSO 
Publication:   
Publication Date: 2018/05/01
Vol. E101-A  No. 5 ; pp. 787-798
Type of Manuscript:  PAPER
Category: Cryptography and Information Security
Keyword: 
post-quantum cryptographyIsomorphism of Polynomialsmultivariate cryptographyidentification schemezero knowledge proof
 Summary | Full Text:PDF(628.6KB)

Recent Developments in Post-Quantum Cryptography
Tsuyoshi TAKAGI 
Publication:   
Publication Date: 2018/01/01
Vol. E101-A  No. 1 ; pp. 3-11
Type of Manuscript:  INVITED PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
post-quantum cryptographylattice-based cryptosystemsmultivariate polynomial cryptosystems
 Summary | Full Text:PDF(645.1KB)

An Efficient Key Generation of ZHFE Public Key Cryptosystem
Yasuhiko IKEMATSU Dung Hoang DUONG Albrecht PETZOLDT Tsuyoshi TAKAGI 
Publication:   
Publication Date: 2018/01/01
Vol. E101-A  No. 1 ; pp. 29-38
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
post-quantum cryptographymultivariate cryptographyencryption schemesZHFE
 Summary | Full Text:PDF(1.5MB)

Key Recovery Attacks on Multivariate Public Key Cryptosystems Derived from Quadratic Forms over an Extension Field
Yasufumi HASHIMOTO 
Publication:   
Publication Date: 2017/01/01
Vol. E100-A  No. 1 ; pp. 18-25
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
multivariate public-key cryptosystems (MPKC)post-quantum cryptographyextension fieldquadratic forms
 Summary | Full Text:PDF(209.7KB)

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
 Summary | Full Text:PDF(637.7KB)

Cryptanalysis of the Multivariate Signature Scheme Proposed in PQCrypto 2013
Yasufumi HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/01/01
Vol. E99-A  No. 1 ; pp. 58-65
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
multivariate public key cryptosystemssignature schemequadratic formspost-quantum cryptography
 Summary | Full Text:PDF(370.6KB)

Cryptanalysis of the Quaternion Rainbow
Yasufumi HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/01/01
Vol. E98-A  No. 1 ; pp. 144-152
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Public Key Based Cryptography
Keyword: 
post-quantum cryptographymultivariate public-key cryptosystemsRainbowquaternion ring
 Summary | Full Text:PDF(351KB)

Security of Multivariate Signature Scheme Using Non-commutative Rings
Takanori YASUDA Tsuyoshi TAKAGI Kouichi SAKURAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/01/01
Vol. E97-A  No. 1 ; pp. 245-252
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Foundations
Keyword: 
Multivariate Public Key Cryptosystemdigital signaturerainbownon-commutative ringpost-quantum cryptography
 Summary | Full Text:PDF(595.1KB)

Computing a Sequence of 2-Isogenies on Supersingular Elliptic Curves
Reo YOSHIDA Katsuyuki TAKASHIMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/01/01
Vol. E96-A  No. 1 ; pp. 158-165
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Foundations
Keyword: 
isogenysupersingular elliptic curvespost-quantum cryptography
 Summary | Full Text:PDF(268KB)

General Fault Attacks on Multivariate Public Key Cryptosystems
Yasufumi HASHIMOTO Tsuyoshi TAKAGI Kouichi SAKURAI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/01/01
Vol. E96-A  No. 1 ; pp. 196-205
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Implementation
Keyword: 
post-quantum cryptographymultivariate public-key cryptosystemsfault attacks
 Summary | Full Text:PDF(359.9KB)