Keyword : attribute-based signatures


Decentralized Attribute-Based Encryption and Signatures
Tatsuaki OKAMOTO Katsuyuki TAKASHIMA 
Publication:   
Publication Date: 2020/01/01
Vol. E103-A  No. 1 ; pp. 41-73
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
attribute-based encryptionattribute-based signaturesdecentralized multi-authority systemnon-monotone predicates
 Summary | Full Text:PDF

Expressive Attribute-Based Encryption with Constant-Size Ciphertexts from the Decisional Linear Assumption
Katsuyuki TAKASHIMA 
Publication:   
Publication Date: 2020/01/01
Vol. E103-A  No. 1 ; pp. 74-106
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
attribute-based encryptionconstant-size ciphertextsattribute-based signaturesconstant-size signing keysnon-monotone span programsdecisional linear assumption
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Dual Pairing Vector Spaces and Their Applications
Tatsuaki OKAMOTO Katsuyuki TAKASHIMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/01/01
Vol. E98-A  No. 1 ; pp. 3-15
Type of Manuscript:  INVITED PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
bilinear pairingsdual pairing vector spacesDPVSfunctional encryptionattribute-based encryptioninner-product encryptionattribute-based signatures
 Summary | Full Text:PDF