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IEICE Trans

Pratish DATTA

Efficient Attribute-Based Signatures for Unbounded Arithmetic Branching Programs
Pratish DATTA Tatsuaki OKAMOTO Katsuyuki TAKASHIMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2021/01/01
Vol. E104-A  No. 1  pp. 25-57
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
attribute-based signatures, arithmetic branching programs, arithmetic span programs, concrete efficiency, unbounded multi-use of attributes, bilinear groups, 
 Summary | Full Text:PDF
Adaptively Simulation-Secure Attribute-Hiding Predicate Encryption
Pratish DATTA Tatsuaki OKAMOTO Katsuyuki TAKASHIMA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2020/07/01
Vol. E103-D  No. 7  pp. 1556-1597
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication System Security)
Category: Cryptographic Techniques
Keyword: 
predicate encryption, partially-hiding, simulation-based adaptive security, arithmetic branching programs, inner products, 
 Summary | Full Text:PDF