Keyword : general access structure


General Secret Sharing Schemes Using Hierarchical Threshold Scheme
Kouya TOCHIKUBO 
Publication:   
Publication Date: 2019/09/01
Vol. E102-A  No. 9 ; pp. 1037-1047
Type of Manuscript:  Special Section PAPER (Special Section on Discrete Mathematics and Its Applications)
Category: Cryptography and Information Security
Keyword: 
secret sharing schemegeneral access structure(k,n)-hierarchical threshold scheme
 Summary | Full Text:PDF(581.4KB)

Improvement of General Secret Sharing Scheme Reducing Shares Distributed to Specified Participants
Kouya TOCHIKUBO 
Publication:   
Publication Date: 2019/06/01
Vol. E102-A  No. 6 ; pp. 808-817
Type of Manuscript:  PAPER
Category: Cryptography and Information Security
Keyword: 
(k,n)-threshold schemesecret sharing schemegeneral access structure
 Summary | Full Text:PDF(475.6KB)

Efficient Secret Sharing Schemes Based on Unauthorized Subsets
Kouya TOCHIKUBO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/10/01
Vol. E91-A  No. 10 ; pp. 2860-2867
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Cryptography and Information Security
Keyword: 
(kn)-threshold schememultiple assignment secret sharing schemegeneral access structure
 Summary | Full Text:PDF(147KB)

Efficient Secret Sharing Schemes Based on Authorized Subsets
Kouya TOCHIKUBO Tomohiko UYEMATSU Ryutaroh MATSUMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/01/01
Vol. E88-A  No. 1 ; pp. 322-326
Type of Manuscript:  Special Section LETTER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
(k,n)-threshold schemegeneral access structureverifiable secret sharing scheme
 Summary | Full Text:PDF(92.3KB)

Efficient Secret Sharing Schemes Realizing General Access Structures
Kouya TOCHIKUBO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/07/01
Vol. E87-A  No. 7 ; pp. 1788-1797
Type of Manuscript:  PAPER
Category: Information Security
Keyword: 
(k, n)-threshold schememultiple assignment secret sharing schemegeneral access structure
 Summary | Full Text:PDF(181.1KB)

A Visual Secret Sharing Scheme for Color Images Based on Meanvalue-Color Mixing
Takeru ISHIHARA Hiroki KOGA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/01/01
Vol. E86-A  No. 1 ; pp. 194-197
Type of Manuscript:  Special Section LETTER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
visual secret sharing schemevisual cryptographysecret sharinggeneral access structure
 Summary | Full Text:PDF(162KB)

An Analytic Construction of the Visual Secret Sharing Scheme for Color Images
Hiroki KOGA Mitsugu IWAMOTO Hirosuke YAMAMOTO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/01/01
Vol. E84-A  No. 1 ; pp. 262-272
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
secret sharingvisual secret sharingvisual cryptologygeneral access structure
 Summary | Full Text:PDF(348.5KB)