Keyword : quadratic forms

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 cryptography, extension field, quadratic forms, 
 Summary | Full Text:PDF
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 cryptosystems, signature scheme, quadratic forms, post-quantum cryptography, 
 Summary | Full Text:PDF
Quadratic Independent Component Analysis
Fabian J. THEIS Wakako NAKAMURA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/09/01
Vol. E87-A  No. 9 ; pp. 2355-2363
Type of Manuscript:  Special Section PAPER (Special Section on Nonlinear Theory and its Applications)
Category: 
Keyword: 
nonlinear independent component analysis, quadratic forms, nonlinear blind source separation, overdetermined blind source separation, natural images, 
 Summary | Full Text:PDF